4. Description of Variables and Methods

The data files p16ap17a.dat, p17ep19s.dat, and p19c.dat (see description in Part 2) in this numeric data package (NDP) contain the following variables: station number, cast number, sample number, bottle number, CTD pressure, CTD temperature, CTD salinity, CTD oxygen, potential temperature, bottle salinity, concentration of dissolved oxygen, silicate, nitrate, nitrite, phosphate, CFC-11, CFC-12, TCO2, pCO2 measured at 4 and 20°C, and data-quality flags. The station inventory files p16ap17a.sta, p17ep19s.sta, and p19c.sta (see Part 2) contain the expocode, section number, station number, cast number, latitude, longitude, sampling date (i.e., month, day, year), sampling time, and sounding bottom depth for each station.

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