Abbott Seamount
seamount
31 48N
174 18E
131175
Abington Reef
reef
18 00S
149 45E
418150
Abra Canyon
canyon
17 31N
120 22E
117121
Abraham Canyon
52 37N
172 20E
152173
Abrolhos Bank
bank
18 30S
38 45W
318038
Abrolhos Seamounts
seamounts
17 20S
36 30W
317036
Accomac Canyon
37 46N
74 02W
237074
Acis Shoals
reefs
3 45N
112 39E
103113
Acor Bank
38 10N
29 20W
238029
Adak Basin
basin
51 05N
177 00W
251177
Adak Canyon
51 25N
177 05W
Adams Bank
41 20S
176 00E
441176
Adams Seamount
50 01N
176 14W
250176
Adare Seamounts
70 00S
171 30E
470172
Addington Patch
15 36N
114 24E
115115
Adelie Valley
valley
65 30S
136 00E
465136
Admundsen Trough
trough
70 30N
123 00W
270123
Admundsen Valley
71 30N
128 00W
271128
Adolph Seamount
11 55S
178 10W
311178
Adriatic Basin
42 00N
17 30E
142018
Adriatic Plain
plain
41 50N
17 55E
141018
Adventure Bank
37 20N
12 10E
137013
Aegir Ridge
ridge
66 10N
3 45W
266003
Africana II Bank
46 00S
42 30E
446043
Africana Seamount
37 10S
29 10E
437030
Afungi Canyon
10 47S
40 47E
410041
Agadir Canyon
32 30N
12 50W
232012
Aganak Canyon
51 55N
177 18W
Agassiz Fracture Zone
fracture zone
38 15S
127 15W
338127
Agassiz Valleys
valleys
24 00N
82 45W
224082
Agattu Canyon
52 23N
172 35E
Agerholm Seamount
34 25N
135 35W
234135
Aguja Canyon
11 40N
74 10W
211074
Agulhas Bank
35 30S
21 00E
435021
Agulhas Basin
47 00S
27 00E
447027
Agulhas Plateau
plateau
40 00S
26 00E
440026
Ahyi Seamount
20 25N
145 02E
120146
Aja Fracture Zone
56 00N
145 00W
256145
Akashi Knoll
knoll
8 12N
145 05E
108146
Alaminos Bank
28 01N
91 45W
228091
Alaminos Canyon
26 30N
94 35W
226094
Alarcon Seamount
23 37N
108 45W
223108
Alaska Plain
55 00N
143 00W
255143
Albany Canyon
118 10E
435119
Albany Seamount
38 35N
37 15W
238037
Albatross Bank
56 10N
152 20W
256152
shoal
17 40N
75 40W
217075
Albatross Cordillera
cordillera
45 00S
115 00W
345115
Albatross Knoll
33 00N
119 57W
233119
Albatross Plateau
10 00N
103 00W
210103
Albay Shoal
9 57N
118 29E
109119
Albemarle Shelf Valley
shelf valley
36 50N
75 21W
236075
Alboran Basin
36 00N
4 00W
236004
Alboran Plain
35 55N
3 50W
235003
Alboran Ridge
3 05W
Alboran Trough
36 07N
3 00W
236003
Alcala de Chivert Canyon
40 14N
1 25E
140002
Alden Seamount
49 05N
158 45W
249158
Alderdice Bank
28 05N
92 00W
228092
Alert Patches
4 09N
118 15E
104119
Aleut Knoll
51 23N
175 54E
151176
Aleut Valley
51 15N
176 12E
151177
Aleutian Basin
57 00N
177 00E
157177
Aleutian Ridge
51 30N
178 00W
251178
Aleutian Rise
rise
49 50N
175 00E
149175
Aleutian Terrace
terrace
50 40N
179 00W
250179
Aleutian Trench
trench
51 00N
170 00W
251170
Alexa Bank
11 35S
175 20E
411176
Alexander Agassiz Guyot
tablemount
17 54N
178 33E
117179
Alexander Seamount
18 57N
153 28W
218153
Alexandra Bank
8 02N
110 37E
108111
Alexandria Canyon
31 45N
30 00E
131030
Alga Bank
37 02N
13 29E
137014
Algerian Basin
40 00N
5 00E
140005
Algerian-Tyrrhenian Trough
38 21N
9 25E
138010
Algol Seamount
2 15S
84 30W
302084
Alice Reef
4 46N
119 05E
104120
Alice Shoal
16 05N
79 22W
216079
Alicia Annie Reef
9 25N
115 28E
109116
Alida Reef
0 59N
107 51E
100108
Alidade Bank
35 45N
1 30W
235001
Alison Reef
8 49N
114 06E
108115
Alix Seamount
17 31S
61 22E
417062
Allegheny Seamount
36 52N
58 45W
236058
Allison Guyot
18 31N
179 36W
218179
Almeria Canyon
36 33N
2 30W
236002
Almirante Brown Canyon
46 10S
59 00W
346059
Almirante Leite Knolls
knolls
26 07S
35 05E
426036
Almirante Saldanha Seamount
22 30S
37 30W
322037
Alpha Cordillera
85 30N
125 00W
285125
Alphard Banks
banks
35 02S
20 52E
Alphecca Seamount
18 20N
117 08W
218117
Alsek Valley
58 30N
139 30W
258139
Altair Seamount
44 40N
34 00W
244034
Altnacraig Shoal
9 00N
118 20E
Alula-Fartak Trench
14 04N
51 47E
114052
Alvarado Ridge
5 30S
83 45W
305083
Alvin Canyon
39 52N
70 30W
239070
Amami Plateau
28 10N
132 10E
128133
Amatignak Basin
50 55N
179 38W
Amatignak Canyon
51 08N
179 28W
251179
Amatignak Spur
spur
179 25W
Amazon Canyons
canyons
3 30N
48 20W
203048
Amazon Fan
fan
5 00N
47 30W
205047
Ambelau Basin
4 15S
126 40E
404127
Amchitka Canyon
179 53E
151180
Amchitka Spur
179 45E
Ameghino Canyon
43 40S
57 20W
343057
Amelia Canyon
12 53S
40 40E
412041
Amerasia Basin
80 00N
280170
America-Antarctic Ridge
59 00S
16 00W
359016
America-Antarctica Ridge
Amery Basin
68 15S
74 30E
468075
Amirante Bank
6 00S
53 10E
406054
Amirante Basin
7 00S
54 00E
407054
Amirante Ridge
Amirante Trench
8 00S
52 30E
408053
Amlia Basin
52 30N
173 00W
252173
Amlia Canyon
52 54N
173 15W
Amlia Fracture Zone
50 00N
250173
Amlia Knoll
53 05N
173 53W
253173
Ammen Basin
42 50N
68 45W
242068
Ammen Rock
42 53N
68 55W
Ammen Swell
68 35W
Ampere Seamount
35 05N
13 00W
235013
Amukta Canyon
53 10N
171 45W
253171
Amundsen Plain
65 00S
365125
Amundsen Trough
Amy Douglas Bank
10 50N
116 15E
110117
An Rise
49 30N
150 00E
149150
Anatolian Trough
24 30E
140025
Anaximander Ridge
35 30N
135030
Andaman Basin
94 00E
110094
Andaman Nicobar Ridge
12 00N
93 00E
112093
Andregg Seamount
25 46N
169 48E
125170
Andrew Tablemount
6 45N
50 30E
106051
Anegada Gap
gap
64 15W
218064
Angola Basin
15 00S
3 00E
415003
Angola Plain
2 00E
415002
Angria Bank
16 30N
72 05E
116073
Anguilla Bank
18 30N
63 03W
218063
Animal Basin
31 20N
117 35W
231117
Antalya Basin
35 40N
31 30E
135032
Antalya Canyon
36 40N
30 40E
136031
Antelope Shoal
8 44N
117 12E
108118
Antialtair Seamount
43 37N
22 27W
243022
Antoine Bank
27 50N
92 18W
227092
Anton Bruun Ridge
8 48S
51 45E
408052
Anton Dohrn Seamount
57 30N
11 00W
257011
Aotea Knoll
37 35S
172 03E
437173
Apache Trough
164 39E
151165
Appelbaum Bank
27 51N
94 15W
227094
Applequist Seamount
55 25N
142 45W
255142
Apuupuu Seamount
18 34N
155 28W
218155
Aquitaine Shelf
shelf
44 50N
1 42W
244001
Arabian Basin
11 30N
65 00E
111065
Arafura Shelf
10 00S
137 00E
410137
Arakane Reef
15 37N
142 45E
115143
Archimedes Seamount
13 19N
110 28W
213110
Ardasier Reefs
7 36N
114 17E
107115
Arena Canyon
38 58N
124 07W
238124
Argentina Seamount
37 25S
18 10E
437019
Argentine Basin
45 00W
345045
Argentine Plain
47 30S
50 00W
347050
Argo Bank
23 30S
159 15E
423160
Argo Fracture Zone
13 45S
66 10E
413067
Argo Plain
14 00S
117 00E
414117
Arguello Canyon
34 21N
121 05W
234121
Arguello Fan
34 00N
122 00W
234122
Arguello Terrace
34 30N
120 55W
234120
Ariel Bank
38 43S
178 18E
438179
Arlington Reef
16 43S
146 02E
416147
Arlis Gap
84 00N
170 00E
184170
Arlis Spur
75 45N
179 30E
175180
Armoricain Seamount
46 27N
12 25W
246012
Armoricain Shelf
46 50N
3 20W
246003
Arrowsmith Bank
21 05N
86 28W
221086
Arroyo Seamount
6 15N
22 40W
206022
Artimon Bank
45 10N
58 00W
245058
Aru Basin
5 00S
134 00E
405134
Aruba Gap
13 45N
72 00W
213072
Ascension Canyon
36 55N
122 28W
236122
Ascension Fracture Zone
7 20S
14 00W
307014
Ashmore Reef
12 14S
123 05E
412124
Ashton Seamount
38 00N
13 20W
238013
Asterias Seamount
38 54N
65 18W
238065
Astoria Canyon
46 15N
124 30W
246124
Astoria Fan
45 15N
126 15W
245126
Astoria Seachannel
seachannel
45 00N
125 50W
245125
Astrid Ridge
68 00S
12 00E
468012
Astrolabe Reefs
19 49S
165 35E
419166
Astrolabe Trough
19 30S
178 30E
419179
Atka Basin
51 20N
174 00W
251174
Atka Canyon
52 45N
173 47W
Atka Seamount
50 16N
175 10W
250175
Atlantic-Indian Basin
60 00S
15 00E
460015
Atlantic-Indian Ridge
53 00S
453015
Atlantis Canyon
70 12W
Atlantis Fracture Zone
30 00N
42 00W
230042
Atlantis II Fracture Zone
33 00S
57 00E
433057
Atlantis II Seamounts
38 27N
63 07W
238063
Atlantis Seamount
30 15W
234030
Atwater Valley
27 30N
87 30W
227087
Auckland Islands Shelf
50 25S
167 00E
450167
Aucklands Spur
52 00S
165 25E
452166
August Canyon
176 51E
152177
Aurora Reef
0 43N
129 32E
100130
Austell Spur
48 15N
248011
Austral Fracture Zone
20 00S
130 30W
320130
126 00W
319126
Austral Seamounts
22 40S
152 45W
322152
Avalon Knoll
33 24N
118 13W
233118
Aves Apron
apron
15 00N
65 00W
215065
Aves Ridge
14 00N
63 30W
214063
Aviles Canyon
43 55N
6 19W
243006
Avon Canyon
6 10N
3 55E
106004
Axarfjardhardjup
66 26N
16 53W
266016
Ayers Seamount
26 16N
166 25E
126167
Ayu Trough
132 30E
103133
Ayugadak Canyon
178 07E
151179
Azores Plateau
39 00N
30 00W
239030
Azores-Biscay Rise
42 40N
19 00W
242019
Azores-Gibraltar Ridge
37 00N
237016
Azur Fan
43 25N
7 30E
143008
Babylon Canyon
39 30N
71 56W
239071
Baccaro Bank
43 00N
64 48W
243064
Baffin Basin
73 15N
67 00W
273067
Bagration Seamount
15 25S
6 27W
315006
Bahama Escarpment
escarpment
23 15N
74 00W
223074
Bahia Blanca Canyon
41 25S
54 20W
341054
Bain Fracture Zone
32 20E
446033
Baird Seamounts
16 15N
162 20W
216162
Baja California Seamount Province
province
26 00N
124 00W
226124
Bajapa Reef
4 40N
119 06E
Baker Fan
55 14N
136 07W
255136
Baker Reef
10 44N
116 10E
Baker Seachannel
54 34N
137 15W
254137
Bakkafloadjup
66 15N
266014
Balabac Great Reefs
7 56N
116 55E
107117
Balanus Seamount
39 25N
65 23W
239065
Baldwin Bank
12 52S
126 10E
412127
Balearic Plain
40 30N
6 00E
140006
Balfour Shoal
15 27N
114 00E
115114
Bali Basin
7 50S
116 00E
407116
Balleny Basin
67 00S
467170
Balleny Fracture Zone
62 00S
156 00E
462156
Balleny Seamounts
61 00S
161 30E
461162
Balleny Trough
66 00S
158 00E
466158
Balmoral Reef
15 40S
175 52E
415176
Baltimore Canyon
38 03N
73 44W
238073
Bampton Reefs
19 15S
158 22E
419159
Banc de la Sentinelle
9 42E
Banda Reef
3 50N
118 01E
103119
Banda Trench
131 00E
405131
Banderas Canyon
20 30N
105 46W
220105
Bankok Shoal
16 00N
114 05E
116115
Banks Rise
75 30N
132 00W
275132
Banks Shelf
73 00N
273126
Banks Slope
slope
74 30N
274128
Banquereau
44 30N
58 30W
244058
Banzare Seamounts
58 50S
77 44E
458078
Baranof Fan
55 49N
137 22W
255137
Baranof Seachannel
137 30W
Barbados Ridge
12 45N
59 35W
212059
Barbados Trough
59 23W
Barcoo Tablemount
32 20S
156 20E
432157
Bardin Seamount
13 56S
53 38E
413054
Barents Plain
83 00N
35 00E
183035
Barents Trough
75 00N
29 00E
175029
Barkley Canyon
126 10W
248126
Barlas Bank
54 00S
37 20W
354037
Barque Canada Reef
113 19E
108114
Barra Fan
56 50N
10 00W
256010
Barracouta Reef
12 36S
124 02E
412125
Barracuda Fracture Zone
51 00W
216051
Barracuda Plain
17 00N
56 30W
217056
Barracuda Reef
8 54N
118 07E
108119
Barracuda Ridge
16 10N
57 00W
216057
Barren Ridge
12 15N
93 30E
112094
Barrier Plateau
35 40S
175 45E
435176
Barrow Canyon
72 30N
154 00W
272154
Barrow Sill
sill
79 30N
96 30W
279096
Barwon Bank
26 30S
153 35E
426154
Bass Canyon
38 40S
149 05E
438150
Bassett Shoal
15 28N
114 10E
Batavia Seamount
25 45S
100 20E
425101
Bathymetrists Seamounts
7 30N
21 30W
207021
Batjan Basin
1 00S
126 45E
401127
Batt Reef
16 25S
145 46E
416146
Bauer Basin
101 45W
310101
Bauer Fracture Zone
100 00W
315100
Bauer Scarp
scarp
103 30W
308103
Bayonnaise Bank
12 07S
179 43W
312179
Beachport Terrace
38 00S
139 00E
438139
Beagle Reef
15 17S
123 28E
415124
Bean Seamount
52 15N
147 00W
252147
Bear Seamount
39 55N
67 25W
239067
Bear Valley
40 29N
124 45W
240124
Beata Escarpment
72 50W
216072
Beata Plateau
14 40N
71 00W
214071
Beata Ridge
72 30W
Beata Spur
71 40W
Beaton Seamount
26 05N
162 50E
126163
Beaufort Reef
4 24N
118 45E
Beaufort Rise
72 00N
143 30W
272143
Beaufort Shelf
70 00N
142 30W
270142
Beaufort Slope
71 00N
271145
Beaufort Terrace
140 00W
273140
Beaufort Valley
32 18N
78 10W
232078
Beauge Bank
49 45N
60 09W
249060
Beethoven Ridge
26 14N
159 00W
226159
Beirut Canyon
33 55N
35 10E
133036
Belem Ridge
0 05N
40 45W
200040
Belgica Bank
78 28N
15 00W
278015
Belgrano Bank
73 00S
48 30W
373048
Belize Fan
18 00N
86 30W
218086
Belle-Ile Canyon
46 20N
4 47W
246004
Bellingshausen Plain
64 00S
90 00W
364090
Bellini Seamount
32 42N
163 11W
232163
Bellona Plateau
20 30S
158 30E
420159
Bellona Reefs
21 00S
159 00E
421159
Bellona Saddle
saddle
36 45S
166 30E
436167
Bellona Shoal
159 45E
421160
Bellona Valley
165 45E
440166
Bellsund Valley
77 20N
12 50E
177013
Benham Plateau
124 45E
116125
Benham Seamount
15 48N
124 15E
115125
Benicarlo Canyon
40 21N
1 22E
Benicasim Canyon
40 08N
Benrinnes Reef
5 51N
105119
Beothuk Knoll
46 06N
46 30W
246046
Bering Canyon
54 08N
168 15W
254168
Bering Channel
54 40N
172 30W
254172
Bering Spur
54 11N
168 22E
154169
Bering Strait Valley
65 45N
168 30W
265168
Berkeley Canyon
38 57N
72 45W
238072
Berkner Bank
75 00S
48 00W
375048
Berlanga Rise
8 30N
93 30W
208093
Berlin Seamount
32 51N
166 00W
232166
Bermuda Rise
232065
Bernoulli Seamount
18 10N
111 50W
218111
Berufjardharall
64 08N
13 25W
264013
Bethel Shoal
27 44N
80 11W
227080
Bethune Bank
19 35S
174 15W
319174
Beveridge Reef
20 02S
167 52W
320167
Bicentenary Seamount
19 24S
175 28W
319175
Bill Baileys Bank
60 35N
10 15W
260010
Bird Canyon
51 24N
178 15E
Biscay Plain
7 15W
245007
Biscay Seamount
45 25N
10 35W
245010
Bishop Rock
32 27N
119 08W
232119
Bishop Seamount
18 50N
159 02W
218159
Bittern Reef
9 14N
113 40E
109114
Bizerte Canyon
38 23N
10 00E
Bizet Seamount
32 16N
161 38W
232161
Black Mud Canyon
47 40N
7 42W
247007
Blackfin Ridge
Blackhaw Seamounts
167 55W
214167
Blacks Basin
43 08N
69 18W
243069
Blake Basin
29 00N
76 00W
229076
Blake Canyon
30 13N
76 03W
230076
Blake Escarpment
76 45W
Blake Knolls
32 17N
118 15W
232118
Blake Plateau
31 00N
79 00W
231079
Blake Reef
4 44N
119 13E
Blake Spur
76 30W
Blake-Bahama Ridge
73 30W
229073
Blanco Fracture Zone
43 30N
243128
Blanco Saddle
42 35N
125 30W
242125
Blanco Trench
44 20N
130 00W
244130
Blavet Canyon
46 37N
4 52W
Bligh Bank
51 36N
2 46E
151003
Block Canyon
39 50N
71 16W
Block Island Ridge
41 06N
71 32W
241071
Block Island Shelf Valley
40 35N
71 37W
240071
Blue Ridge Seamount
15 08N
117 06E
115118
Boa Vista Seamount
22 08W
215022
Bobrof Canyon
51 57N
177 32W
Bode Verde Fracture Zone
11 00S
16 30E
411017
Bodega Canyon
38 14N
123 35W
238123
Bogorov Seamount
42 30N
136 30E
142137
Bogoslof Canyon
53 55N
167 48W
253167
Bolles Knoll
49 00N
157 45W
249157
Bollons Tablemount
49 40S
176 10W
349176
Bombay Castle
111 42E
107112
Bombay Shoal
9 26N
109117
Bon Homme Richard Seamount
19 21N
175 33W
219175
Bonaire Basin
11 25N
67 30W
211067
Bonaparte Basin
13 00S
128 00E
413128
Bonaparte Seamount
15 50S
6 50W
Bone Basin
121 00E
406121
Bonin Ridge
142 30E
126143
Bonin Seamounts
144 00E
126144
Bonin Trench
23 00N
145 00E
123145
Bonnecamps Canyon
43 05N
60 25W
243060
Booshu Spur
63 34N
172 17W
263172
Boot Reefs
10 01S
144 39E
410145
Borchgrevink Canyon
70 15S
170 15E
470171
Boreas Basin
77 30N
1 00E
177001
Boreas Plain
77 00N
Borneo Shoal
7 20N
117 30E
107118
Bougainville Reef
15 30S
147 06E
415148
Bouma Bank
28 03N
92 27W
Boundary Bank
32 28N
117 37W
232117
Bounty Seachannel
46 32S
177 30E
446178
Bounty Trough
178 00E
Boutelle Seamount
39 01N
131 05W
239131
Bouvet Fracture Zone
55 00S
001 00E
455001
Bowditch Seamount
32 44N
64 33W
232064
Bowers Bank
54 18N
154180
Bowers Basin
53 45N
153176
Bowers Canyon
71 55S
172 30E
471173
52 50N
252179
Bowers Ridge
54 00N
180 00E
Bowers Seamount
54 05N
174 47E
154175
Bowie Canyon
52 34N
179 00E
152179
Bowie Seamount
53 18N
135 38W
253135
Bowlers Reef
41 43S
441175
Bowling Bank
33 58S
172 15E
433173
Boxall Reef
9 36N
116 11E
Boyd Seamount
72 41N
2 55E
172003
Bradelle Bank
47 25N
62 55W
247062
Bradley Reefs
6 52S
160 48E
406161
Braemer Ridge
15 45S
415177
Brahms Seamount
31 09N
162 19W
231162
Bransfield Trough
61 30S
54 00W
361054
Brategg Bank
65 16S
365068
Brazil Basin
25 00W
315025
Breidhamerkurdjup
63 37N
15 40W
263015
Bremen Bank
16 18N
112 28E
116113
Bremer Canyon
35 00S
119 55E
435120
Brigham Seamount
19 08N
158 44W
219158
Bright Bank
27 53N
93 18W
227093
Brisbane Tablemount
26 45S
155 00E
426155
Bristol Canyon
54 55N
169 00W
254169
Britannia Tablemount
28 20S
155 35E
428156
Britannia Tablemounts
tablemounts
28 15S
155 30E
Broad Canyon
51 12N
175 51E
Broke Canyon
35 25S
435117
Broken Ridge
31 30S
95 00E
431095
Broken-Top Guyot
144 10E
126145
Bromley Plateau
32 00S
35 00W
332035
Brooks Banks
24 05N
166 50W
224166
Broughton Gap
42 39S
171 44W
342171
Brouwer Seamount
109 00E
432109
Brown Bank
21 30N
74 44W
221074
Brown Bear Seamount
46 01N
130 25W
246130
Brown Reef
10 39N
117 27E
110118
Brown Seamount
138 30W
255138
Brownes Bank
36 25S
21 15E
436022
Browns Bank
66 05W
242066
Bruce Ridge
360035
Bruce Spur
63 30S
101 15E
463102
Bryan Seamount
17 55N
152 44W
217152
Bryant Bank
92 28W
Bryant Seamount
49 20N
157 57W
Buccaneer Bank
21 25N
80 08W
221080
Buell Seamount
39 05N
66 24W
239066
Buffington Seamount
24 15N
167 26E
124168
Bukhti Canyon
51 47N
177 33E
151178
Buldir Basin
52 12N
176 42E
Buldir Reef
52 09N
176 21E
Bull Pen, The
44 15N
61 35W
244061
Bullard Fracture Zone
58 02S
12 00W
358012
Bulldog Bank
10 02S
50 56E
410051
Bulls Scarp
32 35N
78 37W
Burdick Knoll
45 51N
157 48W
245157
Burdwood Bank
54 15S
354059
Burgeo Bank
47 10N
57 55W
247057
Burica Canyon
8 00N
208082
Burton Seamount
332171
Buru Basin
2 30S
127 00E
402127
Busch Seamount
27 40N
161 50E
127162
Bushett Reefs
42 42S
173 30E
442174
Bushnell Knoll
31 24N
119 00W
231119
Butung Basin
123 30E
406124
Byrd Canyon
75 30S
157 15W
375157
Cabliers Bank
35 48N
2 18W
235002
Cabo Creus Canyon
42 21N
3 29E
142004
Cabrillo Seamount
22 50N
109 15W
222109
Cadamosto Seamount
24 55W
214024
Caesar Seamount
40 13N
12 15E
140013
Cagayan Canyon
18 25N
121 36E
118122
Cagliari Canyon
38 55N
9 27E
Cagliari Trough
38 49N
Calabar Canyon
3 53N
8 14E
103009
California Seamount
17 50N
217124
Callou Bank
9 21N
107 45E
109108
Caloosahatchee Seamount
34 40N
49 45W
234049
Camaguey Ridge
20 00N
82 00W
220082
Cameron Canyon
49 39W
243049
Campbell Bank
41 46S
174 44E
Campbell Island Shelf
52 15S
169 30E
452170
Campbell Plateau
51 00S
451170
Campbell Seachannel
47 15S
447174
Campbell Seamount
50 15N
141 55W
250141
Campbell Spur
166 00E
455166
Campeche Bank
22 00N
222090
Campeche Canyon
92 30W
220092
Campeche Escarpment
24 35N
87 00W
224087
Canada Basin
280145
Canada Plain
280140
Canary Basin
230025
Canary Ridge
28 00N
228015
Cano Seamount
10 16N
110 00W
210110
Canso Bank
60 20W
245060
Cantabria Knoll
45 04N
7 59W
Cantor Seamount
16 19N
109 22W
216109
Cap Breton Canyon
43 40N
1 50W
243001
Cap Ferret Canyon
44 42N
244002
Cape Basin
37 00S
7 00E
437007
Cape Fear Terrace
33 14N
77 21W
233077
Cape Johnson Tablemount
17 08N
177 15W
217177
Cape Johnson Trough
8 45S
165 15E
408166
Cape Knoll
176 29E
Cape Lookout Shoals
shoals
234076
Cape Plain
34 45S
434006
Cape Rise
42 00S
442015
Cape Verde Basin
215030
Cape Verde Plain
26 00W
223026
Cape Verde Seamount
15 20N
21 52W
215021
Cape Verde Terrace
20 00W
218020
Capel Tablemount
25 16S
425160
Capricorn Sill
18 45S
154 00E
418154
Capricorn Tablemount
18 35S
172 12W
318172
Carbonara Ridge
38 47N
9 35E
Cardno Tablemount
6 08W
312006
Cardonal Canyon
22 51N
222110
Cargados Carajos Bank
16 30S
59 45E
416060
Cargo Canyon
52 27N
176 30E
Cariaco Basin
10 37N
65 10W
210065
Carlisle Canyon
53 28N
170 15W
253170
Carlsbad Canyon
33 06N
117 24W
233117
Carlsberg Ridge
6 00N
61 00E
106061
Carmel Canyon
36 32N
121 58W
236121
Carmen Basin
26 20N
110 40W
226110
Carnatic Shoal
10 06N
117 21E
Carnegie Ridge
85 00W
301085
Carnegie Seamount
0 15S
81 53W
300081
Caroline Ridge
108150
Carondelet Reef
5 33S
173 50W
305173
Carpenter Shoal
16 04N
Carson Canyon
45 27N
48 39W
245048
Carstens Valley
38 26N
70 42W
238070
Carter Seamount
8 58N
21 10W
208021
Carteret Canyon
38 52N
Caryn Seamount
67 56W
236067
Cascadia Basin
47 00N
127 30W
247127
Cascadia Gap
43 35N
128 30W
Cascadia Plain
Cascadia Seachannel
243130
Cascais Canyon
38 20N
9 35W
238009
Cashes Basin
69 04W
242069
Cashes Ledge
Castellammare Canyon
13 37E
138014
Castle Rock Seamount
36 17N
51 21W
236051
Castor Bank
12 51S
47 38E
412048
Castor Guyot
25 50N
147 00E
125147
Caswell Spur
44 45S
166 40E
444167
Cat Gap
24 30N
74 30W
224074
Cat Shoals
70 37N
149 05W
270149
Catalina Basin
33 10N
118 30W
Catalina Canyon
33 23N
118 33W
Catalina Escarpment
33 16N
118 25W
Cathay Shoal
15 54N
113 58E
Cathedral Trough
453166
Cato Trough
23 10S
423155
Catoche Knoll
23 48N
85 10W
223085
Catoche Tongue
tongue
23 30N
86 00W
223086
Cavalli Canyons
34 47S
174 05E
434175
Cawston Shoal
15 31N
113 46E
Cay Sal Bank
23 45N
80 00W
223080
Cayman Bank
19 19N
81 34W
219081
Cayman Ridge
19 30N
80 30W
219080
Cayman Trench
19 00N
Ceara Plain
0 00N
200036
Ceara Plateau
3 15S
303037
Ceara Ridge
4 30N
43 30W
204043
Ceara Terrace
2 10S
39 15W
302039
Cedros Escarpment
115 30W
227115
Cedros Trench
27 45N
115 45W
Ceduna Canyon
35 45S
132 45E
435133
Ceduna Terrace
132 00E
435132
Celebes Basin
4 00N
122 00E
104122
Celestial Reef
54 32N
131 27W
254131
Celestial Seamount
3 03S
169 19W
303169
Celtic Shelf
49 15N
7 00W
249007
Central Basin
73 30N
43 00E
173043
Central Basin Trough
16 45N
130 00E
116130
Central Pacific Basin
175 00W
205175
Central Reef
8 55N
112 21E
108113
Central Slope
27 10N
92 50W
Central Terrace
27 50S
34 15E
427035
Central Viti Canyon
39 03S
172 29E
439173
Centre Bank
41 30S
174 45E
Centre Seachannel
46 13S
172 45E
446173
Ceram Trough
2 25S
129 30E
402130
Cermeno Seamount
10 23N
108 46W
210108
Cerralvo Seamount
24 12N
109 35W
224109
Cerralvo Trough
109 45W
Ceuta Canyon
5 18W
235005
Ceva-i-Ra
21 45S
174 35E
421175
Ceylon Plain
4 00S
82 00E
404082
Chagos Bank
6 15S
72 00E
406072
Chagos Trench
73 30E
407074
Chagos-Laccadive Plateau
3 00N
73 00E
103073
Chagulak Canyon
53 15N
171 20W
Chain Fracture Zone
2 00S
302016
Chain Knoll
28 14N
68 26W
228068
Chain Ridge
106054
Challenger Bank
32 05N
65 03W
Challenger Deep
deep
11 20N
142 12E
111143
Challenger Fracture Zone
34 00S
334110
Challenger Plateau
440170
Chambers Knoll
4 49N
Chamorro Seamount
20 18N
144 42E
120145
Champlain Seamount
20 15S
320037
Chaplino Valley
64 10N
171 47W
264171
Charcot Fan
366086
Charcot Seamounts
11 30W
245011
Charles Quint
34 56N
11 52E
134012
Charleston Valley
77 50W
232077
Charlie Gap
78 00N
171 00W
278171
Charlie-Gibbs Fracture Zone
35 30W
252035
Charlotte Bank
11 47S
173 13E
411174
7 07N
107 37E
107108
Chase Seamount
42 04N
139 35W
242139
Chatham Rise
43 30S
443180
Chautauqua Seamount
22 10N
162 40W
222162
Chazhma Canyon
55 09N
162 00E
155162
Chebacco Canyon
40 12N
67 57W
240067
Chelan Bank
54 04N
166 34W
254166
Chelan Seamount
131 32W
249131
Cheref Seamount
19 55N
145 28E
119146
Cherkis Seamount
43 23N
25 43W
243025
Chile Basin
333080
Chile Rise
340090
Chinook Trough
44 00N
173 45W
244173
Chirikof Basin
64 30N
264169
Chirikof Seamount
54 50N
153 00W
254153
Chopin Seamount
26 08N
162 03W
226162
Christiaensen Basin
40 27N
240049
Christian Canyon
62 00N
39 00W
262039
Christmas Ridge
160 00W
205160
Christmas Rise
103 00E
413103
Chuckchi Borderland
borderland
165 00W
277165
Chukchi Plain
172 00W
277172
Chukchi Plateau
278165
Chukchi Rise
Chuo-goto Seachannels
seachannels
33 15N
128 10E
133129
Cilicia Trough
35 50N
33 30E
135034
Cindy Seamount
7 40N
21 25W
Cipangu Basin
35 00N
135150
Circeo Terrace
41 05N
12 45E
141013
Clairaut Seamount
17 59N
110 29W
217110
Clarence Trough
55 10N
131 52W
255131
Clarion Bank
20 50N
220074
Clarion Fracture Zone
218122
Clark Basin
80 40W
210080
Clark Reef
8 05S
139 40W
308139
Clark Seamount
157 38W
220157
Clayoquot Canyon
126 37W
249126
Claypile Bank
28 20N
94 10W
228094
Clifford Smith Canyon
44 35N
49 05W
244049
Clipper Canyon
68 40W
240068
Clipperton Fracture Zone
210115
Clipperton Ridge
10 30N
Clipperton Seamounts
111 00W
208111
Cobb Fracture Zone
47 20N
247130
Cobb Seamount
46 46N
130 49W
Cochrane Bank
113 15E
103114
Coco-de-Mer Seamounts
0 30N
56 00E
100056
Cocos Basin
405094
Cocos Plain
3 00S
403094
Cocos Ridge
5 30N
205086
Cocos-Keeling Rise
96 00E
413096
Coiba Ridge
6 30N
81 45W
206081
Colahan Seamount
31 15N
131176
Colbeck Basin
77 00S
159 30W
377159
Colmer Knoll
20 28N
86 12W
220086
Colnett Basin
30 50N
117 00W
230117
Colombian Basin
13 00N
213076
Colombian Plain
Colombian Trench
4 45N
78 15W
204078
Colon Ridge
2 00N
96 00W
202096
Colorado Seamount
233037
Columbia Ledge
43 57N
68 08W
243068
Columbia Seamount
32 00W
320032
Columbus Knoll
74 13W
Colville Ridge
34 30S
434178
Colvocoresses Reef
4 53N
72 37E
104073
Combe Bank
12 32S
177 35W
312177
Combe Shoal
113 54E
Comino Ridge
40 40N
10 16E
140011
Comino Trough
10 10E
Commodore Reef
8 23N
115 14E
108116
Comoro Basin
44 00E
414044
Comoro Plain
44 30E
413045
Comstock Seamount
156 55W
248156
Conception Bank
29 30N
12 45W
229012
Condor Bank
148 04E
107149
Condor Reef
8 05N
147 51E
108148
Conducia Canyon
14 55S
40 50E
414041
Congo Canyon
11 50E
406012
Congo Fan
9 00E
406009
Congolene Canyon
16 06S
40 15E
416041
Congress Seamount
33 07N
54 49W
233054
Connell Reef
5 07N
112 35E
105113
Conrad Fracture Zone
56 00S
356004
Conrad Seamount
29 45S
168 00W
329168
Constantine Seamount
171 20E
420172
Constantine Valley
51 27N
Conway Ridge
42 40S
173 39E
Conway Trough
173 35E
Cook Bank
50 56N
128 40W
250128
Cook Canyon
43 17S
169 35E
443170
Cook Seachannel
443166
Cook Strait Canyon
Cook Trough
51 06N
128 18W
251128
Cooper Ridge
10 15N
150 30W
210150
Coral Patch Seamount
11 57W
234011
Coral Sea Basin
152 00E
414152
Cordell Bank
123 25W
Coriolis Trough
419170
Corner Seamounts
51 30W
235051
Cornwallis South Reef
8 45N
114 14E
Coronado Bank
Coronado Canyon
117 22W
Coronado Escarpment
32 36N
117 26W
Correira Guyot
6 29S
57 11E
406058
Corsair Canyon
41 20N
66 11W
241066
Corsica Terrace
41 40N
9 50E
141010
Cortes Bank
119 10W
Coulee Canyon
51 42N
Coulee Spur
51 53N
176 24E
Cow Pen, The
44 12N
61 25W
Cowie Seamount
54 15N
149 30W
254149
Cox Ledge
71 10W
Cramer Seamount
24 06N
164 13E
124165
Crary Bank
169 00E
475169
Crary Seamount
135 00W
284135
Crawford Seamount
38 45S
11 10W
338011
Creagh Reef
4 22N
118 38E
Crescent Seamount
33 13N
65 38W
233065
Crespi Knoll
117 52W
Crest Basin
52 26N
174 54E
152175
Crest Knoll
52 29N
174 55E
Crest Seamount
117 05W
224117
Cretan Trough
25 00E
136025
Crosley Seamount
16 55N
152 26W
216152
Cross Seamount
18 45N
158 15W
218158
Crough Seamount
24 45S
121 45W
324121
Crowell Basin
42 55N
67 20W
242067
Crowther Canyon
49 48N
127 45W
249127
Crozet Basin
39 00S
60 00E
439060
Crozet Plateau
51 00E
446051
Crozet Ridge
45 00E
445045
Cruiser Tablemount
32 00N
28 00W
232028
Crumb Seamount
43 28N
23 15W
243023
Cuarteron Reef
8 50N
112 47E
Cultivator Shoal
41 30N
68 10W
241068
Curacao Ridge
68 00W
213068
Currituck Seamount
30 00S
173 30W
330173
Cutts Knoll
49 18N
157 25W
Cuvier Basin
22 00S
111 00E
422111
Cuvier Plain
Cuvier Plateau
24 00S
108 00E
424108
Cyprus Basin
33 40N
34 00E
133034
D'Entrecasteaux Canyon
35 20S
115 50E
435116
Dacia Seamount
31 10N
13 42W
231013
Dai-go-goto Bank
33 11N
128 14E
Dai-ichi-goto Bank
33 22N
128 44E
Dai-ni-goto Bank
128 26E
Dai-roku-goto Bank
33 12N
128 08E
Dai-san-goto Bank
128 22E
Dai-shi-goto Bank
33 08N
Daikakuji Seamount
172 18E
132173
Daini-kinan Seamount
30 09N
136 42E
130137
Daisy Bank
44 39N
124 44W
244124
Daito Ridge
25 30N
133 00E
125133
Dakar Canyon
14 45N
17 48W
214017
Dall Bank
32 52N
119 25W
Dall Seamount
58 10N
145 35W
258145
Dallas Reef
7 38N
113 53E
107114
Daly Seamount
18 08N
157 40W
218157
Damar Ridge
6 50S
406130
Dame Marie Ridge
75 30W
218075
Dampier Ridge
32 30S
157 40E
432158
Dampier Seamount
11 10S
0 24W
311000
Dana Fracture Zone
12 30S
95 00W
312095
Dana Seamount
18 38N
155 57W
Danas Bank
62 40N
51 15W
262051
Danas Valley
62 35N
51 05W
Danells Valley
60 42N
42 15W
260042
Danielsen Canyon
64 00N
264034
Dantes Hole
hole
8 17N
104 08W
208104
Daon Seamount
17 58N
145 30E
117146
Darwin Guyot
22 04N
171 35E
122172
David Knoll
6 24N
50 15E
David Spur
52 22N
178 41E
Davidson Bank
163 45W
254163
Davidson Seamount
35 43N
122 43W
235122
Davie Ridge
17 10S
41 45E
417042
Davie Seamount
36 30S
23 30E
436024
Davis Bank
41 15N
69 40W
241069
Davis Basin
42 48N
68 21W
Davis Knoll
34 07N
Davis Seamounts
51 30S
4 30E
451005
Davis Sill
65 30N
265057
Davis Strait Rise
66 00N
266059
Dawson Canyon
61 05W
243061
Day Seamount
18 40N
156 20W
218156
De Gerlache Seamounts
90 30W
365090
De Koningh Seamount
53 22S
453025
De Krafft Seamount
13 53N
156 17W
213156
De Soto Canyon
229087
De Venster Seamount
30 15N
130177
Debussy Seamount
30 18N
162 05W
230162
Dehlinger Seamount
137 19W
242137
Del Cano Rise
45 15S
44 15E
Delfin Basin
29 40N
113 50W
229113
Delgada Canyon
40 02N
124 10W
Delgada Fan
39 15N
239126
Dellwood Knolls
50 42N
130 15W
250130
Dellwood Seamounts
50 37N
130 42W
Dellwood Valley
50 49N
Demerara Plain
210048
Demerara Plateau
208054
Denham Ridge
19 50S
Denham Trough
178 45E
420179
Dennis Knoll
51 03N
177 42E
Denson Seamount
Denys Canyon
42 47N
50 16W
242050
Derickson Seamount
161 15W
252161
Derwent Hunter Tablemount
31 00S
156 15E
431157
Deryugin Basin
146 00E
154146
DesBarres Canyon
53 27W
244053
Descartes Seamount
14 06N
214108
Detroit Tablemount
167 45E
151168
Devils Hole
56 38N
0 40E
156001
Devon Shelf
275074
Devon Slope
74 00N
70 00W
274070
Devonport Seamount
31 32S
175 23E
431176
Diamantina Fracture Zone
36 00S
105 00E
436105
Diamond Shoals
35 12N
235075
Diana Reef
22 31N
74 47W
222074
Diane Bank
149 40E
415150
Diaphus Bank
90 42W
228090
Dibble Basin
65 20S
465133
Dickins Seamount
54 30N
137 00W
Dickins Shoal
8 18N
117 32E
Dietrich Guyot
5 37N
26 53W
205026
Dietz Tablemount
22 37N
122177
Discovery II Fracture Zone
41 00S
42 50E
441043
Discovery Ridge
68 02W
227068
Discovery Tablemount
0 10E
442001
Disko Bank
69 15N
55 00W
269055
Disney Reef
19 17S
174 06W
Dispatch Seamount
27 42N
119 20W
227119
Dixie Jane Seamount
162 08E
118163
Dixon Seamount
12 36N
179 15W
212179
Dixon Valley
54 19N
133 00W
254133
Djibouti Bank
36 10N
3 43W
Djupall
66 35N
24 00W
266024
Dmitri Mendeleyev Seamount
4 52N
154 58E
104155
Dogbody Canyon
40 03N
68 47W
Dogfish Reef
54 09N
Dogger Bank
155003
Doldrums Fracture Zone
8 10N
208039
Dolphin Spur
165 00E
438165
Dom Joa'o de Castro Reef
38 13N
26 38W
238026
Don Juan de Austria Shoals
107119
Donegal Fan
10 10W
Donelson Seamount
25 06N
169 28E
Donizetti Seamount
32 20N
232160
Dordrecht Basin
33 30S
101 20E
433102
Dorsey Seamount
48 48N
156 45W
Dowd Guyot
13 27N
119 39W
213119
Downwind Seamount
16 37N
114 47W
216114
Dragon Seamount
34 55N
16 30W
234016
Drygalski Basin
74 50S
474167
Du Toit Fracture Zone
49 00S
28 00E
449028
Dubinin Trough
67 10S
80 30E
467081
Dume Canyon
33 58N
118 48W
Dumshaf Plain
68 00N
168005
Duntroon Seamount
133 05E
435134
Durand Reef
22 02S
168 39E
422169
Durgin Seamount
142 00W
256142
Dutton Ridge
20 05N
149 15E
120150
Dutton Seamount
20 03N
158 02W
220158
Dvorak Seamount
30 31N
161 20W
230161
Earl Dalhousie Bank
8 08N
144 57E
108145
East Aves Escarpment
63 00W
213063
East Azores Fracture Zone
36 30N
236026
East Cape Ridge
37 30S
437179
East Cape Trough
52 19N
East Caroline Basin
146 45E
104147
East Cortes Basin
32 15N
East Flower Garden Bank
27 55N
93 36W
East Hinder
51 35N
2 40E
East Indiaman Ridge
27 00S
99 15E
427100
East Mariana Basin
153 00E
112153
East Mexico Shelf
97 30W
224097
East Novaya Zemlya Trough
173061
East O'Gorman Fracture Zone
101 30W
214101
East Pacific Rise
320115
East Reef
112 33E
15 53N
78 35W
215078
East Scotia Basin
57 00S
357035
East Sheba Ridge
14 30N
56 15E
114057
East Tasman Plateau
443152
East Thulean Rise
51 40N
21 45W
251021
Easter Fracture Zone
26 00S
326100
Eastern Bradelle Valley
47 50N
62 30W
Eastern Shoals
50 30W
246050
Eastward Knoll
28 32N
69 09W
228069
Eauripik Rise
142 00E
103142
Ebeling Reef
0 28N
107 25E
Ebro Fan
3 36E
140004
Echizen Banks
36 15N
135 45E
136136
Echo Seamount
25 23N
19 25W
225019
Echuca Reef
13 54S
123 55E
413124
Eclipse Seamount
19 10S
159 21W
319159
Ecuador Fracture Zone
203084
Edoras Bank
22 00W
256022
Edremit Trough
25 30E
139026
Edwards Bank
7 43S
159 41E
407160
Eel Canyon
40 39N
124 35W
Eendracht Seamounts
28 30S
428103
Egeria Bank
16 01N
114 56E
Egeria Fracture Zone
66 30E
420067
Egmont Terrace
39 37S
172 05E
Eia Canyon
7 52S
147 56E
407148
Eickelberg Ridge
48 30N
133 10W
248133
Eickelberg Seamount
Einstein Seamount
13 52N
110 17W
Eirik Ridge
58 40N
44 00W
258044
El Ferrol Canyon
44 03N
9 15W
244009
Elbow, The
27 41N
84 09W
227084
Eldad Reef
10 20N
114 40E
110115
Elizabeth Basin
43 20N
243070
Elizabeth Shoals
3 55N
113 10E
Ellice Ridge
408178
Ellis Seamount
19 10N
157 42W
219157
Eltanin Fracture Zone
354130
Elvers Bank
92 53W
Ely Seamount
56 15N
145 40W
Embattle Seamount
10 45N
164 10W
210164
Emden Deep
126 36E
110127
Emerald Bank
243062
Emerald Basin
62 45W
244062
53 30S
453162
Emery Basin
31 50N
118 08W
231118
Emery Knoll
33 02N
118 24W
Emilia Seamount
43 50N
131 54W
243131
Emmons Seamount
15 56N
215166
Emperor Seamounts
142170
Emperor Trough
175 30E
143176
Endeavour Seamount
18 56S
169 26W
318169
48 16N
129 05W
248129
Endeavour Spur
53 40S
176 40E
453177
Enderby Plain
40 00E
460040
Enderby Reef
7 23N
149 07E
107150
Endurance Ridge
62 30S
40 00W
362040
Enganno Basin
103 45E
406104
Engelbrecht Seamount
36 15S
14 20E
436015
Enoshima Canyon
35 14N
139 26E
135140
Equatorial Seachannel
3 45S
31 00W
303031
Eratosthenes Tablemount
33 50N
32 40E
133033
Erben Tablemount
132 32W
232132
Eriador Seamount
25 20W
254025
Erica Seamount
14 30E
438015
Erickson Seamount
25 33N
169 10E
Erimo Seamount
40 55N
144 55E
140145
Error Tablemount
56 05E
110057
Escanaba Ridge
41 10N
127 12W
241127
Escanaba Trough
41 00N
Esmeralda Bank
14 57N
145 15E
114146
Esperance Canyon
34 40S
121 45E
434122
Esperanza Canyon
49 40N
Espinosa Seamount
9 38N
114 10W
209114
Etienne Canyon
52 40N
152172
Euclid Seamount
110 30W
212110
Euler Seamount
16 03N
112 00W
216112
Eurasia Basin
87 00N
80 00E
187080
Everard Canyon
38 20S
149 27E
Ewing Bank
28 06N
91 02W
Ewing Seamount
23 20S
8 45E
423009
20 20N
174 10E
120175
Exmouth Plateau
19 00S
419114
Explorer Seamount
130 48W
249130
Explorer Tablemount
83 15W
216083
Explorer Trench
130 35W
Eyjafjardhardjup
66 25N
18 45W
266018
Eyre Terrace
434127
Fabert Seamount
24 07S
158 33W
324158
Fairway Plateau
20 45S
161 00E
420161
Fairway Reef
161 45E
421162
Fairweather Ground
58 22N
138 50W
258138
Fairweather Seamount
19 51N
113 01W
219113
Fairy Bank
2 20E
Falcon Bank
19 19S
174 07W
Falkland Escarpment
50 00S
350045
Falkland Fracture Zone
49 20S
41 00W
349041
Falkland Plateau
351050
Falkland Trough
353054
Fantome Bank
11 38S
123 57E
411124
Faraday Seamounts
28 30W
249028
Farallon Basin
225110
Farallon Escarpment
37 42N
123 10W
237123
Farfalla Seamount
40 25N
12 30E
Faris Seamount
147 15W
254147
Faroe Bank
60 55N
8 40W
260008
Faroe Gap
61 23N
8 15W
261008
Faroe Shetland Trough
61 00N
261004
Faroe-Iceland Ridge
264010
Farquhar Ridge
Father Charles Canyon
48 40N
126 30W
Fathometer Reef
54 17N
165 17W
254165
Fearless Shoal
117 37E
Feinga Seamount
20 09S
175 09W
320175
Feni Ridge
18 00W
253018
Ferna'o Veloso Canyon
14 22S
40 48E
Fernando de Noronha Plain
03 00S
Ferraz Ridge
33 00W
314033
Ferrel Seamount
117 18W
229117
Ferris Seamount
29 00S
102 45W
329102
Fieberling Tablemount
32 22N
127 50W
232127
Field Bank
12 17S
174 48W
312174
Fiery Cross Reef
112 57E
109113
Fifty Fathoms Flat, The
71 30E
118072
Fiji Plateau
17 00S
173 00E
417173
Filebottom Canyon
40 11N
67 59W
Fillebrown Seamount
15 05N
162 55W
215162
Finch Seamount
17 32N
157 35W
217157
Fiordland Basin
45 30S
165 30E
445166
Fippennies Ledge
First Thomas Shoal
9 20N
115 56E
Fishers Island Furrow
furrow
41 11N
71 54W
Fishers Island Ridge
41 12N
71 51W
Fishing Rip
69 25W
Fishnet Bank
28 09N
91 49W
Fiskenaes Bank
63 18N
52 10W
263052
Flanagan Seamount
8 22N
21 22W
Flavio Gioia
13 05E
140014
Flemish Cap
247045
Flemish Pass
pass
46 45W
247046
Fletcher Plain
86 00N
179 59W
286179
Flinders Canyon
39 38S
148 50E
439149
Flinders Reefs
17 37S
148 31E
417149
Flinders Seamount
159 44E
434160
Flora Reef
16 45S
147 45E
416148
Flores Basin
7 45S
120 00E
407120
Florida Escarpment
27 00N
85 15W
227085
Florida Middle Ground
28 30N
84 15W
228084
Florida Plain
225086
Florida Reefs
24 50N
224080
Florida-Hatteras Slope
231080
Fonera Canyon
41 52N
3 27E
141004
Forde Seamount
35 01S
170 07W
335170
Formigas Reef
75 45W
Forster Seamount
48 57N
133 50W
Fortune Bank
7 13S
407057
Fortymile Bank
32 39N
117 58W
Foss Reef
14 25S
176 00W
314176
Foster Ridge
25 30W
Four Ladies Bank
67 30S
77 30E
467078
Four North Fracture Zone
32 15W
204032
Fourier Seamount
14 05N
214111
Fram Bank
67 18S
70 00E
467070
Fram Basin
88 00N
90 00E
188090
Frances Reef
4 27N
119 15E
Francisco Canyon
7 04S
147 05E
Franklin Basin
42 05N
68 05W
Franklin Seamount
57 54N
26 30W
257026
Franklin Shoals
76 00S
476169
Franklin Swell
Frants-Viktoriya Trough
81 00N
40 30E
181041
Fred Seamount
6 14S
54 23E
406055
Frederikshabs Bank
62 16N
50 45W
262050
Frederiksted Canyon
17 41N
65 01W
217065
Freen Trough
42 41N
242020
French Bank
44 45N
61 07W
French Frigate Shoals
166 10W
223166
Friedrich Reef
4 14N
118 21E
Friendship Shoal
5 58N
112 31E
Frindsbury Reef
159 09E
405160
Froya Bank
63 45N
163008
Fryer Guyot
148 00E
120148
Frying Pan Shoals
33 45N
77 55W
Fuerte Canyon
109 32W
225109
Fugloy Bank
20 00E
171020
Fugloya Bank
19 20E
Fukue Bank
32 47N
128 27E
132129
Fukuyama Peak
peak
22 22N
143 07E
122144
Fundian Valley
42 20N
66 30W
Funk Seamount
46 15S
37 25E
446038
Fyllas Bank
53 00W
264053
Gagarin Seamount
1 30N
154 15W
201154
Galapagos Fracture Zone
200100
Galapagos Rise
97 00W
315097
Galapagos Seamount
0 58S
87 45W
300087
Galicia Bank
11 45W
242011
Gallieni Bank
46 30S
39 40E
446040
Gallieni Fracture Zone
52 15E
437053
Galois Seamount
12 52N
106 28W
212106
Galvez Banks
13 04N
144 27E
113145
Gambell Shoal
170 45W
264170
Gambia Plain
212028
Gambier Fracture Zone
147 30E
457148
Gamen Reef
7 26N
144 38E
107145
Ganges Fan
87 00E
112087
Gardar Ridge
57 15N
Gardner Valley
25 00N
167 30W
225167
Garibaldi Seamount
39 08N
13 45E
139014
Garnet Bank
33 05S
49 25W
333049
Garrett Fracture Zone
13 20S
313112
Garrett Ridge
32 37N
119 32W
Gascogne Knoll
45 21N
5 24W
245005
Gascoyne Plain
16 00S
110 00E
416110
Gascoyne Tablemount
156 30E
436157
Gauss Seamount
15 24N
110 56W
215110
Gaven Reefs
10 12N
Gazelle Basin
432170
Gem Reef
5 36N
119 09E
105120
Genista Bank
16 33N
53 28E
116054
Genji Seamount
33 20N
133173
Gentatsu Shoal
36 14N
Gentry Bank
21 48N
70 40W
221070
Genzan Trough
39 40N
129 40E
139130
Geofizikov Spur
84 45N
184165
George Bligh Bank
58 55N
13 45W
258013
George Seamount
60 48W
233060
George V Fracture Zone
141 00E
453141
Georges Bank
241067
Georges Basin
42 25N
Georges Canyon
41 16N
66 16W
Georges Shoal
67 45W
Gerda Seamount
57 30W
236057
Gerdes Seamount
48 42N
160 25W
248160
Gershwin Seamount
27 16N
227159
Gettysburg Seamount
11 37W
236011
Geyer Bank
27 49N
93 04W
Geyser Reef
12 22S
46 33E
412047
Giacomini Seamount
56 25N
146 25W
256146
Gibbs Seamount
16 34N
63 56W
216063
Gibraltar Canyon
36 09N
5 24E
136006
Gibraltar Valley
4 49W
235004
Gibson Seamount
52 00N
148 40W
252148
Gifford Tablemount
159 25E
426160
Giglio Basin
41 47N
10 45E
141011
Giglio Ridge
41 45N
10 36E
Gilbert Canyon
40 18N
67 55W
Gilbert Ridge
1 00N
101173
Gilbert Seamount
42 50S
164 00E
442164
150 10W
252150
Gilbert Seamounts
149 00W
252149
Gilg Seamount
6 52N
21 54W
206021
Gilliss Seamount
58 35W
235058
Gira Canyon
7 53S
147 59E
Giraud Seamount
9 57S
46 55E
409047
Gisborne Canyon
178 50E
Glomar Challenger Basin
77 45S
180 00
477180
Gloria Ridge
55 50N
255045
Glover Reef
87 50W
216087
Gluck Seamount
26 53N
160 06W
226160
Goban Spur
49 25N
249012
Godaigo Seamount
170 35E
141171
Godthab Valley
63 30N
52 30W
Gofar Fracture Zone
106 00W
304106
Golden Gate Bank
23 04N
110 18W
223110
Goldsborough Seamounts
210169
Golovnin Seamount
46 47N
157 07E
146158
Goodrich Bank
10 44S
130 18E
410131
Goose Island Bank
51 38N
129 00W
251129
Gorda Bank
15 45N
082 25W
215082
Gorda Basin
241126
Gorda Escarpment
40 22N
125 10W
240125
Gorda Ridges
ridges
241128
Gorda Trough
Gorda Valley
125 05W
239125
Gordon Seamount
135 04W
246135
Gorontalo Basin
124 00E
400124
Gorringe Ridge
11 35W
Gosanjo Seamount
32 55N
132172
Goshirakawa Seamount
32 40N
171 40E
Gosnold Seamount
38 08N
62 17W
238062
Goto Banks
128 25E
Gounod Seamount
161 12W
227161
Graham Seamount
53 14N
134 31W
253134
Graham Shoal
37 10N
12 43E
Grainger Bank
7 47N
110 28E
107111
Grampian Trough
15 15S
415178
Gran Cocal Reef
176 15E
406177
Grand Bank
245050
Grand Banks of Newfoundland
245053
Grand Manan Banks
67 05W
244067
Grand Manan Basin
44 25N
244066
Granville Shoal
21 55N
89 20W
221089
Grappler Bank
18 23N
75 59W
Grappler Seamount
17 48N
65 55W
Grattan Seamount
9 44S
12 49W
309012
Gray Feather Bank
148 46E
108149
Grays Canyon
46 55N
124 53W
Great Abaco Canyon
27 05N
77 00W
227077
Great Bahama Bank
78 00W
223078
Great Bahama Canyon
77 10W
225077
Great Barrier Reef
146 50E
418147
Great Danger Bank
7 37N
117 18E
Great Fisher Bank
4 00E
157004
Great Meteor Tablemount
230028
Great Sea Reef
16 15S
416179
Great Sole Bank
49 38N
249010
Great Yangtze Bank
131124
Greater Antilles Ridge
Green Bank
45 45N
53 35W
Green Canyon
27 03N
90 27W
227090
Green Knoll
90 18W
Green Seamount
19 18N
154 12W
219154
Greenland Basin
5 00W
273005
Greenland Fracture Zone
0 30E
175001
Greenland Plain
275003
Greenland Trough
69 00N
269020
Greenland-Iceland Rise
67 00N
27 00W
267027
Gregg Seamount
61 00W
239061
Grenada Basin
13 30N
62 00W
213062
Grenada Plain
Grenell Canyon
179 02E
152180
Gridley Trough
163 15W
216163
Grieg Seamount
227162
Grijalva Ridge
305085
Grindavikurdjup
63 25N
22 30W
263022
Groll Seamount
314032
Grue Bank
23 12E
435024
Guacanayabo Trough
19 45N
81 40W
Guadalupe Arrugado
arrugado
28 50N
117 35E
128118
Guadalupe Seamount
168 45E
127169
Guafo Fracture Zone
42 55S
83 40W
342083
Guardian Seamount
9 32N
87 40W
209087
Guatemala Basin
11 00N
211095
Guayanilla Canyon
17 45N
66 46W
217066
Guaymas Basin
27 15N
111 30W
227111
Guiana Basin
52 00W
211052
Guide Canyon
46 34N
124 47W
Guide Ridge
150 35W
Guide Seamount
37 01N
123 20W
Guilvinec Canyon
46 44N
5 15W
246005
Guinea Basin
200005
Guinea Fracture Zone
209027
Guinea Plain
201003
Guinea Plateau
9 45N
17 30W
209017
Guinea Rise
0 00E
408000
Gulden Draak Seamount
98 20E
429099
Gulf of Alaska Seamount Province
256147
Gully, The
59 15W
244059
Gumdrop Seamount
37 27N
123 28W
Gunnerus Bank
33 00E
468033
Gunnerus Ridge
66 30S
33 45E
466034
Gunston Hall Bank
129 45E
136130
Gusinaya Bank
46 30E
171047
Gustaf Adolf Trough
78 35N
278106
Guy Canyon
49 18W
Haast Canyon
44 05S
168 00E
444168
Habuto Canyon
140 12E
135141
Hadrian Seamount
40 26N
11 42E
140012
Halawa Canyon
21 12N
156 43W
221156
Haldimand Canyon
57 58W
244057
Half Moon Shoal
8 51N
116 16E
108117
Hall Tablemount
21 50S
39 01E
421040
Halmahera Basin
128 45E
400129
Halten Bank
64 45N
164009
Hamilton Bank
54 45W
254054
Hamilton Tablemount
177 13E
119178
Hammerstein Seamount
165 46W
232165
Hammondsport Seamount
10 32S
159 35E
410160
Hancock Bank
1 04S
90 13W
301090
32 34N
119 42W
Hancock Seamount
130179
Hand Shoal
15 59N
114 38E
Handel Seamount
27 26N
159 53W
Hanna Bank
162 00W
272162
Hanna Shoal
Hannibal Bank
7 25N
82 05W
207082
Hardie Reef
5 55N
112 32E
Hardy Bank
35 15S
22 50E
435023
Hardy Patches
114 46E
Hardy Reef
10 08N
116 08E
Harrie Guyot
guyot
5 35N
172 17E
105173
Harrington Hill
hill
31 21N
77 34W
231077
Harris Seamount
46 10N
161 25W
246161
284140
Harrison Seamount
12 40N
212167
Hart Reef
10 48N
119 52E
110120
Hartog Ridge
30 30S
430105
Hassayampa Seamount
15 18N
163 29W
215163
Hassler Reef
54 49N
131 37W
Hatteras Canyon
234074
Hatteras Plain
231071
Hatteras Ridge
233072
Hatton Ridge
59 00N
259017
Hatton-Rockall Basin
257016
Hauraki Canyon
175 35E
Havre Trough
179 30W
331179
Hawaiian Arch
arch
152 00W
220152
Hawaiian Ridge
224165
Hawaiian Trough
21 00N
155 00W
221155
Hawke Canyon
177 52E
439178
Hawkins Reef
10 18S
167 22E
410168
Hawley Ridge
176 15W
251176
Hayama Canyon
35 13N
139 28E
Haycock Basin
52 02N
177 48E
152178
Haydn Seamount
26 40N
226161
Hayes Fracture Zone
38 30W
233038
Hayes Reef
5 22N
Hazel Holme Bank
12 49S
174 03E
412175
Heald Bank
29 05N
94 16W
229094
Heaphy Valley
40 40S
171 31E
440172
Hebrides Seamount
56 27N
10 22W
Hecataeus Knoll
34 28N
33 38E
134034
Hecataeus Seamount
34 23N
33 42E
Hecate Patch
10 50E
137011
Hecate Seamount
52 17N
30 58W
252030
Heceta Bank
44 10N
Heceta Escarpment
124 57W
Heceta Knoll
55 40N
135 19W
255135
Heceta Valley
124 38W
Hecht Seamount
151 20W
253151
Heck Canyon
Heck Seachannel
49 12N
128 52W
249128
Heck Seamount
248130
Heel Tapper Canyon
68 15W
Heezen Fracture Zone
353135
Heezen Plateau
70 48W
Helen Shoal
19 12N
119114
Helena Seamount
29 39N
158 56E
129159
Helene Shoal
5 32N
149 08E
105150
Hellenic Trough
22 00E
135022
Hemler Guyot
19 40N
151 40E
119152
Henderson Ridge
26 17N
86 40W
226086
Henderson Seamount
25 34N
119 33W
225119
Hendrickson Canyon
39 07N
72 31W
239072
Henry Seamount
23 32N
123169
Henselt Seamount
27 02N
161 16W
Heradhsdjup
65 50N
13 30W
265013
Herald Bank
15 44N
112 14E
115113
171 30W
270171
Herald Reef
4 58N
112 36E
104113
70 20N
171 04W
Herald Valley
271175
Herbert Canyon
53 25N
170 40W
Herdman Seamount
445001
Herefordshire Shoal
8 35N
117 01E
Hero Fracture Zone
66 00W
361066
Herodotus Basin
134030
Herodotus Seamount
33 35N
19 56E
133020
Herodotus Sill
33 30N
20 24E
133021
Herodotus Trough
33 21N
20 33E
Hess Escarpment
75 50W
215075
Hess Rise
36 45N
177 15E
136178
Hess Tablemount
217174
Heywood Shoal
13 29S
124 04E
413125
Hibernia Reef
12 00S
123 23E
Higashi-goto Seachannels
128 40E
Hikurangi Trench
440179
Hinds Seamount
18 26N
153 10W
Hinemoa Seamount
335176
Hirondelle II Seamount
36 26N
11 50W
Hispaniola Basin
71 35W
220071
Hispaniola Plain
Hitchfield Bank
7 44N
Hjort Fracture Zone
163 00E
462163
Hjort Seamount
56 30S
456159
Hjort Trench
58 00S
157 30E
458158
Hodges Knoll
12 25N
155 37W
212155
Hodges Seamount
31 54N
58 44W
231058
Hodgkins Seamount
53 30N
136 05W
253136
Hodgkins Seamounts
136 00W
Hodgson Seamount
35 35N
58 40W
Hohnhaus Seamount
179 11W
213179
Hohonu Seamount
19 11N
154 41W
Hoke Seamount
32 06N
126 56W
232126
Hokitika Canyon
42 20S
169 45E
442170
Hokkaido Rise
46 00N
146155
Hokkaido Seamount
151 30E
142152
Holmes Reefs
147 55E
Holothuria Banks
13 25S
126 00E
413126
Home Seamount
12 55S
175 37W
312175
Honopu Canyon
22 11N
159 41W
222159
Hook Ridge
143 40W
251143
Hoopers Canyon
46 06S
171 00E
446171
Hope Valley
68 50N
268171
Hopkins Reef
10 52N
Hopps Reef
115 23E
110116
Horizon Deep
23 16S
174 44W
323174
Horizon Ridge
14 49S
106 05E
414107
Horizon Tablemount
219168
Hornafjardhardjup
63 40N
14 54W
263014
Hornsund Valley
76 40N
14 45E
176015
Horseshoe Plain
12 20W
235012
Horseshoe Seamounts
236015
Hotspur Seamount
17 55S
35 55W
317035
Hovgaard Fracture Zone
1 30E
178002
Howard Shoal
15 51N
114 47E
Howell Basin
42 17N
68 44W
Howell Hook
25 45N
225084
Howell Swell
42 16N
68 31W
Hoyles Canyon
43 33N
Hoyt Hills
hills
78 30W
231078
Hsin-i Canyon
23 02N
121 22E
123122
Huddell Seamount
146 13W
228146
Hudson Canyon
39 27N
72 12W
Hudson Fan
69 30W
236069
Hudson Shelf Valley
40 05N
240073
Hudson Valley
38 28N
70 57W
Hueneme Canyon
34 06N
119 14W
234119
Humboldt Plain
354086
Hunafloaall
66 20N
20 40W
266020
Hunkins Seamount
156 00W
281156
Hunter Bank
9 58N
138 16E
109139
Hunter Gap
27 30W
335027
Hunter Ridge
21 30S
174 30E
Hurd Bank
14 50E
135015
Hutchins Bank
26 23N
113 20W
226113
Hydock Seamount
24 04N
161 35E
124162
Hydra Seamount
50 35E
411051
Hydro Knoll
176 49E
Hydrographer Canyon
69 03W
240069
Hyeres Seamount
31 30N
29 00W
231029
Hyuga Valley
135 20E
133136
Ianthe Reefs
5 53N
145 39E
105146
Iberian Basin
239016
Iberian Plain
43 45N
243013
Iceland Basin
269010
Iceland Plateau
69 30N
269012
Ignacio Canyon
109 30W
Iizuka Seamount
131 56W
242131
Ikaria Trough
37 50N
26 20E
137027
Ikitsuki Bank
33 36N
129 04E
133130
Iligan Reef
8 39N
123 52E
108124
Iltis Bank
16 46N
112 13E
Imarssuak Seachannel
257044
Inanudak Canyon
168 55W
Inca Fracture Zone
201085
Independence Knolls
28 25N
69 42W
Indian Cordillera
66 00E
410066
Indianapolis Seamount
19 38N
156 42W
219156
Indomed Fracture Zone
46 15E
439047
Indus Fan
116067
Inga Canyon
152176
Ingenstrem Trough
52 35N
Ingleses Banks
21 47N
221092
Inharrime Terrace
25 20S
34 48E
425035
Inner Candelaria Canyon
110 10W
Inner Gorda Bank
109 31W
223109
Inoko Canyon
139 35E
134140
Investigator Bank
66 12W
Investigator Northeast Shoal
9 10N
116 27E
Investigator Ridge
11 30S
98 10E
411099
Investigator Shoal
8 09N
114 44E
Invisible Bank
11 10N
93 28E
111094
Io Rise
152150
Ionian Basin
136020
Ireland Trough
12 40W
255012
Ironwood Seamount
10 40N
159 57W
210159
Iroquois Reef
Irving Reef
10 53N
Isabella Reef
12 25S
177 25W
Isafjardharjup
23 00W
266023
Isakov Seamount
131152
Iselin Bank
72 30S
372179
Iselin Seamount
70 45S
178 15W
370178
Isfjordrenna
78 05N
178012
Islas Orcadas Fracture Zone
454006
Islas Orcadas Rise
351026
Isobel Shoals
3 52N
Issel Seamount
39 45N
13 40E
Ita Mai Tai Guyot
12 30N
157 10E
112158
Iwabuchi Seamount
132 44W
242132
Iwo Jima Ridge
139 30E
130140
Izu Trench
131142
J-Anomaly Ridge
240051
JOIDES Basin
74 30S
174 00E
474174
Jackman Canyon
43 15N
49 28W
Jacqueline Guyot
19 20N
119177
Jacques Swell
42 36N
68 20W
Jadul Ridge
10 15E
Jaggar Seamount
19 23N
157 00W
Jagua Bank
21 35N
Jagua, Banco de
Jaguar Seamount
39 27E
Jakkula Bank
27 59N
91 39W
227091
Jamaican Plain
15 30N
215079
James Basin
James Canyon
50 51N
177 12E
150178
James Knoll
James Patch
119 12E
Jan Mayen Fracture Zone
71 12N
8 00W
271008
Jan Mayen Ridge
269008
Janga Canyon
14 37S
40 53E
Japan Basin
135 00E
140135
Japan Plain
141135
Japan Trench
143 00E
137143
Japanese Guyots
guyots
148 30E
232149
Jaseur Seamount
36 00W
320036
Jasper Seamount
30 32N
122 42W
230122
Java Reef
7 50N
118 34E
Java Ridge
9 30S
409109
Java Trench
10 30S
410110
Jeffreys Bank
Jeffreys Basin
43 06N
70 10W
Jeffreys Ledge
70 03W
Jehangire Reefs
16 21N
112 40E
Jenkins Seamount
30 20N
173 41E
130174
Jessie Beazley Reef
9 02N
119 49E
109120
Jimmu Seamount
169 25E
146170
Jingu Basin
172 00E
139172
Jingu Seamount
38 50N
171 15E
138172
Jogashima Canyon
35 06N
139 32E
Johnson Patch
111 35E
Johnston Seamounts
169 30W
216169
Jokuldjup
24 10W
264024
Jones Canyon
Jones Seamount
132 35W
243132
52 25N
148 55W
Jordan Basin
243067
Jordan Knoll
83 48W
223083
Josephine Seamount
14 15W
236014
Jovellanos Seamount
44 32N
4 12W
244004
Juan de Fuca Canyon
247125
Juan de Fuca Fracture Zone
247133
Juan de Fuca Ridge
Jubilee Seamount
8 33N
111 28E
108112
Jukes Canyon
43 16N
52 01W
243052
Julia Shoal
109 08E
109110
Julianehab Valley
60 20N
46 55W
260046
Justus Seamount
34 24N
234052
Jutland Bank
7 20E
156008
Kagami Seamount
45 29N
140 37W
245140
Kahutara Ridge
42 33S
173 46E
Kaikata Seamount
126141
Kaikoura Canyon
42 35S
173 45E
Kailiu Canyon
22 15N
159 37W
Kaiwhata Bank
41 19S
176 14E
441177
Kalaniopuu Basin
125178
Kaluanui Canyon
21 14N
157 01W
221157
Kamchatka Terrace
53 44N
161 33E
153162
Kamehameha Basin
163 00W
Kami Reef
32 50N
Kammu Seamount
32 10N
Kamogawa Canyon
35 03N
140 13E
Kamonga Shoal
117 09E
Kanaga Basin
50 48N
178 25W
250178
Kanaga Canyon
51 13N
Kane Fracture Zone
223045
Kane Gap
9 15N
19 30W
209019
Kane Seamount
21 08N
28 02W
221028
Kangerdlugssuaq Valley
67 20N
267031
Kangermio Canyon
34 30W
Kapuskasing Saddle
44 38N
Karin Seamount
168 58W
217168
Karitane Canyon
45 38S
171 10E
445172
Karius Canyon
51 09N
178 58E
Kashima Tablemount
142 38E
135143
Katakai Canyon
35 15N
Kaukau Bank
41 34S
Kawainui Canyon
21 13N
156 48W
Kay Knoll
51 58N
178 52E
Kayar Canyon
17 14W
Keathley Canyon
26 25N
93 27W
226093
Keats Reef
173 28E
105174
Keith Reef
37 49N
10 56E
Keller Canyon
35 33N
74 41W
235074
Kelso Reef
24 10S
159 30E
424160
Kelvin Seamount
64 00W
238064
Kepler Seamount
218109
Kerguelen Plateau
75 00E
455075
Kermadec Ridge
178 30W
330178
Kermadec Trench
330177
Kermit Roosevelt Seamount
39 35N
146 00W
239146
Kern Seamount
32 33N
Kero Niuni Canyon
40 42E
411041
Kettle Canyon
43 59N
49 00W
Khachaturian Seamount
228162
Khayyam Seamount
14 17N
107 02W
214107
Kimmei Seamount
33 43N
133172
Kinan Seamounts
136 50E
King Arthur Canyon
King Island Shoal
65 00N
168 06W
King Island Valley
264168
Kingman Basin
208167
Kings Trough
43 48N
Kingston Shoal
7 33N
Kiska Basin
51 07N
176 33E
Kiska Knoll
Kiska Spur
51 18N
Kitty Hawk Seamount
111 15E
110112
Kiwi Seamount
39 19N
64 36W
239064
30 47S
173 52E
430174
Klamath Ridge
129 35W
241129
Knauss Knoll
37 24N
70 52W
237070
Knights Terrace
175 10E
Knipovich Ridge
76 00N
176008
Kodiak Seamount
56 52N
149 15W
256149
Kodiak Seamounts
255140
Koko Seamount
135172
Kol'tso Seamount
132 20E
140133
Kolbeinsey Ridge
269017
Kolff Shoal
407137
Kolluall
64 50N
24 20W
Komahashi Seamount
134 40E
128135
Komahashi-daini Seamount
29 53N
133 19E
129134
Komandorskaya Basin
157168
Kong Karls Basin
179029
Kongsfjordrenna
79 00N
179010
Koniuji Canyon
175 17W
252175
Kookoolik Valley
169 55W
Korai Reef
128 43E
Korean Plateau
38 30N
138130
Koro Basin
17 45S
417180
Korovin Canyon
174 05W
252174
Kosciusko Tablemount
179 43E
410180
Kossol Reef
7 57N
134 41E
107135
Kottono Canyon
34 52N
140 04E
134141
Kotzebue Seamount
146 20E
141147
Koyo Bank
8 26N
148 24E
Kozlova Canyon
154162
Kozlova Spur
54 16N
162 16E
154163
Kronotskaya Canyon
160 37E
154161
Krylov Seamount
17 35N
30 07W
217030
Krysi Canyon
177 45E
Kuga Bank
128 30E
Kuril Basin
147150
Kuril Gap
146152
Kuril Ridge
147152
Kuril Trench
147155
Kushiro Canyon
142145
Kutuzov Seamount
15 13S
8 19W
315008
Kyuquot Canyon
127 48W
Kyushu-Palau Ridge
120136
L'Espoir Ridge
101 30E
La Chapelle Bank
47 37N
7 18W
La Corun'a Canyon
9 10W
243009
La Corun'a Seamount
43 58N
14 17W
243014
La Cruz Canyon
121 25W
235121
La Jolla Canyon
32 53N
117 17W
La Orchila Basin
65 30W
212065
La Paz Basin
224110
La Perouse Bank
248125
La Perouse Seamount
19 39S
54 09E
419055
La Rochelle Canyon
45 38N
3 47W
245003
La Spezia Terrace
9 45E
143010
La Victoria Knoll
117 50W
LaHave Bank
43 10N
64 05W
LaHave Basin
63 45W
243063
Labrador Basin
53 00N
253048
Labrador Trough
255056
Lacaze-Duthiers Canyon
42 28N
3 28E
Lachlan Banks
39 39S
177 35E
Lachlan Ridge
39 30S
177 50E
Lachlan Seamount
19 14S
169 32W
319169
Ladd Reef
8 40N
111 40E
Ladd Seamount
176 40W
228176
Lady Elgin Bank
6 18N
149 28E
106150
Lagrange Seamount
17 18N
110 55W
Lalla Rookh Bank
175 40W
Lamont Guyot
21 32N
159 32E
121160
Lamont Ridge
283153
Lancaster Trough
85 30W
274085
Landes Plateau
44 08N
2 42W
Langanesdjup
66 40N
14 35W
Lansdowne Bank
20 49S
161 24E
420162
Laplace Seamount
214110
Laskowski Seamount
51 50N
144 45W
251144
Lastres Canyon
43 52N
4 33W
243004
Lasuen Knoll
118 00W
Lau Basin
320177
Lau Ridge
321178
Laurentian Fan
55 55W
243055
Laurentian Trough
60 00W
247060
Lawson Reef
8 46S
140 46W
308140
Lazarev Trough
65 35S
465130
Le Cher Bank
8 30S
136 15E
408137
Le Danois Bank
44 05N
Le Trou sans Fond
5 12N
3 58W
205003
Learmonth Bank
54 25N
133 05W
Learmonth Shoal
15 42N
Leeuwin Canyon
115 30E
Lefacor Knoll
45 35N
157 23W
Leibnitz Seamount
16 50N
110 12W
216110
Lena Tablemount
453045
Lena Trough
283010
Leonard Canyon
73 51W
237073
Leslie Bank
11 04N
117 28E
111118
Levantine Basin
133029
Leven Bank
47 50E
Lexington Seamount
113111
Ligeti Ridge
262028
Ligitan Reefs
4 15N
118 31E
Ligurian Canyon
8 35E
143009
Lihou Reefs
17 25S
417152
Lille Hellefiske Bank
65 05N
53 30W
265053
Lilly Canyon
44 52N
Linden Bank
16 17S
Lindenkohl Basin
Lindenkohl Canyon
38 46N
72 57W
Lindenkohl Knolls
67 39W
Lindenows Valley
42 40W
Linosa Basin
13 10E
135014
Lion Seamount
15 35W
235015
Lipari Ridge
14 55E
138015
Lipari Terrace
38 25N
Lisboa Canyon
9 20W
Liszt Seamount
28 59N
Litke Canyon
57 55N
163 55E
157164
Litke Trough
81 15N
14 00E
181014
Little Abaco Canyon
26 41N
226076
Little America Basin
77 30S
377162
Little Bahama Bank
26 55N
78 40W
226078
Little Georges
68 17W
Little Sole Bank
8 45W
248008
Little Stellwagen Basin
42 07N
70 17W
242070
Livock Reef
10 11N
115 19E
Lizzie Webber
8 04N
Llanes Canyon
4 23W
Llobregat Canyon
2 11E
141003
Lloyd Ridge
227086
Lobachevskiy Seamount
16 29N
109 04W
Lofoten Basin
170004
Logan Canyon
59 50W
243059
Loihi Seamount
18 56N
155 16W
Loma Canyon
32 46N
117 29W
Lombok Basin
9 50S
409116
Lomonosov Ridge
140 00E
188140
London Reefs
Long Basin
Long Forties
157001
Lonsdjup
63 55N
14 10W
Loon Shoal
70 35N
149 08W
Lord Auckland Shoal
117 17E
Lord Howe Basin
32 50S
159 10E
432160
Lord Howe Rise
432162
Lord Howe Seamounts
28 00S
428159
Lorien Bank
54 10N
19 50W
254019
Los Frailes Canyon
23 22N
109 20W
Los Roques Basin
12 20N
212066
Lost Dutchmen Ridge
424105
Lost River Shoal
65 14N
167 10W
265167
Loudoun Canyon
48 35N
126 20W
Lougheed Basin
77 10N
108 30W
277108
Louis Agassiz Guyot
17 52N
178 12E
Louisa Bank
11 45S
175 56E
Louisiade Plateau
412158
Louisville Ridge
331172
Louisville Seamount
31 15S
172 15W
Loury Canyon
56 26N
Lowrie Guyot
150 47E
119151
Loyalty Basin
417165
Lucia Canyon
35 58N
Lund Valley
26 48N
88 10W
226088
Lurio Canyon
40 36E
413041
Lusitania Bank
23 35N
111 42W
223111
Luzon Ridge
120122
Lydonia Canyon
40 28N
67 42W
Lyman Seamount
30 12N
137 55W
230137
Lynch Seamount
32 45N
54 15W
232054
Lynedoch Shoal
130 48E
Lynher Reef
15 26S
121 55E
415122
Lyra Basin
2 30N
102152
Lyra Reef
1 50S
401154
Lyra Trough
1 20S
152 05E
401153
Lys Shoal
11 19N
114 35E
111115
M. N. Hill Ridge
3 30S
403053
MGU Seamount
61 15E
112062
Mabahiss Fracture Zone
2 45S
68 00E
402068
MacNeil Bank
228093
Macaloe Canyon
Macaw Bank
10 43S
179 13W
310179
Macclesfield Bank
15 50N
114 20E
Macdonald Seamount
29 01S
140 17W
329140
Macgowen Reef
1 07S
89 54W
301089
Mackenzie Spot
62 25W
Mackenzie Trough
69 52N
138 10W
269138
Macnab Seamount
45 11N
135 42W
245135
Macomber Seamount
163 50E
128164
Macquarie Ridge
457159
Macquarie Trench
54 30S
159 20E
454160
Macunga Canyon
Madagascar Basin
53 00E
427053
Madagascar Plateau
430045
Madalene Shoals
3 54N
112 58E
Madden Basin
40 28S
440177
Madden Canyon
40 38S
177 20E
440178
Madeira Plain
21 00W
232021
Madeira Ridge
15 45W
Madingley Rise
404061
Maeander Reef
119 18E
108120
Maeno Bank
37 13N
136 20E
137137
Magdalena Escarpment
223112
Magdalena Fan
212076
Magellan Rise
207177
Magellan Seamounts
17 30N
117152
Magnaghi Seamount
11 45E
139012
Magpie Bank
5 43N
119 08E
Magpie Shoal
114 13E
Maher Seamount
148 50W
229148
Mahia Banks
39 17S
177 53E
Mahin Canyon
4 25E
106005
Mahler Seamount
31 46N
164 58W
231164
Maiko Seamount
34 02N
145 55E
134146
Maio Seamount
14 48N
214022
Makar Canyon
178 55E
Makarov Basin
187170
Makarov Seamount
153 30E
129154
Makassar Basin
118 00E
402118
Makhahnas Seamount
144 50E
Malay Reef
17 58S
149 20E
417150
Maldive Ridge
Mallory Seamount
36 54S
22 15E
436023
Malloy Seamount
8 50E
428009
Malpelo Ridge
81 13W
203081
Malta Escarpment
15 40E
136016
Malta Ridge
135018
Malta Rise
Malta Trough
13 24E
136014
Mameyes Canyon
18 27N
65 43W
218065
Mammerickx Seamount
27 32N
166 10E
127167
Mangole Basin
1 30S
126 20E
Mangsi Great Reef
117 15E
Manihiki Plateau
164 00W
311164
Manila Reef
7 03N
148 57E
Manila Trench
114120
Manipa Basin
3 40S
127 30E
403128
Manning Seamounts
60 40W
238060
Manokwari Trough
0 10S
400133
Manus Basin
3 35S
403150
Mapmaker Seamounts
125165
Mar del Plata Canyon
37 40S
53 40W
337053
Marabout Shoal
8 57N
118 19E
Marchand Seamount
151 45W
254151
Marchant Seamount
7 15N
22 15W
207022
Marchi Seamount
40 15N
Marcus-Wake Seamounts
122158
Margesson Shoal
15 55N
Margetts Seamount
14 33N
112 08E
114113
Maria Magdalena Rise
21 40N
107 15W
221107
Mariana Basin
117145
Mariana Ridge
Mariana Trench
115148
Mariana Trough
119144
Marie Byrd Seamount
370118
Marie Celeste Fracture Zone
17 30S
417066
Marie Louise Bank
11 56N
116 53E
111117
Marie Reef
10 55S
130 06E
Marie Shoal
3 41N
112 48E
Marietta Seamount
57 02N
28 41W
257028
Marion Reef
152 17E
419153
Mariveles Reef
7 59N
113 50E
Markham Canyon
6 45S
406147
Marmara Trough
40 50N
28 30E
140029
Maro Reef
25 25N
170 35W
225170
Marquesas Fracture Zone
9 15S
309128
Marsala Seamount
33 53N
34 17W
233034
Marseille Canyon
5 04E
143006
Marshall Seamount
11 50N
211165
Marshall Seamounts
110165
Marvin Spur
286110
Maryland Seamount
215160
Mascarene Basin
415056
Mascarene Plain
52 00E
419052
Mascarene Plateau
410060
Mason Canyon
46 57S
167 20E
446168
Mathematicians Seamounts
215111
Matheson Bank
43 55S
179 18W
343179
Matinicus Basin
Matsu Bank
36 20N
135 56E
Matsuye Bank
8 01N
148 01E
Mattole Canyon
40 17N
124 27W
Maud Rise
466003
Maud Seamount
2 35E
465003
Maurice Ewing Bank
43 00W
351043
Mauritania Canyon
16 50W
216016
Mauritius Trench
55 30E
423056
Maury Seachannel
56 33N
256024
Mavis Reef
15 32S
123 40E
Mawson Bank
73 30S
473174
Mazatlan Basin
22 45N
108 10W
222108
McAlinden Spur
29 15N
77 07W
229077
McAlinden Valley
29 03N
McArthur Reef
52 04N
McCall Seamount
157 05W
McDougall Trough
52 30S
452161
McGowan Seamount
8 24N
208020
McGrail Bank
27 58N
92 36W
McKernan Seamount
141 06W
242141
McKinley Seamount
229137
McLaughlin Bank
9 07N
148 06E
109149
McLeod Bank
50 27E
McManus Seamount
42 12N
139 08W
McNish Seamount
40 05S
8 25W
340008
Mebuisi Canyon
10 36S
Medina Bank
34 50N
15 10E
134016
Medina Seamount
3 17N
88 18W
203088
Mediterranean Ridge
23 00E
134023
Medjumbe Canyon
Mednyy Seamount
167 17E
155168
Meiji Guyot
153165
Melanesian Basin
160 35E
100161
Mellish Rise
417156
Mellish Seamount
134179
Melmoore Seamount
6 06N
24 52W
206024
Melville Bank
38 29S
46 46E
438047
Melville Fracture Zone
60 40E
430061
Melville Trough
274108
Memba Canyon
14 08S
Memnon Shoal
7 28N
118 25E
Menard Fracture Zone
120 00W
350120
Menard Seamount
134 15W
242134
Mendan'a Fracture Zone
91 00W
316091
Mendeleyev Plain
281170
Mendeleyev Ridge
280178
Mendell Knoll
157 12W
250157
Mendelssohn Seamount
25 10N
161 39W
225161
Mendocino Canyon
Mendocino Escarpment
240140
Mendocino Fracture Zone
240145
Mendocino Ridge
240127
Mendoza Rise
20 10S
94 20W
320094
Mendoza Seamount
9 30N
107 14W
209107
Mentawai Basin
99 30E
401100
Mentawai Ridge
99 40E
Mentawai Trough
404102
Menzies Reef
11 09N
114 49E
Mera Canyon
139 42E
Mercator Basin
233165
Mergui Terrace
96 45E
109097
Meriadzek Terrace
47 30N
8 30W
247008
Meridian Reef
4 38N
119 17E
Merlin Seamount
9 05S
150 44W
309150
Mernoo Bank
43 18S
443176
Merriam Spur
25 00S
82 30W
325082
Mertz Ninnis Valley
67 25S
467146
Merz Seamount
48 30S
5 30E
448006
Mesyatsev Seamount
0 30W
272000
Meteor Rise
446006
Meteor Seamount
48 00S
8 30E
448009
Metundo Canyon
11 05S
40 45E
Mexican Ridges
22 30N
96 10W
222096
Mexico Basin
225092
Mey Canyon
72 26W
Miami Guyot
161 55E
121162
Miami Terrace
79 55W
225079
Michael Seamount
36 22N
58 21W
Michaelmas Reef
16 35S
Michelson Ridge
25 48N
Mid-Atlantic Ridge
200020
Mid-Indian Basin
410080
Mid-Indian Ridge
412066
Mid-Pacific Mountains
120178
Middle America Trench
215095
Middle Arm
41 27S
174 46E
Middle Bank
60 35W
244060
Middle Canyon
58 37N
176 45W
258176
Middle Reef
176 03E
Middle Shoal
9 59N
118 26E
Middle Toms Canyon
72 37W
Middleton Basin
158 40E
427159
Miklukho-Maklaya Seamount
8 28N
140 54E
108141
Mill Creek Canyon
121 35W
Miller Seamount
144 20W
253144
Milne Seamounts
39 30W
243038
Milwaukee Seamounts
171 55E
Minami-Kasuga Seamount
21 36N
143 38E
121144
Minerva Seamount
17 05S
37 25W
317037
Minerva Shoal
20 50S
420160
Minerve Reef
22 45S
133 35W
322133
Minia Seamount
53 02N
34 51W
253034
Minneapolis Ridge
5 25N
158 00W
205158
Minnetonka Seamount
48 05N
168 30E
148169
Minto Reef
154 15E
108155
Misaine Bank
Misaki Bank
139 29E
Misaki Canyon
35 08N
Mischief Reef
9 51N
115 32E
Mississippi Canyon
89 45W
228089
Mississippi Fan
26 45N
88 30W
Mississippi Slope
89 50W
227089
Mississippi-Alabama Shelf
229088
Misteriosa Bank
83 50W
218083
Mitchell Escarpment
23 54N
82 10W
223082
Miura Bank
139 27E
Miura Canyon
35 10N
Mocambo Canyon
15 10S
415041
Mocha Fracture Zone
77 45W
340077
Moctezuma Trough
107 10W
216107
Mogami Bank
148 45E
Mogami Trough
139139
Mohns Ridge
172005
Mokio Canyon
21 17N
157 13W
Molloy Seamount
83 58N
105 10E
183106
Molodezhnaya Seamount
15 11N
50 11W
215050
Molokai Fracture Zone
148 00W
223148
Mona Canyon
67 23W
219067
Monmouth Shoals
6 43N
118 08E
106119
Mono Rise
212080
Monsoon Seamount
14 20N
163 02W
214163
Montague Seamount
20 25S
36 42W
Montecristo Trough
10 17E
Montepuez Canyon
12 33S
Monterey Canyon
122 05W
Monterey Fan
236123
Monticello Seamount
160 03W
211160
Moody Reef
112 22E
Moonless Mountains
30 40N
230140
Moore Bank
26 06N
113 26W
Moore Reefs
416150
Moore Ridge
20 40S
420178
Moore Seamount
48 53N
248136
Morant Trough
18 05N
Moresby Seachannel
50 18N
250133
Moresby Valley
10 45S
410147
Moreton Seamount
26 10S
154 50E
Morgan Bank
23 28N
111 10W
Morotai Basin
103128
Morozko Seamount
158 15E
145159
Morris Jesup Rise
83 45N
283020
Morton Seamount
250142
Moser Seamount
49 29N
136 55W
249136
Moses Reef
22 50S
151 15W
322151
Motagua Fan
217085
Motukura Bank
177 22E
Mouchoir Bank
20 57N
220070
Moyune Shoal
Mozambique Escarpment
36 30E
433037
Mozambique Plateau
432035
Mozart Seamount
28 40N
161 43W
228161
Mucalanga Canyon
15 35S
40 37E
Muertos Trough
17 12N
Mugia Canyon
9 45W
Mugu Canyon
34 03N
119 05W
Muir Seamount
33 41N
233062
Muirfield Reef
13 13S
96 05E
413097
Munson Canyon
40 38N
67 02W
Murchison Seamount
7 54N
Murmansk Rise
37 00E
175037
Murr Basin
67 15W
Murr Ledges
66 50W
Murray Basin
51 37N
176 27E
69 50W
Murray Canyon
176 50E
Murray Fracture Zone
Murray Ridge
21 45N
61 50E
121062
Murray Seamount
148 30W
254148
Murray Spur
51 45N
Musashi Banks
140 10E
144141
Musicians Seamounts
Mussau Ridge
1 15N
149 10E
101150
Mussau Trench
101149
Mussorgsky Seamount
30 22N
163 50W
230163
Mytilus Seamount
39 22N
67 09W
Nadeshda Basin
130148
Nagahira Bank
Nagata Seamount
12 34N
167 01W
Naifeh Seamount
26 54N
168 08W
226168
Naiwa Canyon
157 04W
Nakano Bank
37 34N
136 28E
Nakwe Seachannel
149 30E
137150
Namaete Canyon
15 44S
40 34E
Namaqua Seamount
11 20E
431012
Nankai Trough
132135
Nanortalik Bank
60 14N
46 20W
Nansen Basin
84 30N
184075
Nansen Cordillera
187090
Nansen Reef
54 16S
36 09W
354036
Nantucket Canyon
69 55W
239069
Nantucket Shoals
69 48W
Napier Seamount
110 48W
Nares Bank
116 07E
Nares Basin
223063
Nares Plain
Nashville Seamount
235057
Natal Basin
430040
Natal Seamount
37 15S
437023
Natal Valley
33 15E
431034
Naturaliste Fracture Zone
107 35E
433108
Naturaliste Plateau
434112
Naugler Seamount
25 42N
168 43E
125169
Nautilus Gap
78 30N
157 30W
278157
Navarin Canyon
60 30N
160180
Navarro Canyon
239124
Navassa Knoll
74 56W
218074
Navidad Bank
68 50W
220068
Navy Bank
117 33W
Nazare Canyon
39 36N
239009
Nazareth Bank
14 30S
60 45E
414061
Nazca Ridge
322082
Necker Ridge
167 15W
222167
Neddick Basin
42 57N
70 15W
Neiba Valley
70 36W
217070
Neilson Reef
27 01S
146 02W
327146
Nelson Guyot
145 45E
127146
Neptuna Banks
Nerita Patch
37 04N
Nero Seamount
27 57N
177 58W
227177
Nerpich'ye Canyon
55 48N
162 42E
155163
Nerpich'ye Spur
163 07E
155164
Neva Shoal
173 55W
226173
Nevel'skoye Seamount
45 30N
145148
New Britain Trench
406153
New Caledonia Basin
430165
New England Seamounts
238061
New Guinea Basin
403146
New Guinea Trench
135 50E
100136
New Hebrides Ridge
417169
New Hebrides Trench
422170
Newell Seamount
154 45W
216154
Newfoundland Basin
245040
Newfoundland Plain
242045
Newfoundland Ridge
240048
Newfoundland Seamounts
243045
Newhouse Seamount
163 16E
124164
Newport Canyon
117 55W
Newport Valley
125 08W
244125
Newton Seamount
111 35W
216111
Nias Basin
98 15E
101099
Nicaraguan Rise
216080
Nicholas Seamount
9 43N
161 07W
209161
Nichols Seamount
133 13W
242133
Nicobar-Simuelue Basin
94 30E
104095
Nidever Bank
119 49W
Nierenberg Seamount
44 19N
142 07W
244142
Niger Fan
104005
Niglik Valley
70 25N
270131
Nikitin Seamount
83 00E
403083
Nil Canyon
36 54N
5 58E
Nile Fan
31 00E
133031
Ninetyeast Ridge
404090
Ninigi Seamount
41 44N
170 13E
Ninomiya Canyon
139 15E
Nintoku Basin
140168
Nintoku Seamount
170 40E
Niobe Seamount
16 20N
84 57W
216084
Nishi Reef
128 38E
Nishi-goto Seachannels
132128
Nishinotoro Banks
37 25N
136 25E
Nitinat Canyon
48 08N
Nitinat Fan
47 55N
127 00W
Niuni Canyon
11 13S
Noirmoutier Canyon
4 15W
Nola Seamount
17 14N
25 32W
217025
Nordenskjold Basin
76 03S
476165
Nordhfjardhardjup
65 08N
12 30W
265012
Norfolk Canyon
74 40W
Norfolk Ridge
429168
Norman Reef
16 26S
Normanby Bank
5 49N
Norrie Seamount
32 21S
166 06E
432167
North Aleutian Slope
North American Basin
230060
North Australian Basin
116 30E
North Banda Basin
124 30E
403125
North Bank
129 55W
252129
North Charcot Seamount
45 07N
245013
North Danger Reef
11 28N
North Fiji Basin
416174
North Heyes Canyon
38 15N
73 32W
North Hinder
2 34E
North Honeycomb Canyon
175 53E
North Kenya Bank
2 52S
402041
North Luconia Shoals
5 40N
North Madden Bank
40 20S
177 11E
North Magellan Rise
177 30W
213177
North Makassar Basin
118 30E
401119
North Maria Ridge
33 52S
172 08E
North New Hebrides Trench
413166
North Oki Bank
133 45E
138134
North Reef
114 23E
North Regent Shoal
8 38N
117 05E
North Seachannel
45 45S
445173
North Solomon Trough
North Tasman Seamounts
33 15S
433156
North Tokelau Trough
4 30S
304167
North Trinco Canyon
8 52N
81 25E
108082
North Vereker Bank
21 06N
121116
North Yamato Ridge
133 50E
139134
Northampton Seamount
11 35N
168 28W
211168
Northampton Seamounts
25 20N
172 04W
225172
Northeast Bank
119 40W
Northeast Cape Shoal
63 20N
263168
Northeast Pacific Basin
220140
Northern Holiday Seamount
29 33N
147 45W
229147
Northern Shelves
shelves
23 23N
88 42W
223088
Northern Spur
Northern Viti Canyon
Northwest Atlantic Mid-Ocean Canyon
254048
Northwest Bellona Reef
20 48S
158 29E
Northwest Danger Shoals
7 41N
117 16E
Northwest Dellwood Knoll
50 53N
Northwest Hawaiian Ridge
175 18W
233175
Northwest Pacific Basin
140155
Northwest Ramos Shoal
8 07N
116 57E
Northwest Slope
95 40W
226095
Northwind Escarpment
76 30N
276155
Northwind Plain
161 00W
276161
Northwind Ridge
275158
Northwind Shoal
79 07N
15 30W
279015
Norton Plain
63 54N
Norwegian Basin
2 00W
268002
Norwegian Trench
159005
Nouakchott Canyon
18 03N
218016
Nova Bank
23 00S
423159
Nova Trough
302173
Noyes Canyon
134 22W
255134
Noyo Canyon
39 31N
124 20W
Nuevo Bank
20 33N
91 50W
220091
Nuevo Reef
21 49N
92 05W
Nygren Canyon
240066
O  Bank
36 24N
O'Brian Seamount
29 11N
175 38E
129176
Oates Bank
470165
Oates Canyon
164 30E
468165
Ob' Bank
281010
Ob' Tablemount
452043
Ob' Trench
98 00E
433098
Obispo Norte Shoal
92 12W
220920
Obispo Sur Shoal
20 27N
92 14W
Obruchev Rise
152166
Obruchev Seamount
150 45E
147151
Oceanographer Canyon
Oceanographer Fracture Zone
235035
Odessey Seamount
149 45W
Odet Canyon
46 40N
5 08W
Oga Basin
39 33N
139 36E
139140
Ogamuko Bank
39 51N
139 34E
Ogasawara Plateau
Ogasawara Trough
141 20E
128142
Oglala Canyon
179 25E
Oglala Seamount
131 28W
250131
Ogotoruk Valley
165 50W
268165
Ojin Rise
167 30E
138168
Ojin Seamount
170 30E
138171
Okhotsk Basin
153148
Okhotsk Plain
149 00E
152149
Okhotsk Valley
50 35N
150155
Oki Bank
137133
Oki Ridge
137135
Oki Trough
135 30E
137136
Oki-Daito Ridge
23 50N
123133
Okinawa Trough
125 00E
125125
Okino Bank
37 16N
136 18E
Okinoyama Bank
34 58N
Okmuk Canyon
53 50N
169 21W
253169
Olbia Terrace
10 20E
Olga Basin
78 20N
178029
Oliver Shoal
16 06N
114 28E
Oman Basin
23 20N
63 00E
123063
Oman Plain
123061
Ona Basin
56 00W
359056
Ontong Java Rise
157 00E
101157
Onyx Reef
146 04E
Opouawe Canyon
41 45S
Orairuguron Seamount
7 14N
146 07E
107147
Oraitilipu Bank
8 03N
147 15E
Orange Canyon
12 25E
432013
Orange Fan
432012
Orca Basin
91 20W
226091
Oreti Bank
168 05E
446169
Orleana Shoal
7 42N
111 45E
Ormonde Seamount
Ormsbee Reef
0 36N
129 57E
Oropesa Canyon
40 10N
1 19E
Orosei Canyon
9 54E
140010
Orosei Seamount
39 42N
10 39E
139011
Orosei Terrace
11 00E
Orozco Fracture Zone
104 30W
215104
Orphan Knoll
50 23N
46 24W
250046
Orphelin Bank
48 18N
63 11W
248063
Ortelius Fracture Zone
127165
Osborn Bank
119 02W
Osborn Plateau
14 45S
414087
Oshawa Seamount
134 05W
252134
Ostenso Seamount
284120
Ostrovnoy Seamount
41 55N
141134
Ououkinsh Canyon
Outer Bailey
60 27N
260012
Outer Candelaria Canyon
110 15W
Outer Gorda Bank
23 01N
109 28W
Outer Shoal
7 02N
Owen Bank
6 47S
70 14E
406071
Owen Basin
66 45W
Owen Fracture Zone
58 00E
112058
Owen Shoal
111 58E
Oyster Reef
16 38S
145 56E
Ozbourn Seamount
174 50W
326174
Ozernoy Spur
57 40N
163 40E
Pacific-Antarctic Ridge
362157
Padang Bank
4 02N
117 56E
104118
Paganini Seamount
28 41N
Pahaoa Canyon
41 35S
Paisley Seamount
14 05S
41 30E
414042
Palau Trench
134 30E
106135
Palawan Trough
7 00N
115 00E
Palermo Basin
13 35E
Palliser Arm
41 44S
175 05E
Palmas Canyon
Palmer Ridge
42 51N
Palmer Seamount
156 35W
Pamlico Canyon
34 20N
74 33W
Pamplona Spur
59 30N
259142
Panama Basin
83 30W
205083
Panama Fracture Zone
204082
Panama Plain
211079
Pandora Bank
12 11S
412173
34 35S
434173
Pantelleria Basin
12 23E
136013
Pantelleria Shoal
12 05E
Panulirus Seamount
64 50W
Panzarini Seamount
440012
Papanui Canyon
45 53S
171 05E
Papatua Seamount
02 08N
124 54E
102125
Papau Seamount
19 07N
219155
Papp Seamount
20 20W
226020
Papua Plain
Papua Plateau
148 15E
411149
Paraiba Seamount
7 30S
33 25W
307033
Paramount Seamount
3 20N
90 45W
203090
Parengarenga Canyon
173 24E
434174
Parker Bank
92 02W
Parker Ridge
42 43N
68 51W
Parker Seamount
252151
30 38N
162 11W
Parks Seamount
44 14N
129 56W
244129
Parnaiba Ridge
37 00W
302037
Parry Shoal
15 29N
Partington Canyon
36 08N
Pascal Seamount
15 49N
111 15W
Pasco Bank
13 05S
174 25W
313174
Pasig Shoal
9 54N
119 30E
Pasley Canyon
434125
Patch, The
62 20W
Patella Bank
37 09N
13 22E
Pathfinder Reef
16 31N
143 08E
116144
Pathfinder Seamount
143 15W
250143
Patricia Shoal
3 38N
113 03E
Patti Canyon
15 24E
138016
Patton Escarpment
232120
Patton Ridge
120 30W
233120
Patton Seamount
254150
Patton Seamounts
54 20N
Paul Revere Ridge
50 05N
129 30W
250129
Paul Seamount
23 26N
172 36W
223172
Pavlov Seamount
150162
Payne Rock
4 34N
Payne Shoal
15 52N
114 34E
Paz Bank
21 15N
79 48W
221079
Peake Trough
43 03N
20 12W
243020
Pearl Bank
119 42E
Pearson Reef
Peary Trough
79 20N
98 30W
279098
Pedro Escarpment
Pegasus Canyon
43 15S
173 40E
443174
Pegasus Reef
5 46N
118 50E
Peirce Seamount
136 32W
Pelekunu Canyon
156 54W
Pelorus Reef
176 28W
322176
Pelsaert Seamount
31 14S
108 50E
431109
Pendragon Escarpment
249013
Penguin Bank
21 02N
11 29S
175 29E
Penguin Reef
15 39N
113 44E
Penguin Ridge
11 40S
Peniscola Canyon
40 19N
1 20E
Penmarc'h Canyon
46 57N
5 40W
Pennant Canyon
Pennant Trough
52 05N
Pennell Bank
179 59E
474180
Pennsylvania North Reef
116 51E
Penrhyn Basin
156 15W
307156
Pensacola Seamount
18 17N
157 20W
Pera Bank
20 43N
91 55W
Pernambuco Plain
307027
Pernambuco Plateau
8 10S
34 15W
308034
Pernambuco Seachannel
33 15W
312033
Pernambuco Seamounts
31 40W
308031
Perpetua Bank
44 17N
124 40W
Perret Seamount
19 28N
157 19W
Persey Rise
77 45N
36 00E
177036
Perth Basin
428110
Perth Canyon
31 50S
114 30E
431115
Perth Plain
Peru Basin
315085
Peru-Chile Trench
73 00W
320073
Pervenets Canyon
259178
Pescadero Canyon
109 36W
Pescadero Trough
108 50W
224108
Petacalco Canyon
102 00W
217102
Peters Canyon
176 04E
Peters Ridge
50 33N
250137
Petersen Bank
65 45S
109 55E
465110
Petley Reef
10 24N
Petr Velikiy Seamount
132 15E
142133
Petrel Bank
24 40N
112 50W
224112
52 10N
179 50E
Petrel Spur
179 45W
Phelps Bank
69 20W
Philippine Basin
117132
Philippine Trench
109127
Phillips Shoal
114 25E
Phleger Bank
91 54W
Phoenix Canyon
Phoenix Ridge
127 42W
Phoenix Seamounts
304173
Phoenix Trough
128 10W
Physalia Seamount
66 57W
Pickersgill Seamount
46 43S
161 44E
446162
Picket Seamount
39 38N
65 58W
Pickle Reef
20 24N
80 29W
220080
Pickle Seamount
80 28W
Pico Fracture Zone
38 05N
34 45W
238034
Pigafetta Basin
120153
Pigeon Reef
Pilgrim Banks
33 44N
Pillar Bank
52 03N
177 14E
Pillar Basin
177 21E
Pillsbury Seamount
0 25N
17 00W
200017
Pin'ones Canyon
18 28N
65 57W
Pinar del Rio Knoll
23 10N
84 45W
223084
Pining Canyon
61 40N
261040
Pinne Marine Patch
37 06N
13 08E
Pinta Bank
0 45N
90 44W
200090
Pioneer Canyon
37 17N
123 15W
Pioneer Escarpment
38 40N
238128
Pioneer Fracture Zone
238135
Pioneer Ridge
38 45N
Pioneer Seamount
37 21N
Pioneer Tablemount
173 26W
Pixie Reef
16 33S
145 52E
Plantagenet Bank
31 59N
65 11W
231065
Plateau de Rochebonne
46 12N
2 27W
246002
Plato Seamount
29 30W
233029
Platts Bank
43 09N
69 37W
Platts Basin
Pliny Seamount
14 23E
139015
Pliny Trench
134026
Plover Shoal
Pochnoi Canyon
Pochnoi Trough
179 50W
Pocklington Ridge
411155
Pocklington Trough
411156
Podvodnikov Basin
80 30N
180168
Poincare Seamount
15 15N
111 20W
Pokatyy Canyon
56 53N
163 08E
156164
Pole Plain
89 00N
189045
Policastro Terrace
15 33E
139016
Pollux Guyot
147 50E
125148
Ponza Salerno Terrace
13 50E
Popcorn Ridge
29 26N
117 40W
Porcupine Bank
53 20N
253013
Porcupine Plain
249016
Porcupine Seabight
250013
Porpoise Basin
66 10S
466129
Port Clarence Valley
65 23N
Portland Reef
23 41S
134 30W
323134
Portlock Bank
58 20N
258150
Portlock Reefs
9 32S
144 49E
409145
Porto Seamount
240010
Poseidone Seamount
Pothorst Canyon
60 00N
40 30W
260040
Pourtales Escarpment
224081
Pourtales Terrace
24 25N
81 00W
Poverty Canyons
439179
Powell Basin
62 15S
49 30W
362049
Powell Canyon
40 20N
67 22W
Powers Seamount
19 37N
158 55W
Poyo Seamount
19 13N
142 32E
119143
Pratt Basin
Pratt Seamount
President Jackson Seamount
42 33N
242127
President Thiers Bank
24 39S
145 51W
324145
Prestrud Bank
Pribilof Canyon
55 35N
255170
Prince Consort Bank
7 53N
107110
Prince Edward Fracture Zone
446035
Prince of Wales Bank
110 32E
Prince of Wales Shoal
65 54N
Princesse Alice Bank
29 15W
Pritchett Seamount
50 20N
161 10W
250161
Proa Seamount
211163
Prokofiev Seamount
25 51N
157 53W
225157
Protea Seamount
36 50S
18 05E
436019
Protector Shoal
55 59N
28 10W
255028
Provencaux Bank
Providence Reef
51 15E
409052
Ptolemy Basin
127157
Ptolemy Seamounts
134025
Puccini Seamount
162 21W
232162
Puerto Rico Ridge
221066
Puerto Rico Trench
220066
Pukaki Canyon
43 20S
Pukaki Gap
174 20E
443175
Pukaki Knoll
171 59E
449172
Pukaki Saddle
49 15S
449177
Pulley Ridge
25 52N
83 36W
225083
Pulmo Canyon
23 27N
Putnam Seamount
51 33N
251160
Puysegur Bank
446166
Puysegur Trench
48 20S
164 10E
448165
Pygmy Shoal
16 13N
114 41E
Quatsino Canyon
50 10N
Quebrada Fracture Zone
303103
Queen Charlotte Fan
131 30W
251131
Queen Charlotte Terrace
132 30W
252132
Queen Charlotte Trough
133 30W
253133
Queen Elizabeth Rise
82 00N
282110
Queen Elizabeth Shelf
280100
Queen of the Sea Bank
120 29E
110121
Queensland Plateau
Queensland Tablemount
27 35S
155 10E
427156
Queensland Trough
418148
Queiros Fracture Zone
322095
Queiros Seamount
Quinault Canyon
47 21N
Quinn Seamount
145 15W
Quionga Canyon
R.S.A. Seamount
39 40S
6 15 W
339006
Rachmaninoff Seamount
29 35N
163 24W
229163
Radford Ridge
212159
Raff Seamounts
44 09N
141 48W
244141
Raita Bank
25 37N
169 27W
225169
Raitt Seamount
42 39N
143 03W
242143
Rakiura Gap
46 50S
168 18E
Ralik Ridge
108167
Ramapo Bank
145 10E
Rampart, The
Rancheria Basin
73 05W
212073
Ranger Bank
28 34N
228115
Rangiauria Spur
45 25S
175 20W
345175
Rankin Bank
Rapano Ridge
Rat Fracture Zone
149178
Rat Island Canyon
177 51E
Ratak Ridge
110170
Raukumara Plain
36 20S
436179
Ravel Seamount
161 40W
Raven Ridge
159 49W
Rea Seamount
25 31N
167 15E
125168
Rebman Seamount
7 17N
21 24W
Recorder Tablemount
25 10S
425155
Redondo Canyon
33 49N
118 28W
Redondo Knoll
118 34W
Reed Bank
11 27N
116 54E
Reedjones Seamount
7 34N
21 05W
Rehoboth Seamount
37 30N
237059
Reinga Basin
170 25E
435171
Reinga Ridge
433171
Rene Shoal
5 31N
119 10E
Rennell Island Ridge
12 15S
160 00E
412160
Rennell Trough
Researcher Ridge
Researcher Seamount
27 56N
68 14W
Reserve Bank
177 10E
443178
Resolution Ridge
446165
Retriever Seamount
39 48N
66 15W
Reunion Trench
423053
Revelle Seamount
Reydharfjardhardjup
264012
Reykjanes Basin
62 30N
33 30W
262033
Reykjanes Ridge
262027
Reykjarfjardharall
66 30N
266021
Reynisdjup
18 48W
263018
Rezak Bank
92 22W
Rharb Valley
34 45N
234008
Rhode Island Shelf Valley
71 17W
Rhodes Basin
135029
Rhone Fan
142005
141005
Richards Seamount
136 27W
242136
Richardson Hills
77 30W
Richardson Seamount
40 45S
14 10E
440015
Richmond Reef
5 05N
112 43E
Riddells Reef
4 37N
Riemann Seamount
12 03N
110 04W
Rifleman Bank
7 45N
111 38E
Rio Grande Gap
39 10W
330039
Rio Grande Rise
331035
Rio de la Plata Canyon
53 44W
Ritchie Banks
178 20E
Rittenburg Bank
37 53N
Rivera Fracture Zone
218107
Robbie Bank
11 03S
176 53W
311176
Robbie Ridge
10 15S
310175
Roberts Canyon
179 21E
Rochambeau Bank
15 09S
176 42W
315176
Rock Knoll
30 19N
129 23E
130130
Rockall Bank
13 50W
257013
Rockall Rise
259014
Rockall Trough
257012
Rockaway Seamount
52 15W
236052
Rodgers Basin
68 30W
Rodgers Pass
68 43W
Rodgers Seamount
36 50W
Rodrigues Fracture Zone
67 00E
Rodrigues Ridge
62 00E
419062
Rodriguez Seamount
121 04W
Roggeveen Basin
95 30W
331095
Roggeveen Rise
31 25N
91 30W
231091
Roia Canyon
7 39E
Romanche Fracture Zone
Romanche Gap
18 15W
300018
Rompidas Ledge
23 47N
Roo Rise
412111
Rosa Seamount
26 12N
114 58W
226114
Rosalind Bank
Rosario Bank
84 05W
218084
Rose Blanche Bank
58 50W
247058
Rosemary Bank
59 15N
259010
Rosenberg Seamount
168 03E
Roseway Bank
64 45W
Roseway Basin
65 05W
243065
Ross Bank
76 45S
476176
Ross Canyon
375163
Rossini Seamount
32 12N
Rost Bank
11 30E
168012
Rotuma Reef
179 21W
313179
Rouse Seamount
28 26N
167 39E
128168
Rovuma Canyon
10 26S
Rowley Shelf
420117
Rowley Shoals
417120
Royal Bishop Banks
9 42N
108 10E
109109
Royal Charlotte Bank
38 00W
316038
Royal Charlotte Reef
113 35E
Royal Trough
216049
Royalist Bank
8 11N
105 11E
108106
Ruapuke Basin
46 53S
Rude Canyon
153179
Rude Knoll
Rumble III Seamount
178 28E
435179
Rune Seamount
57 10N
45 10W
257045
Ryofu Seamount
37 59N
145 58E
137146
Ryukyu Ridge
126127
Ryukyu Trench
24 45N
124128
S. Smith Seamount
26 58N
164 21E
126165
SP Basin
276172
Sa'o Vicente Canyon
36 57N
9 25W
236009
Saavedra Seamount
10 18N
107 40W
210107
Saba Bank
217063
Sabina Shoal
116 29E
Sabine Bank
29 27N
93 40W
229093
Sable Island Bank
60 30W
Sables d'Olonne Canyon
45 54N
4 03W
245004
Sackett Bank
28 38N
89 33W
Sado Ridge
138 45E
Saga Guyot
143170
Sagami Bank
35 09N
139 23E
Sagami Canyon
139 22E
Sagami Trough
34 42N
139 40E
Saglek Bank
61 40W
259061
Saharan Seamounts
Sahul Bank
411125
Sahul Shelf
Saint Canyon
176 55E
Saint Croix Basin
18 02N
64 10W
Saint Croix Ridge
65 15W
Saint Croix Valley
17 38N
64 26W
217064
Saint Esprit Shoal
19 32N
113 00E
119113
Saint George Canyon
256172
Saint Helena Shoal
32 25N
80 21W
232080
Saint Lawrence Trough
63 10N
168 23W
Saint Lawrence Valley
62 50N
168 40W
262168
Saint Matthew Canyon
177 20W
258177
Saint Nazaire Canyon
4 28W
Saint Paul Fracture Zone
0 40N
24 40W
200024
Saint Paul Seamount
27 36N
165 48E
127166
Saint Paul Spur
173 35W
257173
Saint Pierre Bank
246056
38 57S
438078
Saint Rogatien Bank
24 20N
167 08W
224167
Saint Vincent Fracture Zone
455144
Saint-Lazarus Bank
12 05S
41 25E
412042
Sakuyama Peak
22 21N
143 06E
Sala y Gomez Ridge
98 00W
325098
Salado Canyon
23 17N
109 21W
Salajar Trough
6 20S
120 35E
Salerno Basin
14 27E
140015
Salmon Bank
26 56N
226176
Salsipuedes Basin
113 30W
Saltito Canyon
23 25N
Sambro Bank
63 20W
Samoa Basin
316166
San Andres Ridge
81 20W
213081
San Andres Trough
13 10N
81 35W
San Antonio Reef
22 02N
222085
San Clemente Basin
San Clemente Canyon
San Clemente Escarpment
32 58N
San Clemente Ridge
San Cristobal Trench
11 15S
162 45E
411163
San Diego Trough
San Gabriel Canyon
33 34N
118 04W
San Isidro Basin
31 05N
116 45W
231116
San Jaime Bank
San Jose Canyon
109 50W
San Juan Seamount
121 00W
233121
San Lucas Canyon
109 55W
San Miguel Gap
33 54N
San Nicolas Basin
33 03N
San Pablo Canyon
114 35W
227114
San Pablo Seamount
60 22W
San Pedro Basin
33 33N
118 26W
San Pedro Escarpment
118 22W
San Pedro Martir Basin
112 30W
228112
San Pedro Valley
33 39N
118 17W
San Quintin Basin
116 40W
230116
San Salvador Knoll
117 54W
San Vito Ridge
38 22N
12 53E
138013
Sanak Bank
254162
Sanak Reef
162 43W
Sanders Reef
36 04S
138 20E
436139
Sanders Seamount
452002
Sandettie Bank
51 14N
1 57E
151002
Sandman Reefs
54 45N
Sandy Shoal
11 03N
117 38E
Sangihe Ridge
125 35E
103126
Sangihe Trough
4 50N
126 15E
104127
Sant Eufemia Terrace
Santa Barbara Basin
34 15N
120 03W
Santa Canyon
17 29N
120 25E
Santa Cruz Basin
412163
Santa Cruz Canyon
Santa Cruz-Catalina Ridge
118 45W
Santa Isabel Trough
408159
Santa Lucia Bank
43 36N
9 29E
121 24W
Santa Lucia Escarpment
121 42W
Santa Lucia Valley
35 21N
Santa Maria Canyon
Santa Maria Ridge
36 58N
236027
Santa Monica Basin
118 50W
Santa Monica Canyon
118 38W
Santa Rosa Reef
12 50N
144 25E
112145
Santa Rosa-Cortes Ridge
119 50W
Santander Canyon
3 35W
244003
Santiago Canyon
23 40N
Santo Anta'o Ridge
218026
Santo Domingo Basin
218069
Santo Tomas Knoll
118 41W
Santos Plateau
325043
Sardinia Seamount
40 04N
10 08E
Sardinia Terrace
Sardinia-Corsica Trough
10 33E
Sarera Basin
402136
Sargo Plateau
78 15N
278178
Sarmiento Ridge
84 00W
307084
Sars Bank
59 35S
69 00W
359069
Sau Sau Ridge
415179
Saunders Basin
76 50S
376155
Saunders Canyon
45 58S
445171
Saury Seamount
80 55W
Savage Seamount
18 28S
169 14W
Savannah Seamounts
319152
Savu Basin
123 15E
409124
Saxon Reef
16 28S
145 59E
Saxton Seamount
47 24N
247157
Saya de Malha Bank
61 30E
410062
Sayniq Canyon
35 20E
Scalesby Castle Shoal
9 05N
109118
Scantum Basin
Scarlatti Seamount
27 37N
160 15W
227160
Scatarie Bank
45 58N
245059
Scawfell Shoal
106 51E
107107
Schaefer Seamount
132 26W
Schmidt-Ott Seamount
13 30E
439014
Schoppe Ridge
51 10N
251139
Schott Seamount
48 39N
155 52W
248155
Schouwen Bank
3 21E
151004
Schubert Seamount
31 56N
162 09W
Schumann Seamount
160 11W
225160
Schwabenland Seamount
0 15E
446001
Scoresby Valley
270021
Scotian Shelf
Scott Island Bank
67 45S
179 55W
367179
Scott Plateau
120 30E
413121
Scott Reef
121 50E
414122
Scott Seachannel
49 55N
249133
Scott Seamount
50 30N
141 30W
Scott Seamounts
360179
Scott Shoal
73 15S
473178
Scripps Canyon
117 16W
Scripps Guyot
159 23E
123160
Sculpin Ridge
167 20W
215167
Scuso Bank
12 33E
Sea Otter Valley
Seadragon Ridge
212158
Seafox Seamount
172 45W
330172
Seahorse Breakers
Seahorse Shoal
117 48E
Sealark Fracture Zone
68 30E
404069
Seamap Seachannel
162 30W
251162
Sebaou Canyon
37 05N
3 43E
137004
Second Thomas Shoal
9 44N
Sedlo Seamount
26 55W
240026
Sedna Fracture Zone
247145
Sedna Ridges
143 16W
247143
Seewarte Seamounts
Sefsaf Canyon
36 49N
3 33E
136004
Seguam Canyon
252172
Segula Basin
50 31N
Segula Canyon
177 54E
Segula Knoll
50 28N
177 58E
Segundo Seamount
165 05W
213165
Seine Plain
12 15W
234012
Seine Seamount
14 25W
233014
Selkirk Rise
337082
Sembuni Reefs
2 17N
109 11E
102110
Seminole Seamount
49 46N
129 50W
249129
Sengfeller Seamount
Sentry Bank
Seringapatam Reef
13 38S
122 05E
413123
Sermilik Valley
264036
Serrano Seamounts
Serrano Tablemount
158 05W
209158
Setubal Canyon
Sevuokuk Spur
63 46N
172 24W
Sewell Ridge
67 50W
Seychelles Bank
4 45S
404056
Seydhisfjardhardjup
65 20N
Seymour Canyon
Seymour Spur
50 58N
150179
Shackleton Seamount
22 45E
Shallop Canyon
39 56N
69 07W
Shallow Shoal
Shalowitz Seamount
46 09N
135 12W
Shamrock Canyon
47 45N
Shannon Seamount
43 00S
2 25 E
443003
Sharpshooter Canyon
Sharrer Basin
68 59W
Sharrer Ridge
Shatskiy Rise
135160
Shaw Seamount
150 45W
Shcherbakov Seamount
104 50E
410105
Shediac Valley
64 25W
247064
Sheldrake Seamount
62 10W
Shepard Canyon
64 58W
Shepard Knoll
118 29W
Shephard Guyot
219179
Shepherd Seamount
154 07W
217154
Shepherdess Reef
Shiashkotan Valley
154 16E
148155
Shichiriga Bank
33 56N
Shih-t'i Pi Canyon
23 31N
121 30E
Shikoku Basin
128137
Shimada Seamount
16 52N
117 31W
216117
Shin Bank
Shin Reef
Shin-matsuye Bank
148 21E
Ship Shoal
28 54N
Shirase Bank
76 40S
376158
Shirshov Ridge
157171
Shor Seamount
Shortland Canyon
58 15W
243058
Shostakovich Seamount
164 53W
233164
Showa Guyot
143171
Shtokman Guyot
Shuleykin Seamount
141163
Shumagin Bank
54 39N
159 22W
254159
Siafiafi Seamount
175 30W
Siamese Shoal
15 58N
114 04E
Sibelius Seamount
27 13N
160 44W
Siberia Seamount
132 25E
141133
Siboney Seamount
233061
Sibutu-Basilan Ridge
5 45N
105121
Sicilia Basin
136018
Sicilia Plain
18 00E
Sicily Terrace
17 00E
136017
Sidner Bank
92 23W
Sidra Plain
34 10N
19 22E
134020
Sierra Leone Basin
205017
Sierra Leone Fracture Zone
206031
Sierra Leone Plain
Sierra Leone Rise
205021
Sierra Seamount
32 38N
150 09E
132151
Sigsbee Basin
42 58N
69 13W
Sigsbee Escarpment
226092
Sigsbee Knolls
92 25W
223092
Sigsbee Plain
93 00W
223093
Sigsbee Ridge
43 02N
Sila Fracture Zone
150 00W
251150
Siltcoos Bank
43 51N
124 25W
243124
Silver Bank
69 45W
220069
Silver Plain
222069
Silvertown Bank
Simo Banks
120 19E
114121
Simpson Fracture Zone
39 15E
443040
Simpson Seamount
212160
Simpson Seamounts
37 09S
17 02E
437018
Sinaloa Canyon
25 14N
109 06W
Sio Guyot
18 18N
171 06E
118172
Siqueiros Fracture Zone
104 00W
Sirius Seamount
160 50W
252160
Sitkin Canyon
178 21E
Sixtymile Bank
32 03N
Skagafjardhardjup
66 23N
19 24W
266019
Skagit Seamount
179 32W
221179
Skeidharardjup
16 45W
263016
Skerjadjup
23 35W
263023
Skerki Bank
37 45N
Skjalfandadjup
17 35W
266017
Skjoldungen Bank
40 38W
262040
Skjoldungen Valley
62 52N
40 40W
Sklinna Bank
65 15N
165011
Skraelling Canyon
262038
Smetanin Seamount
140147
Smith Shoal
114 12E
Smook Seamount
150 07W
255150
Smoot Guyot
145 20E
126146
Snellius Ridge
104128
Snodgrass Seamount
20 44W
207020
Snowden Seamounts
216156
Sobaka Canyon
Society Ridge
151 00W
317151
Sohm Plain
236055
Solander Trough
447166
Soledad Basin
30 10N
Soledad Canyon
Solomon Basin
407152
Somali Basin
100052
Somali Plain
51 30E
101052
Somers Seamount
13 55N
166 35W
213166
Somnitel naya Shoal
159165
Sonne Seamount
15 07N
156 40W
215156
Sonnier Banks
Soquel Canyon
36 48N
Sorensen Seamount
21 50W
Sorol Trough
7 05N
107143
Soudan Bank
18 32S
58 43E
418059
South Aleutian Slope
251175
South Australian Basin
438126
South Australian Plain
437130
South Banda Basin
6 30S
406128
South Bellona Reefs
21 51S
South Charcot Seamount
44 41N
244013
South China Basin
South Fiji Basin
426175
South Georgia Ridge
354040
South Georgia Rise
32 30W
352032
South Heyes Canyon
73 34W
South Honeycomb Canyon
South Honshu Ridge
124142
South Indian Basin
460120
South Indian Plain
459125
South Luconia Shoals
112 42E
South Madden Bank
177 01E
South Makassar Basin
404119
South Maria Ridge
34 06S
171 48E
434172
South Orkney Ridge
360040
South Orkney Trough
360045
South Reef
11 24N
119 22E
South Regent Shoal
8 32N
South Sandwich Fracture Zone
63 00S
363020
South Sandwich Ridge
358027
South Sandwich Trench
356025
South Scotia Ridge
360046
South Seachannel
46 45S
South Shetland Trough
59 30W
361059
South Solomon Trench
411165
South Tasman Rise
449148
South Toms Canyon
38 59N
72 41W
South Trinco Canyon
81 38E
South Vereker Bank
20 56N
115 57E
120116
South Vries Canyon
73 40W
South Wilmington Canyon
38 16N
73 28W
Southampton Reefs
Southeast Dellwood Knoll
50 43N
130 18W
Southeast Indian Ridge
450110
Southeast Pacific Basin
360115
Southeast Shoal
49 48W
Southern California Borderland
Southern Reefs
10 25N
116 32E
Southern Viti Canyon
39 07S
172 27E
Southwest Aleutian Ridge
151172
Southwest Bank
118 23E
Southwest Indian Ridge
Southwest Pacific Basin
340150
Southwestern Banks
7 48N
Sovanco Fracture Zone
131 00W
Spanish Canyon
40 06N
124 18W
Spar Fracture Zone
Spencer Canyon
38 34N
73 08W
Spiess Seamount
54 40S
454001
Spilhaus Seamount
141 45W
Spitsbergen Bank
176023
Spitsbergen Fracture Zone
180000
Spjaeldebod Canyon
63 35N
35 40W
263035
Sprat Hall Canyon
64 57W
Springfield Seamount
48 04N
130 12W
Spur Reef
16 24S
146 03E
Srivastava Seamount
44 31N
244136
Stalemate Bank
170 55E
153171
Stalemate Canyon
171 25E
Stamukhi Shoal
70 42N
149 22W
Standard Seamount
157 44E
435158
Stanley Seamount
143 35W
243143
Staten Island Seamount
0 53S
300156
Steel Vendor Seamount
40 23N
129 27W
240129
Stefansson Basin
82 30N
282133
Stellwagen Bank
Stellwagen Basin
70 25W
Stembel Knoll
29 07N
136 33W
229136
Stephen Spur
Stetson Bank
94 18W
Stetson Guyot
176 05E
Stetson Mesa
mesa
79 24W
230079
Stevens Seamount
48 09N
248158
Stewart Seamount
17 20N
117119
Stickleback Seamount
24 36N
177 54W
224177
Stiffe Bank
53 08E
126054
Stingray Shoal
142 22E
120143
Stirni Seamount
49 08N
132 18W
249132
Stocks Seamount
312032
Stoddard Seamount
126 12W
231126
Stokes Canyon
34 50S
434121
Stone Fence, The
57 25W
Stonewall Bank
Stonewall Valley
Store Hellefiske Bank
67 30N
267055
Storfjordrenna
176017
Stout Seamount
31 40N
131149
Stout Swell
68 06W
Strabo Seamount
39 29N
Strabo Trench
134027
Stradbroke Seamount
155 40E
429156
Strakhov Seamount
173 15E
112174
Strandberg Canyon
176 45E
Strathmore Reef
411171
Strauss Seamount
33 18N
164 09W
Stravinsky Seamount
31 29N
164 36W
Sturdevant Rock
52 08N
177 17E
Stvor Seamount
9 55S
5 25W
309005
Subi Reef
10 55N
Suiko Seamount
170 20E
144171
Suitcase Seamounts
221112
Sukkertoppen Bank
Sukkertoppen Valley
64 20N
Sultan Bank
111122
Sultana Shoals
121 23E
109122
Sulu Basin
108122
Sulu Trough
121 15E
Sulzberger Basin
152 30W
377152
Sun Ray Seamount
0 32S
88 33W
300088
Suna Canyon
11 18S
Sunda Shelf
107 00E
105107
Sunda Trough
8 50S
109 30E
408110
Sunday Bank
5 50N
Sunday Basin
51 34N
Suno Saki Canyon
Supply Reef
20 09N
145 06E
Sur Canyon
36 06N
122 04W
Suruga Canyon
34 43N
138 35E
134139
Surveyor Fracture Zone
243155
Surveyor Gap
256144
Surveyor Seachannel
147 20W
Surveyor Seamount
56 05N
Sverdrup Bank
120 27W
Sverdrup Slope
280115
Svyataya Anna Fan
85 00N
185070
Svyataya Anna Trough
180070
Swain Reefs
21 40S
152 15E
421153
Swallow Knoll
68 32W
Swallow Reef
7 22N
113 49E
Swan Trough
83 10W
217083
Swatch of No Ground
89 28E
121090
Swatch, The
23 16N
67 16E
123068
Sweet Bank
Swiftsure Bank
48 33N
Swordfish Seamount
158 25W
Sylvania Tablemount
11 58N
111165
Sylvester Seamount
167 48E
Sylvia Knoll
37 55N
11 02E
137012
Tadjoura Trough
112045
Taga Seamount
14 24N
114145
Tagus Basin
11 40W
237011
Tagus Plain
237012
Tahoma Basin
175 39E
Tahoma Canyon
Tahoma Knoll
51 11N
175 34E
Tahoma Reef
175 50E
Taiaroa Canyon
45 46S
Taieri Canyon
170 47E
Taiwan Banks
118 35E
123119
Takuyo-daiichi Seamount
141146
Takuyo-daini Seamount
34 17N
143 52E
134144
Takuyo-daisan Seamount
34 12N
144 18E
134145
Talantam Shoal
5 42N
119 27E
Talaud Ridge
Talaud Trough
127 25E
Talbot Shoal
11 40E
Tamayo Fracture Zone
108 20W
Tambuzi Canyon
11 25S
40 44E
Tanadak Basin
50 45N
179 34W
Tanaga Canyon
Tancred Shoal
15 41N
Taney Seamounts
125 20W
236125
Tanner Bank
Tanner Basin
Tanner Canyon
Tarang Reef
147 36E
107148
Tarang Tablemount
Taranui Valley
32 22S
168 26E
432169
Tasman Basin
443158
Tasman Fracture Zone
58 30S
151 00E
458151
Tasman Plain
153 15E
434154
Tasman Plateau
445147
Tasmantid Seamounts
431156
Tatar Trough
46 30N
146140
Tateyama Canyon
139 45E
Tatsumi Reef
14 54N
145 40E
Taupo Tablemount
33 10S
156 10E
433157
Taussig Seamount
Taviuni Bank
12 06S
174 35W
Taylor Seamount
24 57N
Tchaikovsky Seamount
29 23N
229162
Teck Knoll
177 18E
Tehuantepec Ridge
213098
Tehuelche Fracture Zone
46 00W
354046
Tema Reef
165 35W
311165
Templer Bank
117 14E
Tenji Seamount
168 25E
149169
Ternate Trough
100127
Terra Nova Canyon
69 00S
469159
Terrible Bank
Terry Seamount
43 24N
139 52W
243139
Tethys Seamounts
211162
Texas-Louisiana Shelf
Tharp Fracture Zone
354135
Theta Gap
243012
Thetis Bank
24 56N
112 36W
Thirtymile Bank
117 47W
Thitu Reefs
11 02N
114 16E
Thomas Washington Guyot
132150
Thompson Seamount
46 03N
128 35W
246128
Thomson Trough
445158
Thornton Bank
Three Dory Ridge
43 12N
69 21W
Three Kings Rise
Three Kings Trough
Three Points Spur
203002
Thunder Knoll
16 27N
216081
Thurmond Basin
177 36E
Thurmond Canyon
178 03E
Thurmond Knoll
177 59E
Thurston Seamount
155 58W
217155
Tiburon Basin
229112
Tijitiji Reef
119 54E
Tiki Basin
13 30S
135 30W
313135
Tillies Basin
70 20W
Timor Trough
409126
Tin City Shoal
167 40W
Tinaja Valley
Tingmiark Valley
131 10W
Tinro Basin
156153
Tinro Rise
156150
Tiru Seamount
20 35N
166 57W
220166
Titov Seamount
0 30S
300176
Tittman Seamount
Toba Guyot
Tobago Basin
212060
Tobago Plain
60-30W
213060
Tobi Ridge
104132
Tobishima Basin
139 44E
Tofin'o Bank
35 28N
3 56W
Tofua Ridge
Tofua Trough
174 47W
Tokyo Canyon
Toms Canyon
72 42W
Tonga Ridge
321175
Tonga Trench
320173
Tongue Reef
16 20S
145 48E
Tongue of the Ocean
224077
Tore Seamount
12 52W
239012
Torreblanca Canyon
1 21E
Torrelavega Canyon
Torres Rise
13 40S
165 10E
Torres Seamount
8 31N
106 58W
208106
Tortugas Bank
24 39N
83 04W
224083
Tortugas Terrace
83 00W
Tortugas Valley
23 57N
Tosa Terrace
133 30E
132134
Townsend Cromwell Seamount
29 50N
179 04E
129180
Toyama Seachannel
137 45E
138138
Toyama Seamount
138 55E
143139
Toyama Trough
138 00E
Tracey Seamount
13 39N
Traena Bank
166010
Transkei Basin
435029
Trask Knoll
33 37N
120 16W
Tregrosse Reefs
150 30E
418151
Tres Marias Basin
106 25W
220106
Tresslar Bank
Tressler Bank
465095
Trevelyan Escarpment
9 00W
246009
Treworgie Canyon
52 48W
Trident Ridge
26 23W
Trident Shoal
11 31N
Trincomalee Canyon
81 15E
Trindade Seachannel
32 36W
323032
Trinidad Canyon
41 09N
124 50W
241124
Trinity Shoal
29 12N
229092
Tripp Reef
5 29N
112 30E
Tripp Seamount
29 37S
14 15E
429015
Triton Shoal
5 58S
138 04E
405139
Trobriand Trough
408150
Trold Canyon
262037
Tromsoflaket
18 30E
171019
Tropic Seamount
223020
Troubadour Shoals
128 35E
409129
Truro Shoal
116 41E
116117
Truxton Basin
43 07N
Truxton Swell
Tryal Ridge
102 40E
431103
Tsushima Basin
137131
Tsushima Plain
Tsushima Trough
34 49N
129 17E
134130
Tuamotu Fracture Zone
312127
Tuamotu Ridge
317145
Tubbataha Reefs
119 56E
Tucker Seamount
Tufts Plain
247140
Tugela Canyon
30 05S
32 13E
430033
Tui Seamount
30 45S
173 16E
Tulare Seamount
176 04W
220176
Tumindao Reef
4 42N
119 19E
Tung-chiang Canyon
22 24N
120 23E
122121
Tungue Canyon
Turnagain Banks
40 33S
Turnagain Canyon
40 55S
Turpie Bank
Tuscaloosa Seamount
157 02W
222157
Tuscany Trough
142010
Tuscarora Seamount
11 50S
Tusket Basin
Tuzo Wilson Seamounts
51 26N
130 55W
251130
Tyrrhenian Basin
13 00E
Tyrrhenian Plain
Udintsev Fracture Zone
357145
356143
Ukivok Shoal
167 47W
Ulak Basin
179 08W
Uliaga Canyon
53 40N
Ulloa Knoll
22 35N
108 55W
Ulloa Reef
144 12E
Ullung Plateau
131 30E
138132
Ulm Plateau
154177
Umitaka Bank
467167
Umnak Basin
167 50W
252167
Umnak Canyon
Umnak Plateau
254170
Unalaska Basin
166 05W
252166
Unalga Basin
51 22N
Unarang Rock
4 01N
118 05E
Uncle Sam Bank
25 38N
113 24W
225113
Unicorn Seamount
14 27W
234014
Unimak Seamount
253162
Union Reefs
9 48N
114 22E
109115
Union Seamount
49 35N
132 45W
Uracus Ridge
20 45N
144 35E
Urashima Bank
135 21E
135136
Urdaneta Seamount
9 23N
111 09W
209111
Urry Bank
174 14E
445175
Usof Canyon
166 40W
253166
Ustica Escarpment
38 29N
11 37E
138012
Ustica Ridge
38 38N
Ustica Trough
12 40E
Uyeda Ridge
27 20N
144 20E
127145
Vacquier Seamount
139 59W
Valdivia Fracture Zone
89 00W
341089
Valdivia Seamount
26 15S
6 25E
426007
Valencia Trough
Valparaiso Shoal
7 51N
118 27E
Vamizi Canyon
10 57S
Van Cloon Shoal
12 37S
126 27E
Van Diemen Bank
171 45E
Van Wyckhouse Seamount
23 24N
162 12E
123163
Vance Seamount
130 40W
245130
Vancouver Canyon
Vancouver Gap
128 50W
Vancouver Valley
247128
Vanderford Valley
66 25S
110 10E
466111
Vanguard Bank
109 37E
Vanguard Knoll
68 01W
Vanguard Shoal
Vaughan Bank
67 37S
163 30E
467164
Vavilov Seamount
12 36E
139013
Vavilov Spur
146151
Vayda Seamount
14 50N
214048
Veatch Canyon
69 36W
Vega Basin
50 46N
177 03E
Vega Canyon
177 09E
Velasco Reef
8 20N
134 37E
108135
Velero Basin
Vema Fracture Zone
211044
410067
Vema Gap
224068
Vema Seamount
31 38S
8 19E
431009
Vema Trench
9 00S
67 20E
409068
Venezuelan Basin
215068
Venezuelan Plain
214067
Vening Meinesz Seamounts
102 30E
411103
Veracruz Tongue
94 50W
220094
Verde Canyon
43 47N
7 54E
Verdi Seamount
32 09N
163 31W
Vereker Banks
Vernadskiy Fracture Zone
207034
Vernon Basin
26 50N
85 20W
226085
Verrill Canyon
61 15W
242061
Veryan Bank
44 20S
176 10E
444177
Veryan Seachannel
45 40S
176 35E
445177
Vesteris Bank
273009
Vestfjord Valley
67 40N
167014
Victoria Fracture Zone
104176
Vidal Plain
215055
Vidal Seachannel
14 35N
214054
Vigia Canyon
22 47N
Vigo Seamount
41 14N
10 42W
241010
Viking Bank
160003
Viking Trough
265005
Vikurall
265026
Villa Canyon
121 30W
Villalobos Seamount
6 55N
111 07W
206111
Vinorama Canyon
23 14N
109 01W
Viosca Knoll
88 34W
Virgin Islands Trough
17 56N
Virgin Rocks
50 49W
Visscher Valley
39 58S
171 50E
439172
Vitoria Seamount
37 45W
Vitoria-Trindade Seamounts
321035
Vittorio Emmanuel Seamount
39 53N
11 48E
Vityaz Fracture Zone
68 45E
405069
Vityaz Ridge
48 00N
Vityaz Seamount
213173
Vityaz Trench
410170
Viwa Trough
417176
Vizcaino Canyon
Vizcaino Knoll
124 28W
Vogel Seamount
37 08N
60 10W
237060
Vogt Guyot
19 50N
119149
Volador Seamount
26 32N
168 39W
Volador Spur
226167
Volcan Bank
9 34N
80 23W
209080
Voring Plateau
167004
Voronin Trough
85 00E
180085
Vostochno-Tikhookeanskoye Podnyatiye
Vulcan Reef
124 16E
Vysokaya Bank
59 43S
27 58W
359027
W. Smith Seamount
26 38N
163 52E
126164
Wachusett Ridge
249135
Waghenaer Fracture Zone
126168
Wagner Basin
231114
Wagner Seamount
162 54W
Waialeia Canyon
156 57W
Waiehu Canyon
156 51W
Waihanau Canyon
156 59W
Waikolu Canyon
Wailau Canyon
156 49W
Waipu Canyon
156 53W
Wairarapa Arm
41 28S
174 57E
Wakefield Shoal
8 19N
117 52E
Walker Ridge
26 15N
Walker Shoal
114 29E
Wallaby Plateau
104 00E
422104
Wallace Bank
107 40E
Walls Basin
176 07E
Walls Knoll
53 47N
253156
Walls Plateau
175 12E
Walters Shoal
33 12S
43 50E
433044
Walton Bank
78 19W
217078
Walvis Ridge
428003
Wanganella Bank
32 27S
432168
Wanganella Trough
33 13S
167 19E
433168
Ward Basin
51 04N
179 48E
Ward Canyon
179 18E
Ward Knoll
179 49E
Waria Canyon
147 46E
Warr Canyon
Warwick Seamount
132 48W
248132
Washington Basin
19 20S
419177
Washington Canyon
74 29W
Washington Seamount
18 53N
157 58W
Watertown Seamount
10 32N
Waterwitch Bank
312176
Watkins Seamount
17 28N
169 16W
217169
Webb Seamount
21 33W
Weber Basin
406131
Weddell Plain
365020
Wedge Bank
51 49N
175 18E
Wegener Canyon
370014
Welker Canyon
68 34W
Welker Seamount
55 07N
140 20W
Well Bank
153002
Weller Bank
70 57N
270150
Wentworth Seamount
177 50W
228177
West Aves Escarpment
215064
West Caroline Basin
104138
West Caroline Rise
107140
West Caroline Trough
137 30E
105138
West Cocos Seamount
88 53W
205088
West Cortes Basin
West European Basin
247015
West Florida Shelf
83 20W
227083
West Florida Slope
84 40W
West Flower Garden Bank
93 50W
West Hinder
51 28N
2 32E
West Jan Mayen Ridge
271013
West Mariana Basin
115137
West Mariana Ridge
118143
West Melanesian Trench
401150
West Norfolk Ridge
433167
West Novaya Zemlya Trough
50 00E
173050
West O'Gorman Fracture Zone
West Pasig Shoal
9 56N
119 21E
West Reef
112 12E
West Scotia Basin
357053
West Sheba Ridge
48 15E
112049
West Thulean Rise
252040
Western Reef
113 37E
110114
Western Shoals
116 50E
Westfall Seamount
120 02W
230120
Wetar Basin
8 15S
126 30E
408127
Whale Bank
Whales Bay Furrows
furrows
78 00S
378169
Whangaroa Basin
433174
Whareama Bank
41 09S
Whareama Canyon
41 08S
176 23E
Wharton Basin
100 00E
421100
Whitbourne Canyon
42 54N
51 12W
242051
White Island Canyon
177 31E
437178
White Marsh Seamount
53 08N
143 29W
253143
Whiting Basin
17 53N
65 47W
Whiting Seamount
17 49N
65 42W
Whitney Ridge
251140
Whitney Seamount
8 29N
20 15W
Whittard Canyon
10 47W
248010
Wildcat Knoll
Wilde Guyot
21 07N
121164
Wilkes Fracture Zone
309110
Wilkes Guyot
8 44S
47 08E
408048
Wilkes Seamount
17 10N
154 05W
Wilkins Seamount
283145
Wilkinson Basin
Wilkinson Divide
42 45N
Wilkinson Seamount
26 10N
Willapa Canyon
46 24N
Willapa Seachannel
246125
Willaumez-Manus Rise
403147
Willcox Bank
Williams Knoll
178 49E
Williams Moat
moat
52 06N
178 48E
Williams Seamount
38 43W
Wilmington Canyon
73 31W
Wilmington Valley
72 13W
237072
Wilshaw Ridge
56 30E
417057
Wilson Canyon
70 35S
470177
117 10E
435118
Wini Seamount
19 02N
153 52W
219153
Winnebago Seamount
48 21N
168 04E
Winona Ridge
129 20W
Winslow Reef
1 36S
174 57W
301174
Winterer Guyot
148 20E
132148
Winyah Scarp
78 18W
Wisconsin Seamount
21 16N
165 08W
221165
Witter Bank
17 34N
77 56W
217077
Wood Seamount
17 27N
156 05W
217156
Woodbine Bank
123 27E
Woodlark Basin
10 10S
153 20E
410154
Woodlark Ridge
409152
Woods Hole Guyot
21 10N
166 27E
121167
Woodworth Seamount
Woollard Seamount
29 06N
178 07W
229178
Wormley Seamount
57 57E
413058
Wrangel Plain
181160
Wright Shoal
117 40E
Wright Swell
Wu-shih Pi Canyon
23 13N
121 25E
Wust Seamount
3 40W
334003
Wyandot Seamount
37 45S
15 45E
437016
Wyer Seamount
Wyoming Seamount
33 28N
56 57W
233056
Wyville Thomson Ridge
60 15N
7 30W
260007
Xauen Bank
35 23N
4 18W
Yaghan Basin
356061
Yakobi Valley
58 00N
258137
Yakutat Seamount
235048
Yakutat Valley
259140
Yamato Basin
138136
Yamato Ridge
39 20N
139135
Yamato Rise
Yamato Seamount
Yamato Tablemount
137134
Yamato Trough
134 15E
Yap Ridge
109138
Yap Trench
108138
Yaquina Trough
203080
Yasawa Trough
16 40S
416177
Yatsuhashi Seamount
160 14W
Yermak Plateau
182005
Ymir Ridge
59 57N
8 10 W
259008
Yomei Seamount
42 18N
170 24E
142171
York Breakers
York Shoal
65 12N
Yucatan Basin
220084
Yucatan Escarpment
219086
Yucatan Plain
220085
Yuma Basin
218068
Yunaska Canyon
170 50W
Yupanqui Basin
101 00W
319101
Yuryaku Seamount
Zambezi Canyon
421042
Zapiola Ridge
345043
Zapiola Seamount
26 15W
338026
Zealandia Bank
16 53N
145 51E
116146
Zeewyk Seamount
22 55S
101 18E
422102
Zelee Bank
12 28S
Zenker Seamount
6 00W
341006
Zenkevich Rise
151161
Zephyr Reef
16 02S
177 07W
316177
Zhemchug Canyon
257175
Zhemchug Spur
Zhupanova Canyon
53 32N
160 21E
153161
Zohhoiiyoru Bank
9 53N
139 57E
109140
Zubov Seamount
8 45 E
420009
15 40N
115160