Table 1. List of the variables and units for the carbonate data from NOAA's CO2 Dynamics Cruises of the eastern and western North Pacific, and from the NORPAX Hawaii-Tahiti Shuttle Experiment.


Eastern North Pacific(16 stations)

Variable (Variable name) Units or codes

Station number (STATNUM) ENP-2 ..... ENP-41 Station location latitude and longitude (degrees, minutes, and seconds) Sampling data (DATE) day, month, and year Sample depth (DEPTH) meters Water temperature (TEMP) °C Salinity (SALIN) pH (PH) pH at 25°C Normalized total alkalinity(TOTALK) ueq/kg Normalized calcium (NCA) umol/kg

Western North Pacific (10 stations)

Variable (Variable name) Units or codes

Station number (STATNUM) WNP-3 ..... WNP-20 Station location latitude and longitude (degrees, minutes, and seconds) Sampling date (DATE) day, month, and year Sample depth (DEPTH) meters Water temperature (TEMP) °C Salinity (SALIN) pH (PH) ph at 25°C Total alkalinity (TOTALK) ueg/kg

NORPAX Hawaii-Tahiti Shuttle Experiment (15 stations)

Variable (Variable name) Units or codes

Station number (STATNUM) Leg and station number (3-64 ..... 13-97) Station location latitude and longitude Sampling data (DATE) day, month, and year Sample depth (DEPTH) meters Water temperature (TEMP) °C Salinity (SALIN) Normalized calcium (NCA) umol/kg Duplicate calcium analyses (NCAREP) umol/kg Normalized total alkalinity (TOTALK) ueg/kg



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