leg site hole core section top of sampled interval (cm) bottom of sampled interval(cm) depth to core (m) depth to sample (m) card type card number pH electrode type pH alkalinity measurement type alkalinity salinity data field #1 data field #2 data field #3 data field #4 data field #5 data field #6 reference 56 434 2 1 140.0 150.0 6.50 7.95 DATA CARD 1 COMBINATION 7.83 COLORIMETRIC 15.9 34.2 8.07 47.13 16.57 LABNB 56 434 7 1 140.0 150.0 54.00 55.45 DATA CARD 1 COMBINATION 7.93 COLORIMETRIC 15.8 33.0 6.77 40.71 15.93 LABNB 56 434 19 1 140.0 150.0 168.00 169.45 DATA CARD 1 COMBINATION 7.78 COLORIMETRIC 1.6 31.9 7.40 39.00 15.30 LABNB 56 434 20 1 140.0 150.0 177.50 178.95 DATA CARD 1 COMBINATION 7.83 COLORIMETRIC 19.4 31.9 6.44 29.47 16.04 LABNB 56 434 25 1 140.0 150.0 225.00 226.45 DATA CARD 1 COMBINATION 7.82 COLORIMETRIC 2.9 33.0 9.03 47.01 15.53 LABNB 56 434 30 1 140.0 150.0 272.50 273.95 DATA CARD 1 COMBINATION 7.52 COLORIMETRIC 2.9 32.4 9.53 35.27 15.51 LABNB 56 434 SSW 0.00 0.00 DATA CARD 1 COMBINATION 7.80 COLORIMETRIC 2.3 33.0 9.95 56.00 15.51 LABNB