gov.noaa.nodc:0247436 eng utf8 dataset NOAA National Centers for Environmental Information ncei.info@noaa.gov https://www.ncei.noaa.gov/contact HTTPS NOAA Contact Information Information for contacts at NCEI. information custodian 2026-03-26T08:07:25Z ISO 19115-2 Geographic Information - Metadata - Part 2: Extensions for Imagery and Gridded Data ISO 19115-2:2009(E) Discrete profile ocean acidification metrics (pH and aragonite saturation state), water temperature and salinity measured from various ship during international expeditions (including CHINARE expeditions) in the Arctic Ocean, Chukchi Sea, Beaufort Sea and Bering Sea from 1994-07-24 to 2019-09-14 (NCEI Accession 0247436) 2022-02-11 publication 2022-02-07 creation International DOI Foundation (IDF) 10.25921/nb41-2h31 NOAA National Centers for Environmental Information gov.noaa.nodc:0247436 NCEI Archive Management System 0247436 NOAA National Centers for Environmental Information ncei.info@noaa.gov https://www.ncei.noaa.gov/contact HTTPS NCEI Contact Information Information for contacts at NCEI. information publisher Di Qi State Oceanic Administration, Third Institute of Oceanography qidi@tio.org.cn http://www.tio.org.cn/ HTTP State Oceanic Administration, Third Institute of Oceanography website Institution web page information resourceProvider State Oceanic Administration, Third Institute of Oceanography http://www.tio.org.cn/ HTTP State Oceanic Administration, Third Institute of Oceanography website Institution web page information resourceProvider Liqi Chen State Oceanic Administration, Third Institute of Oceanography chenliqi@jmu.edu.cn http://www.tio.org.cn/ HTTP State Oceanic Administration, Third Institute of Oceanography website Institution web page information principalInvestigator Chen, Liqi State Oceanic Administration, Third Institute of Oceanography chenliqi@jmu.edu.cn http://www.tio.org.cn/ HTTP State Oceanic Administration, Third Institute of Oceanography website Institution web page information author State Oceanic Administration, Third Institute of Oceanography http://www.tio.org.cn/ HTTP State Oceanic Administration, Third Institute of Oceanography website Institution web page information contributor tableDigital This dataset includes Discrete profile ocean acidification metrics (pH and aragonite saturation state), water temperature and salinity measured from various ship during international expeditions (including CHINARE expeditions) in the Arctic Ocean, Chukchi Sea, Beaufort Sea and Bering Sea from 1994-07-24 to 2019-09-14. The interpretation of these data is given in a recently accepted manuscript to Geophysical Research Letters. This dataset is available to the public for a wide variety of uses including scientific research and analysis. Funding Information: Polar and Marine Research Institute, College of Harbor and Coastal Engineering completed historicalArchive NOAA National Centers for Environmental Information ncei.info@noaa.gov https://www.ncei.noaa.gov/contact HTTPS NCEI Contact Information Information for contacts at NCEI. information pointOfContact asNeeded https://www.ncei.noaa.gov/access/metadata/landing-page/bin/gfx?id=gov.noaa.nodc:0247436 Preview graphic PNG 0247436 NCEI ACCESSION NUMBER 2022-01-30 publication ARAGONITE SATURATION STATE pH SALINITY WATER TEMPERATURE theme NODC DATA TYPES THESAURUS CTD Niskin bottle salinometer spectrophotometer temperature sensor instrument NODC INSTRUMENT TYPES THESAURUS discrete sample profile theme NODC OBSERVATION TYPES THESAURUS CCGS Louis S. St-Laurent USCGC Healy USS HEALY XUE LONG platform NODC PLATFORM NAMES THESAURUS State Oceanic Administration, Third Institute of Oceanography dataCentre NODC COLLECTING INSTITUTION NAMES THESAURUS State Oceanic Administration, Third Institute of Oceanography dataCentre NODC SUBMITTING INSTITUTION NAMES THESAURUS Chinese Antarctic and Arctic Research Expedition (CHINARE) The Global Ocean Ship-based Hydrographic Investigations Program (GO-SHIP) project NODC PROJECT NAMES THESAURUS Arctic Ocean Beaufort Sea Bering Sea Chukchi Sea place NODC SEA AREA NAMES THESAURUS oceanography theme WMO_CategoryCode 2012-09-15 publication CHINARE2008 CHINARE2010 CHINARE2012 CHINARE2014 CHINARE2016 CHINARE2018 CHINARE2019 project Cruise ID 33HQ20020718 33HQ20150809 76XL20080804 76XL20100720 76XL20120719 76XL20140726 76XL20160902 76XL20180902 76XL20190912 project EXPOCODE Ocean Carbon and Acidification Data System (OCADS) Project project Ocean Acidification Search Keywords Arctic Ocean project Reference Section ID EARTH SCIENCE > OCEANS > OCEAN CHEMISTRY > CARBONATE EARTH SCIENCE > OCEANS > OCEAN CHEMISTRY > PH EARTH SCIENCE > OCEANS > OCEAN TEMPERATURE > WATER TEMPERATURE EARTH SCIENCE > OCEANS > SALINITY/DENSITY > SALINITY theme Global Change Master Directory (GCMD) Science Keywords 2026 revision 23 Earth Science Data and Information System, Earth Science Projects Division, Goddard Space Flight Center (GSFC), National Aeronautics and Space Administration (NASA) Greenbelt MD https://forum.earthdata.nasa.gov/app.php/tag/GCMD%2BKeywords HTTPS GCMD Keyword Forum Page Global Change Master Directory (GCMD). 2025. GCMD Keywords, Version 21. Greenbelt, MD: Earth Science Data and Information System, Earth Science Projects Division, Goddard Space Flight Center (GSFC), National Aeronautics and Space Administration (NASA). URL (GCMD Keyword Forum Page): https://forum.earthdata.nasa.gov/app.php/tag/GCMD+Keywords information custodian Discrete measurement Profile theme OCADS Study Type ARAGONITE_SATURATION_STATE CTDSAL CTDTMP_ITS90_DEG_C DOC PH_TOT_INSITU theme Provider Variable Abbreviations CTD > Conductivity, Temperature, Depth NISKIN BOTTLES OPTSPEC > Optical Spectrometer SALINOMETERS TEMPERATURE SENSORS > TEMPERATURE SENSORS instrument Global Change Master Directory (GCMD) Instrument Keywords 2026 revision 23 Earth Science Data and Information System, Earth Science Projects Division, Goddard Space Flight Center (GSFC), National Aeronautics and Space Administration (NASA) Greenbelt MD https://forum.earthdata.nasa.gov/app.php/tag/GCMD%2BKeywords HTTPS GCMD Keyword Forum Page Global Change Master Directory (GCMD). 2025. GCMD Keywords, Version 21. Greenbelt, MD: Earth Science Data and Information System, Earth Science Projects Division, Goddard Space Flight Center (GSFC), National Aeronautics and Space Administration (NASA). URL (GCMD Keyword Forum Page): https://forum.earthdata.nasa.gov/app.php/tag/GCMD+Keywords information custodian Ships platform Global Change Master Directory (GCMD) Platform Keywords 2026 revision 23 Earth Science Data and Information System, Earth Science Projects Division, Goddard Space Flight Center (GSFC), National Aeronautics and Space Administration (NASA) Greenbelt MD https://forum.earthdata.nasa.gov/app.php/tag/GCMD%2BKeywords HTTPS GCMD Keyword Forum Page Global Change Master Directory (GCMD). 2025. GCMD Keywords, Version 21. Greenbelt, MD: Earth Science Data and Information System, Earth Science Projects Division, Goddard Space Flight Center (GSFC), National Aeronautics and Space Administration (NASA). URL (GCMD Keyword Forum Page): https://forum.earthdata.nasa.gov/app.php/tag/GCMD+Keywords information custodian HEALY (call sign: NEPP, ICES code: 33HQ, 1999-) HEALY (call sign: NJUE, ICES code: 32H1, 1943-1958) LOUIS S. ST-LAURENT (call sign: CGBN, ICES code: 18SN, 1969-) platform ICES/SeaDataNet Ship Codes OCEAN > ARCTIC OCEAN OCEAN > ARCTIC OCEAN > BEAUFORT SEA OCEAN > ARCTIC OCEAN > CHUKCHI SEA OCEAN > PACIFIC OCEAN > NORTH PACIFIC OCEAN > BERING SEA place Global Change Master Directory (GCMD) Location Keywords 2026 revision 23 Earth Science Data and Information System, Earth Science Projects Division, Goddard Space Flight Center (GSFC), National Aeronautics and Space Administration (NASA) Greenbelt MD https://forum.earthdata.nasa.gov/app.php/tag/GCMD%2BKeywords HTTPS GCMD Keyword Forum Page Global Change Master Directory (GCMD). 2025. GCMD Keywords, Version 21. Greenbelt, MD: Earth Science Data and Information System, Earth Science Projects Division, Goddard Space Flight Center (GSFC), National Aeronautics and Space Administration (NASA). URL (GCMD Keyword Forum Page): https://forum.earthdata.nasa.gov/app.php/tag/GCMD+Keywords information custodian Arctic Ocean Beaufort Sea Bering Sea Chukchi Sea place Provider Geographic Names accessLevel: Public otherRestrictions Cite as: Chen, Liqi (2022). Discrete profile ocean acidification metrics (pH and aragonite saturation state), water temperature and salinity measured from various ship during international expeditions (including CHINARE expeditions) in the Arctic Ocean, Chukchi Sea, Beaufort Sea and Bering Sea from 1994-07-24 to 2019-09-14 (NCEI Accession 0247436). [indicate subset used]. NOAA National Centers for Environmental Information. Dataset. https://doi.org/10.25921/nb41-2h31. Accessed [date]. Distribution liability: NOAA and NCEI make no warranty, expressed or implied, regarding these data, nor does the fact of distribution constitute such a warranty. NOAA and NCEI cannot assume liability for any damages caused by any errors or omissions in these data. If appropriate, NCEI can only certify that the data it distributes are an authentic copy of the records that were accepted for inclusion in the NCEI archives. otherRestrictions Use liability: NOAA and NCEI cannot provide any warranty as to the accuracy, reliability, or completeness of furnished data. Users assume responsibility to determine the usability of these data. The user is responsible for the results of any application of this data for other than its intended purpose. CHINARE Expeditions 2022 publication https://www.ncei.noaa.gov/access/ocean-carbon-acidification-data-system/oceans/RepeatSections/CHINARE_BT.html HTTPS https://www.ncei.noaa.gov/access/ocean-carbon-acidification-data-system/oceans/RepeatSections/CHINARE_BT.html Related resource information NOAA National Centers for Environmental Information (NCEI) publisher documentDigital crossReference project NOAA National Centers for Environmental Information (2022). Ocean Carbon and Acidification Data System (OCADS). NOAA National Centers for Environmental Information. https://www.ncei.noaa.gov/products/ocean-carbon-acidification-data-system 2022-04 publication https://www.ncei.noaa.gov/products/ocean-carbon-acidification-data-system HTTPS https://www.ncei.noaa.gov/products/ocean-carbon-acidification-data-system OCADS website information NOAA National Centers for Environmental Information author NOAA National Centers for Environmental Information (NCEI) publisher documentDigital [accessed 2024-02-08] crossReference program eng; USA utf8 environment oceans -170 -152.16 65.5 75.6 1994-07-24 2019-09-14 NOAA National Centers for Environmental Information +1-301-713-3277 ncei.info@noaa.gov pointOfContact In most cases, electronic downloads of the data are free. However, fees may apply for custom orders, data certifications, copies of analog materials, and data distribution on physical media. Contact NCEI for other distribution options and instructions. Originator data format 0.516 https://www.ncei.noaa.gov/data/oceans/ncei/ocads/metadata/0247436.html HTTPS Web browser Project Metadata Navigate directly to the URL for a descriptive web page with download links. information https://doi.org/10.25921/nb41-2h31 HTTPS Web browser NCEI Dataset Landing Page Navigate directly to the URL for a descriptive web page with download links. information https://www.ncei.noaa.gov/archive/accession/oas/247436 HTTPS Web browser Descriptive Information Navigate directly to the URL for a descriptive web page with download links. information https://www.ncei.noaa.gov/archive/accession/download/247436 HTTPS Web browser HTTPS Navigate directly to the URL for data access and direct download. download ftp://ftp-oceans.ncei.noaa.gov/nodc/archive/arc0154/0247436/ FTP Any FTP client FTP These data are available through the File Transfer Protocol (FTP). FTP is no longer supported by most internet browsers. You may copy and paste the FTP link to the data into an FTP client (e.g., FileZilla or WinSCP). download dataset NCEI Accession 0247436 v1.1 was published. 2022-02-11T21:54:10Z NCEI Accession 0247436 v1.1 publication https://www.ncei.noaa.gov/archive/accession/0247436/1.1 HTTPS NCEI Accession 0247436 v1.1 published 2022-02-11T21:54:10Z download dataset Parameter or Variable: pH on Total Scale; Abbreviation: PH_TOT_INSITU; Observation type: discrete; Sampling instrument: Niskin Bottles; Analyzing instrument: ph spectrometer; Quality flag convention: WOCE quality control flags are used: 2 = good value, 3 = questionable value, 4 = bad value Parameter or Variable: Aragonite saturation state; Abbreviation: ARAGONITE_SATURATION_STATE; Observation type: Bottle, discrete; Sampling instrument: Niskin bottles; Quality flag convention: WOCE quality control flags are used: 2 = good value, 3 = questionable value, 4 = bad value; Researcher name: Dennis Hansell; Researcher institution: RSMAS Parameter or Variable: CTD TEMPERATURE; Abbreviation: CTDTMP_ITS90_DEG_C; Unit: degrees celcius; Observation type: CTD sensor; Sampling instrument: CTD; Analyzing instrument: CTD; Quality flag convention: WOCE quality control flags are used: 2 = good value, 3 = questionable value, 4 = bad value Parameter or Variable: CTD Salinity; Abbreviation: CTDSAL; Observation type: CTD sensor; Sampling instrument: CTD; Analyzing instrument: CTD; Quality flag convention: WOCE quality control flags are used: 2 = good value, 3 = questionable value, 4 = bad value Parameter or Variable: Dissolved Organic Carbon; Abbreviation: DOC; Unit: UMOL/KG; Observation type: Bottle, discrete; Sampling instrument: Niskin bottles; Quality flag convention: WOCE quality control flags are used: 2 = good value, 3 = questionable value, 4 = bad value; Researcher name: Dennis Hansell; Researcher institution: RSMAS asNeeded Metadata are developed, maintained and distributed by NCEI. Updates are performed as needed to maintain currentness. NOAA National Centers for Environmental Information custodian CTD CTD Conductivity-Temperature-Depth probe Niskin bottle Niskin bottle Device for obtaining samples of seawater at a specific depth Why special entry for Niskin bottle but no entry for Nansen bottle? salinometer salinometer generic salinometer use salinometer when the instrument type used is unclear but the data include salinity measurements spectrophotometer spectrophotometer spectrophotometer, optical spectrometer, spectrograph or spectroscope An optical spectrometer (spectrophotometer, spectrograph or spectroscope) is an instrument used to measure properties of light over a specific portion of the electromagnetic spectrum, typically used in spectroscopic analysis to identify materials. Butler, L. R. P.; Laqua, K. (1995). "Nomenclature, symbols, units and their usage in spectrochemical analysis-IX. Instrumentation for the spectral dispersion and isolation of optical radiation (IUPAC Recommendations 1995)". Pure Appl. Chem. IUPAC. 67 (10): 1725–1744. doi:10.1351/pac199567101725. A spectrometer is the general term for describing a combination of spectral apparatus with one or more detectors to measure the intensity of one or more spectral bands." temperature sensor temperature sensor A sensor used to measure temperature. CCGS Louis S. St-Laurent Updated information from ICES for the vessel LOUIS S. ST-LAURENT from CANADA. NOTE: Use 18SN for all data from CANADA platform CCGS LOUIS S. ST-LAURENT. Do not use 32SL for any data from non-existent UNITED STATES platform LOUIS S. ST.LAURENT. Some data were incorrectly encoded with platform code 32SL. Name : LOUIS S. ST-LAURENT Flag : CANADA - CA (ISO Country Code) Call Sign : CGBN Title : CCGS Platform Class : 30 Ship IMO : 6705937 Commissioned Date : 1969 Current Length : 119.6 Built : 1969 Notes : Canadian coastguard heavy icebreaker (Arctic class 4). Additional Information Sources: - http://www.ccg-gcc.gc.ca/Fleet/Vessel?vessel_id=81 - http://www.marinetraffic.com/ais/dk/shipdetails.aspx?MMSI=316165000&language=_GR - http://www.shipspotting.com/gallery/search.php?search_imo=6705937&page_limit=12&viewtype=1 - http://en.wikipedia.org/wiki/CCGS_Louis_S._St-Laurent - http://www.ccg-gcc.gc.ca/folios/00790/images/dfo-photo-622-multimedia-eng.jpg - www.ccg-gcc.gc.ca/folios/00019/docs/Louis-StLaurent-eng.pdf General Comments: Launch date 1966 Dec. 03 according to Miramar Official spelling corrected to LOUIS S. ST-LAURENT Confirmed on Miramar ship index USCGC Healy There are two US platforms named HEALY: - 33HQ is the identifier for the USCGC HEALY (operational 1999 to present) - 32H1 is the identifier for USS HEALY (operational 1943-1958). Updated information confirmed in ICES database by NOAA on 21 Jan 2011. PLEASE NOTE: This platform ID (33HQ) *is* the USCGC HEALY that was launched on November 15, 1997. Updated information confirmed in ICES database by NOAA on 21 Jan 2011. Title: USCGC Pennant: WAGB-20 Flag: United States of America Vessel Type: Icebreaker DOB: Nov 1999 IMO: 9083380 The HEALY's home page URL is http://www.uscg.mil/pacarea/healy. USS HEALY There are two US platforms named HEALY: - 32H1 is the identifier for USS HEALY (operational 1943-1958). - 33HQ is the identifier for the USCGC HEALY (operational 1999 to present). Updated information confirmed in ICES database by NOAA on 21 Jan 2011. PLEASE NOTE: This platform ID (32H1) *is not* the USCGC HEALY that was launched on November 15, 1997. USS HEALY (DD-672) Commissioned 1943-09-03 Decommissioned 1958-03-11 Information source: http://www.navsource.org/archives/05/672.htm (last accessed on 19 Jan 2011) Information in ICES Platforms database updated on 19 Jan 2011. XUE LONG R/V icebreaker, IMO 8877899, Owner: Polar Research Institute of China, Overall length (meters): 167.0(m) https://en.pric.org.cn/index.php?c=category&id=90 Additional equipment: Dolphin helicopter Overall length (meters): 11.44 Registration no.: B-7102 Call sign: 7102