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A compilation of inorganic carbon system and other hydrographic and chemical discrete profile measurements obtained during the fifty five Line P cruises in the Northeast Pacific Ocean over the period from 1990 to 2019 (NCEI Accession 0234342)

Published by NOAA National Centers for Environmental Information | National Oceanic and Atmospheric Administration, Department of Commerce | Metadata Last Checked: October 13, 2025 | Last Modified: 2021-05-27T00:00:00.000+00:00
This dataset contains a compilation of inorganic carbon system and other hydrographic and chemical discrete profile measurements obtained during the fifty five Line P cruises in the Northeast Pacific Ocean over the period from 1990-05-10 to 2019-06-19. The data in the dataset include dissolved inorganic carbon (DIC), total alkalinity (TA), water temperature, salinity, dissolved oxygen concentration and nutrients. The majority of the cruises from 1990 to 2015 have been reported elsewhere as individual files (e.g., GLODAP and PACIFICA databases). This dataset is a combination of the available cruises into a single database, and extended the time series to June 2019. A secondary quality control was performed and the quality flags revised. Additionally, the suggested PACIFICA corrections for salinity, oxygen, dissolved inorganic carbon and nutrients were applied. Oxygen units were converted to µmol/kg when reported in ml/L. Nutrient concentrations were converted to µmol/kg from µmol/L.

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0234342 DISSOLVED INORGANIC CARBON (DIC) DISSOLVED OXYGEN nitrate + nitrite content (concentration) phosphate SALINITY silicate total alkalinity WATER TEMPERATURE carbon dioxide (CO2) gas analyzer CTD Niskin bottle nutrient autoanalyzer oxygen sensor salinometer temperature sensor titrator chemical discrete sample physical profile CCGS Parizeau CCGS Sir Wilfrid Laurier ENDEAVOUR JOHN P. TULLY Fisheries and Oceans Canada, Institute of Ocean Sciences The University of British Columbia The University of British Columbia LINE P Gulf of Alaska Northeast Pacific Ocean (limit-180) oceanography CA/DFO/PR/SB/IOS > Institute of Ocean Sciences, Science Branch, Pacific Region, Fisheries and Oceans, Canada 1990.01 1990.02 1991.15 1992.01 1992.15 1993.03 1993.09 1994.02 1994.03 1995.01 1995.05 1996.01 1996.09 1996.18 1997.02 1997.11 1997.15 1998.03 1999.01 1999.1 1999.21 2000.1 2000.25 2001.06 2001.08 2001.29 2002.01 2003.01 2003.27 2004.05 2004.1 2004.2 2005.01 2006.08 2006.15 2007.01 2007.13 2007.15 2008.01 2008.26 2008.27 2010.01 2010.13 2013.01 2014.01 2015.01 2015.1 2016.01 2016.06 2016.08 2017.01 2017.06 2018.01 2019.01 2019.06 18DD19920203 18DD19920908 18DD19930226 18DD19930514 18DD19940510 18DD19940907 18DD19950207 18DD19950508 18DD19960219 18DD19960506 18DD19960812 18DD19970212 18DD19970604 18DD19970827 18DD19980219 18DD19990209 18DD19990602 18DD19990824 18DD20000531 18DD20000905 18DD20010206 18DD20010618 18DD20010823 18DD20020207 18DD20030212 18DD20030831 18DD20040218 18DD20040602 18DD20040821 18DD20050211 18DD20060130 18DD20060919 18DD20070208 18DD20070530 18DD20070814 18DD20080131 18DD20080528 18DD20080813 18DD20100203 18DD20100606 18DD20130206 18DD20140212 18DD20150210 18DD20150818 18DD20160208 18DD20160605 18DD20160817 18DD20170205 18DD20170604 18DD20190205 18DD20190602 18EN19911017 18LU20180218 18PZ19900509 18PZ19900822 Ocean Carbon and Acidification Data System (OCADS) Project Line P Line P survey EARTH SCIENCE > OCEANS > OCEAN CHEMISTRY > ALKALINITY EARTH SCIENCE > OCEANS > OCEAN CHEMISTRY > INORGANIC CARBON EARTH SCIENCE > OCEANS > OCEAN CHEMISTRY > NITRATE EARTH SCIENCE > OCEANS > OCEAN CHEMISTRY > NITRITE EARTH SCIENCE > OCEANS > OCEAN CHEMISTRY > OXYGEN EARTH SCIENCE > OCEANS > OCEAN CHEMISTRY > PHOSPHATE EARTH SCIENCE > OCEANS > OCEAN CHEMISTRY > SILICATE EARTH SCIENCE > OCEANS > OCEAN TEMPERATURE > WATER TEMPERATURE EARTH SCIENCE > OCEANS > SALINITY/DENSITY > SALINITY Profile Line P CTDPRS_DBAR DEPTH_METER DIC_UMOL_KG NITRATE_NITRITE_UMOL_KG OXYGEN_UMOL_KG PHOSPHATE_UMOL_KG SILICATE_UMOL_KG TA_UMOL_KG AUTOANALYZER > AUTOANALYZER CO2 ANALYZERS > CO2 ANALYZERS CTD > Conductivity, Temperature, Depth NISKIN BOTTLES OXYGEN METERS > OXYGEN METERS SALINOMETERS TEMPERATURE SENSORS > TEMPERATURE SENSORS Ships ENDEAVOUR (ICES code: 18EN) JOHN P. TULLY (call sign: CG2958, ICES code: 18DD, 1984-) PARIZEAU (call sign: CGBS, ICES code: 18PZ, 1967-2001) SIR WILFRID LAURIER (call sign: CGJK, ICES code: 18LU, 1986-) OCEAN > PACIFIC OCEAN > NORTH PACIFIC OCEAN OCEAN > PACIFIC OCEAN > NORTH PACIFIC OCEAN > GULF OF ALASKA Gulf of Alaska Northeast Pacific Ocean

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