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Core Data from the Deep Sea Drilling Project


Leg : 31    Top/Bot Interval(mm):    0/   0  Sample Age : PLEISTOCENE
Hole: 297   Depth Top of Core(m):     0.00   Group Abund: COMMON
Core:   1   Depth Top Sample(m) :     0.10
Sect: CC    No. Observed Fossils:    12      Group Presv: MODERATE

Date:       Investigator(s): KOIZUMI,I.
Join:       IR Volume/Page : 31/ 782

Fossils (Abundance/Preservation):
================================
  COCCONEIS SCUTELLUM (RARE/)
  COSCINODISCUS EXCENTRICUS (FEW/)
  COSCINODISCUS LINEATUS (FEW/)
  COSCINODISCUS RADIATUS (FEW/)
  COSCINODISCUS TABULARIS (RARE/)
  CYCLOTELLA STRIATA (RARE/)
  DIPLONEIS BOMBUS (RARE/)
  HEMIDISCUS CUNEIFORMIS (RARE/)
  NAVICULA MARINA (RARE/)
  NITZSCHIA MARINA (RARE/)
  PSEUDOEUNOTIA DOLIOLUS (RARE/)
  RHIZOSOLENIA BERGONII (RARE/)



Leg : 31    Top/Bot Interval(mm): 1160/1170  Sample Age : PLEISTOCENE
Hole: 297   Depth Top of Core(m):     1.00   Group Abund: FEW
Core:   2   Depth Top Sample(m) :     2.16
Sect:  1    No. Observed Fossils:    29      Group Presv: MODERATE

Date:       Investigator(s): KOIZUMI,I.
Join:       IR Volume/Page : 31/ 782

Fossils (Abundance/Preservation):
================================
  ACTINOPTYCHUS SPLENDENS (RARE/)
  ACTINOPTYCHUS UNDULATUS (RARE/)
  ACTINOCYCLUS EHRENBERGII (RARE/)
  ASTEROMPHALUS FLABELLATUS (RARE/)
  COCCONEIS SCUTELLUM (RARE/)
  COSCINODISCUS AFRICANUS (RARE/)
  COSCINODISCUS ANGUSTE-LINEATUS (RARE/)
  COSCINODISCUS EXCENTRICUS (RARE/)
  COSCINODISCUS LINEATUS (RARE/)
  COSCINODISCUS NODULIFER (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  COSCINODISCUS TABULARIS (RARE/)
  COSCINODISCUS WAIKII (RARE/)
  CYCLOTELLA STRIATA (RARE/)
  DIPLONEIS BOMBUS (RARE/)
  ETHMODISCUS REX (RARE/)
  GRAMMATOPHORA SP. (RARE/)
  HEMIDISCUS CUNEIFORMIS (RARE/)
  MELOSIRA SULCATA (RARE/)
  NITZSCHIA MARINA (RARE/)
  PLANKTONIELLA SOL (RARE/)
  PSEUDOEUNOTIA DOLIOLUS (RARE/)
  RHAPHONEIS SURIRELLA (RARE/)
  RHIZOSOLENIA BERGONII (RARE/)
  ROPERIA TESSELATA (RARE/)
  THALASSIOSIRA OESTRUPII (RARE/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)
  THALASSIONEMA NITZSCHIOIDES (Q) (RARE/)
  TRICERATIUM FAVUS (RARE/)



Leg : 31    Top/Bot Interval(mm):    0/   0  Sample Age : PLEISTOCENE
Hole: 297   Depth Top of Core(m):     1.00   Group Abund: FEW
Core:   2   Depth Top Sample(m) :     2.60
Sect: CC    No. Observed Fossils:    26      Group Presv: MODERATE

Date:       Investigator(s): KOIZUMI,I.
Join:       IR Volume/Page : 31/ 782

Fossils (Abundance/Preservation):
================================
  ACTINOPTYCHUS SPLENDENS (RARE/)
  ACTINOPTYCHUS UNDULATUS (RARE/)
  ACTINOPTYCHUS VULGARIS (RARE/)
  ASTEROMPHALUS FLABELLATUS (RARE/)
  COSCINODISCUS AFRICANUS (RARE/)
  COSCINODISCUS ANGUSTE-LINEATUS (RARE/)
  COSCINODISCUS EXCENTRICUS (RARE/)
  COSCINODISCUS LINEATUS (RARE/)
  COSCINODISCUS NODULIFER (RARE/)
  COSCINODISCUS TABULARIS (RARE/)
  CYCLOTELLA STRIATA (RARE/)
  DIPLONEIS BOMBUS (RARE/)
  DIPLONEIS WEISSFLOGII (RARE/)
  ETHMODISCUS REX (RARE/)
  HEMIDISCUS CUNEIFORMIS (RARE/)
  MELOSIRA GRANULATA (RARE/)
  MELOSIRA SULCATA (RARE/)
  NITZSCHIA MARINA (RARE/)
  NITZSCHIA SICULA (RARE/)
  PLANKTONIELLA SOL (RARE/)
  PSEUDOEUNOTIA DOLIOLUS (RARE/)
  RHIZOSOLENIA BERGONII (RARE/)
  ROPERIA TESSELATA (RARE/)
  THALASSIOSIRA OESTRUPII (RARE/)
  THALASSIONEMA NITZSCHIOIDES (FEW/)
  THALASSIONEMA NITZSCHIOIDES (Q) (RARE/)



Leg : 31    Top/Bot Interval(mm): 1200/1210  Sample Age : PLEISTOCENE
Hole: 297   Depth Top of Core(m):    20.00   Group Abund: FEW
Core:   3   Depth Top Sample(m) :    22.70
Sect:  2    No. Observed Fossils:    31      Group Presv: MODERATE

Date:       Investigator(s): KOIZUMI,I.
Join:       IR Volume/Page : 31/ 782

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS EHRENBERGII (RARE/)
  ACTINOCYCLUS ELLIPTICUS ELONGATUS (RARE/)
  ACTINOCYCLUS ELLIPTICUS LANCEOLATA (RARE/)
  ASTEROMPHALUS FLABELLATUS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS AFRICANUS (RARE/)
  COSCINODISCUS ANGUSTE-LINEATUS (RARE/)
  COSCINODISCUS EXCENTRICUS (RARE/)
  COSCINODISCUS NODULIFER (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  COSCINODISCUS TABULARIS (RARE/)
  COSCINODISCUS WAIKII (RARE/)
  CYCLOTELLA STRIATA (RARE/)
  DIPLONEIS BOMBUS (RARE/)
  DIPLONEIS INTERRUPTA (RARE/)
  DIPLONEIS WEISSFLOGII (RARE/)
  ETHMODISCUS REX (RARE/)
  HEMIDISCUS CUNEIFORMIS (RARE/)
  MELOSIRA SULCATA (RARE/)
  NAVICULA MARINA (RARE/)
  NITZSCHIA MARINA (RARE/)
  NITZSCHIA PANDURIFORMIS (RARE/)
  NITZSCHIA SICULA (RARE/)
  PLANKTONIELLA SOL (RARE/)
  PSEUDOEUNOTIA DOLIOLUS (RARE/)
  RHIZOSOLENIA BERGONII (RARE/)
  ROPERIA TESSELATA (RARE/)
  THALASSIOSIRA LINEATA (RARE/)
  THALASSIOSIRA OESTRUPII (RARE/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)
  THALASSIONEMA NITZSCHIOIDES (Q) (RARE/)



Leg : 31    Top/Bot Interval(mm):    0/   0  Sample Age : PLEISTOCENE
Hole: 297   Depth Top of Core(m):    20.00   Group Abund: FEW
Core:   3   Depth Top Sample(m) :    24.60
Sect: CC    No. Observed Fossils:    35      Group Presv: MODERATE

Date:       Investigator(s): KOIZUMI,I.
Join:       IR Volume/Page : 31/ 782

Fossils (Abundance/Preservation):
================================
  ACTINOPTYCHUS UNDULATUS (RARE/)
  ACTINOCYCLUS EHRENBERGII (RARE/)
  ACTINOCYCLUS OCHOTENSIS (RARE/)
  ASTEROMPHALUS FLABELLATUS (RARE/)
  BIDDULPHIA MOHOLENSIS (RARE/)
  COSCINODISCUS ANGUSTE-LINEATUS (RARE/)
  COSCINODISCUS EXCENTRICUS (RARE/)
  COSCINODISCUS LINEATUS (RARE/)
  COSCINODISCUS NODULIFER (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  COSCINODISCUS TABULARIS (RARE/)
  COSCINODISCUS WAIKII (ABUNDANT/)
  CYCLOTELLA STRIATA (RARE/)
  CYMBELLA SP. (RARE/)
  DIPLONEIS BOMBUS (RARE/)
  DIPLONEIS SUBORBICULARIS (RARE/)
  ETHMODISCUS REX (FEW/)
  EUNOTIA SP. (RARE/)
  GRAMMATOPHORA SP. (RARE/)
  HEMIDISCUS CUNEIFORMIS (RARE/)
  MELOSIRA GRANULATA (RARE/)
  MELOSIRA SULCATA (RARE/)
  NAVICULA LYRA (RARE/)
  NITZSCHIA MARINA (RARE/)
  NITZSCHIA SICULA (RARE/)
  PLANKTONIELLA SOL (RARE/)
  PSEUDOEUNOTIA DOLIOLUS (RARE/)
  RHAPHONEIS SURIRELLA (RARE/)
  RHIZOSOLENIA BERGONII (RARE/)
  ROPERIA TESSELATA (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA LINEATA (RARE/)
  THALASSIOSIRA OESTRUPII (RARE/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)
  TRACHYNEIS ASPERA (RARE/)



Leg : 31    Top/Bot Interval(mm):  100/ 110  Sample Age : PLEISTOCENE
Hole: 297   Depth Top of Core(m):    39.00   Group Abund: RARE
Core:   4   Depth Top Sample(m) :    39.55
Sect:  1    No. Observed Fossils:    19      Group Presv: POOR

Date:       Investigator(s): KOIZUMI,I.
Join:       IR Volume/Page : 31/ 782

Fossils (Abundance/Preservation):
================================
  COCCONEIS PSEUDOMARGINATA (RARE/)
  COSCINODISCUS AFRICANUS (RARE/)
  COSCINODISCUS NODULIFER (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  COSCINODISCUS TABULARIS (RARE/)
  COSCINODISCUS WAIKII (ABUNDANT/)
  CYCLOTELLA STRIATA (RARE/)
  DIPLONEIS BOMBUS (RARE/)
  ETHMODISCUS REX (RARE/)
  GRAMMATOPHORA SP. (RARE/)
  GRAMMATOPHORA UNDULATA (RARE/)
  MELOSIRA SULCATA (RARE/)
  NITZSCHIA MARINA (RARE/)
  NITZSCHIA SICULA (RARE/)
  PLANKTONIELLA SOL (RARE/)
  SYNEDRA ULNA (RARE/)
  THALASSIOSIRA LINEATA (RARE/)
  THALASSIOSIRA OESTRUPII (RARE/)
  THALASSIONEMA NITZSCHIOIDES (FEW/)



Leg : 31    Top/Bot Interval(mm):    0/   0  Sample Age : PLEISTOCENE
Hole: 297   Depth Top of Core(m):    39.00   Group Abund: RARE
Core:   4   Depth Top Sample(m) :    48.55
Sect: CC    No. Observed Fossils:    19      Group Presv: POOR

Date:       Investigator(s): KOIZUMI,I.
Join:       IR Volume/Page : 31/ 782

Fossils (Abundance/Preservation):
================================
  ACTINOPTYCHUS UNDULATUS (RARE/)
  COSCINODISCUS EXCENTRICUS (RARE/)
  COSCINODISCUS LINEATUS (RARE/)
  COSCINODISCUS NODULIFER (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  COSCINODISCUS TABULARIS (RARE/)
  COSCINODISCUS WAIKII (RARE/)
  CYCLOTELLA STRIATA (RARE/)
  DIPLONEIS BOMBUS (RARE/)
  DIPLONEIS COFFAEIFORMIS (RARE/)
  ETHMODISCUS REX (RARE/)
  GRAMMATOPHORA SP. (RARE/)
  HENDEYA DEHISCENS (RARE/)
  MELOSIRA SULCATA (RARE/)
  NITZSCHIA MARINA (RARE/)
  PLANKTONIELLA SOL (RARE/)
  PSEUDOEUNOTIA DOLIOLUS (RARE/)
  RHIZOSOLENIA BERGONII (RARE/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)



Leg : 31    Top/Bot Interval(mm):  100/ 110  Sample Age : PLEISTOCENE
Hole: 297   Depth Top of Core(m):    58.00   Group Abund: TRACE
Core:   5   Depth Top Sample(m) :    58.61
Sect:  1    No. Observed Fossils:    10      Group Presv: POOR

Date:       Investigator(s): KOIZUMI,I.
Join:       IR Volume/Page : 31/ 782

Fossils (Abundance/Preservation):
================================
  COSCINODISCUS RADIATUS (RARE/)
  CYCLOTELLA STRIATA (RARE/)
  ETHMODISCUS REX (RARE/)
  GRAMMATOPHORA SP. (RARE/)
  MELOSIRA SULCATA (RARE/)
  NITZSCHIA MARINA (RARE/)
  PLAGIOGRAMMA STAURONEIS (RARE/)
  PSEUDOEUNOTIA DOLIOLUS (RARE/)
  RHIZOSOLENIA BERGONII (RARE/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)



Leg : 31    Top/Bot Interval(mm):    0/   0  Sample Age : PLEISTOCENE
Hole: 297   Depth Top of Core(m):    58.00   Group Abund: TRACE
Core:   5   Depth Top Sample(m) :    67.60
Sect: CC    No. Observed Fossils:    17      Group Presv: POOR

Date:       Investigator(s): KOIZUMI,I.
Join:       IR Volume/Page : 31/ 782

Fossils (Abundance/Preservation):
================================
  COSCINODISCUS APICULATUS AMBIGUA (RARE/)
  COSCINODISCUS EXCENTRICUS (RARE/)
  COSCINODISCUS LINEATUS (RARE/)
  COSCINODISCUS NODULIFER (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  COSCINODISCUS WAIKII (RARE/)
  CYCLOTELLA STRIATA (RARE/)
  ETHMODISCUS REX (RARE/)
  HEMIDISCUS CUNEIFORMIS (RARE/)
  MELOSIRA GRANULATA (RARE/)
  NAVICULA LYRA (RARE/)
  NITZSCHIA GRANULATA (RARE/)
  NITZSCHIA MARINA (RARE/)
  PSEUDOEUNOTIA DOLIOLUS (RARE/)
  RHIZOSOLENIA BERGONII (RARE/)
  THALASSIOSIRA OESTRUPII (RARE/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)



Leg : 31    Top/Bot Interval(mm):  100/ 110  Sample Age : PLEISTOCENE
Hole: 297   Depth Top of Core(m):    77.00   Group Abund: TRACE
Core:   6   Depth Top Sample(m) :    77.31
Sect:  1    No. Observed Fossils:    17      Group Presv: POOR

Date:       Investigator(s): KOIZUMI,I.
Join:       IR Volume/Page : 31/ 782

Fossils (Abundance/Preservation):
================================
  COSCINODISCUS AFRICANUS (RARE/)
  COSCINODISCUS ANGUSTE-LINEATUS (RARE/)
  COSCINODISCUS EXCENTRICUS (RARE/)
  COSCINODISCUS NODULIFER (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  CYCLOTELLA STRIATA (RARE/)
  DIPLONEIS BOMBUS (RARE/)
  ETHMODISCUS REX (RARE/)
  MELOSIRA SULCATA (RARE/)
  NITZSCHIA MARINA (RARE/)
  PLANKTONIELLA SOL (RARE/)
  PSEUDOEUNOTIA DOLIOLUS (RARE/)
  RHIZOSOLENIA BERGONII (RARE/)
  THALASSIOSIRA LINEATA (RARE/)
  THALASSIOSIRA OESTRUPII (RARE/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)
  THALASSIONEMA NITZSCHIOIDES (Q) (RARE/)



Leg : 31    Top/Bot Interval(mm):    0/   0  Sample Age : PLEISTOCENE
Hole: 297   Depth Top of Core(m):    77.00   Group Abund: RARE
Core:   6   Depth Top Sample(m) :    86.30
Sect: CC    No. Observed Fossils:    24      Group Presv: POOR

Date:       Investigator(s): KOIZUMI,I.
Join:       IR Volume/Page : 31/ 782

Fossils (Abundance/Preservation):
================================
  ACTINOPTYCHUS UNDULATUS (RARE/)
  ACTINOCYCLUS EHRENBERGII (RARE/)
  COSCINODISCUS AFRICANUS (RARE/)
  COSCINODISCUS ANGUSTE-LINEATUS (RARE/)
  COSCINODISCUS EXCENTRICUS (RARE/)
  COSCINODISCUS NODULIFER (RARE/)
  CYCLOTELLA STRIATA (RARE/)
  CYMBELLA SP. (RARE/)
  DIPLONEIS BOMBUS (RARE/)
  DIPLONEIS SMITHII (RARE/)
  DIPLONEIS WEISSFLOGII (RARE/)
  ETHMODISCUS REX (RARE/)
  GRAMMATOPHORA SP. (RARE/)
  MELOSIRA GRANULATA (RARE/)
  MELOSIRA SULCATA (RARE/)
  NITZSCHIA MARINA (RARE/)
  PLANKTONIELLA SOL (RARE/)
  PSEUDOEUNOTIA DOLIOLUS (RARE/)
  RHIZOSOLENIA BERGONII (RARE/)
  ROPERIA TESSELATA (RARE/)
  THALASSIOSIRA CONVEXA (RARE/)
  THALASSIOSIRA LINEATA (RARE/)
  THALASSIOSIRA OESTRUPII (RARE/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)

Introduction


Cite as: Deep Sea Drilling Project (1989): Archive of Core and Site/Hole Data and Photographs from the Deep Sea Drilling Project (DSDP). National Geophysical Data Center, NOAA. doi:10.7289/V54M92G2 [access date]

These Web pages are from the Core Data from the Deep Sea Drilling Project Legs 1-96 CD-ROM produced in 1989 and modified in 2000 by the U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Environmental Satellite, Data, and Information Service, National Geophysical Data Center (now part of the National Centers for Environmental Information), and collocated World Data Center for Marine Geology and Geophysics, Boulder (now part of the World Data Service for Geophysics). Data were compiled in cooperation with the U.S. Science Support Program, of the Joint Oceanographic Institutions, Inc. (now the Consortium for Ocean Leadership), and the U.S. National Science Foundation.

Please see NOAA's privacy and disclaimer information. Send questions or comments to mgg.info@noaa.gov.

Department of Commerce > NOAA > NESDIS > NCEI > doi:10.7289/V54M92G2