Partial pressure of carbon dioxide (pCO2), temperature, salinity and other variables collected from surface underway observations using shower head equilibrator, carbon dioxide gas detector and other instruments from 6 trans-Pacific crossings onboard container ship Cap Blanche in the Pacific Ocean from 2017-11-17 to 2018-09-04 (NCEI Accession 0183468)

This dataset contains underway measurements of pCO2, salinity, sea surface temperature, and other parameters collected during 6 trans-Pacific crossings in 2017 and 2018 on the container ship Cap Blanche. Cruise names and expocodes: CB2017_11 (AG5W20171117), CB2018_01 (AG5W20180112), CB2018_03 (AG5W20180309), CB2018_05 (AG5W20180502), CB2018_07 (AG5W20180630), CB2018_09 (AG5W20180827). All cruises were transits between the North American West Coast and New Zealand. This effort was conducted in support of NOAA's Climate Program Office (CPO), and Ocean Acidification Program (OAP).