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 17 168 4 2 141.0 150.0 41.00 43.96 DATA CARD 1 19.40 0.15 728.37 1717 17 168 4 2 141.0 150.0 41.00 43.96 DATA CARD 1 PUNCH-IN 7.51 35.0 LABNB 17 168 4 2 141.0 150.0 41.00 43.96 DATA CARD 2 1.86 1717 17 168 4 2 141.0 150.0 41.00 43.96 DATA CARD 4 0.86 0.58 1717 17 168 SSW 0.00 0.00 DATA CARD 1 PUNCH-IN 8.31 34.7 LABNB