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    • Underway CTD and other data collected aboard numerous ships in the NOAA fleet in US coastal waters since October 2019

    Metadata Updated: October 2, 2025

    This collection contains biological, chemical, optical, physical, and profile data collected aboard NOAA ships in U.S. coastal waters and in the Gulf of America since October 2019. These data include conductivity, water temperature, depth, salinity, dissolved oxygen, fluorescence, hydrostatic pressure and other parameters. The instruments used to collect these data include CTD, echo sounder, fluorometer, and others. These data were collected and submitted by the NOAA Office of Marine and Aviation Operations (OMAO).

    Access & Use Information

    License: No license information was provided. If this work was prepared by an officer or employee of the United States government as part of that person's official duties it is considered a U.S. Government Work.

    Downloads & Resources

    Dates

    Metadata Date 2025-08-24T14:26:15Z
    Metadata Created Date November 1, 2023
    Metadata Updated Date October 2, 2025
    Reference Date(s) September 22, 2023 (publication), July 30, 2025 (revision)
    Frequency Of Update irregular

    Metadata Source

    Harvested from NOAA/NESDIS/ncei/accessions

    Other Data Resources

    Graphic Preview

    Preview graphic

    Additional Metadata

    Resource Type Series
    Metadata Date 2025-08-24T14:26:15Z
    Metadata Created Date November 1, 2023
    Metadata Updated Date October 2, 2025
    Reference Date(s) September 22, 2023 (publication), July 30, 2025 (revision)
    Responsible Party (Point of Contact)
    Contact Email
    Guid gov.noaa.nodc:OMAO-CTD
    Access Constraints Cite as: NOAA Office of Marine and Aviation Operations (2023). Underway CTD and other data collected aboard numerous ships in the NOAA fleet in US coastal waters since October 2019. [indicate subset used]. NOAA National Centers for Environmental Information. Dataset. https://www.ncei.noaa.gov/archive/accession/OMAO-CTD. Accessed [date]., 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.
    Bbox East Long 80.5
    Bbox North Lat 48.45
    Bbox South Lat -74.05
    Bbox West Long -126.15
    Coupled Resource
    Frequency Of Update irregular
    Graphic Preview Description Preview graphic
    Graphic Preview File https://www.ncei.noaa.gov/access/metadata/landing-page/bin/gfx?id=gov.noaa.nodc:OMAO-CTD
    Graphic Preview Type PNG
    Harvest Object Id e5ed1025-aae7-423e-b289-d39b2128c27f
    Harvest Source Id c084a438-6f6b-470d-93e0-16aeddb9f513
    Harvest Source Title NOAA/NESDIS/ncei/accessions
    Licence accessLevel: Public
    Lineage
    Metadata Language eng
    Metadata Type geospatial
    Old Spatial {"type": "Polygon", "coordinates": [[[-126.15, -74.05], [80.5, -74.05], [80.5, 48.45], [-126.15, 48.45], [-126.15, -74.05]]]}
    Progress onGoing
    Spatial Data Service Type
    Spatial Reference System
    Spatial Harvester True
    Temporal Extent Begin 2004-04-15

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