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    • Water temperature, salinity, bathymetry, and sediment samples taken by CTD and multibeam sonar from the research vessel Ke Xue, cruise HOBAB5, in the North Pacific (Mariana trench) from 2018-06-07 to 2018-06-20 (NCEI Accession 0279921)

    Metadata Updated: February 1, 2026

    This dataset contains water temperature, salinity, bathymetry, sediment samples taken by CTD and the Sea Beam 3012 multibeam system from the research vessel Ke Xue, cruise HOBAB5, KEXUE-CN 20106443808. Bottom video recording is also included. This cruise is U.S. State Department MSR U2018-012 as part of the World Data Service for Geophysics and Oceanography. Processed CTD data are in CNV, raw CTD data are also included. Multibeam sonar data are in the Sea Beam 3012 format. Video is in MPEG format. Report is in PDF. Sediment analysis is described in publications listed in the Document section.

    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 2025-11-14T14:38:04Z
    Metadata Created Date July 28, 2023
    Metadata Updated Date February 1, 2026
    Reference Date(s) July 13, 2023 (publication), July 7, 2023 (creation)
    Frequency Of Update asNeeded

    Metadata Source

    Harvested from NOAA/NESDIS/ncei/accessions

    Other Data Resources

    Graphic Preview

    Preview graphic

    Additional Metadata

    Resource Type Dataset
    Metadata Date 2025-11-14T14:38:04Z
    Metadata Created Date July 28, 2023
    Metadata Updated Date February 1, 2026
    Reference Date(s) July 13, 2023 (publication), July 7, 2023 (creation)
    Responsible Party (Point of Contact)
    Contact Email
    Guid gov.noaa.nodc:0279921
    Access Constraints Cite as: Zeng, Zhigang (2023). Water temperature, salinity, bathymetry, and sediment samples taken by CTD and multibeam sonar from the research vessel Ke Xue, cruise HOBAB5, in the North Pacific (Mariana trench) from 2018-06-07 to 2018-06-20 (NCEI Accession 0279921). [indicate subset used]. NOAA National Centers for Environmental Information. Dataset. https://doi.org/10.25921/gk4a-xt48. 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 145
    Bbox North Lat 22
    Bbox South Lat 12.5
    Bbox West Long 143
    Coupled Resource
    Frequency Of Update asNeeded
    Graphic Preview Description Preview graphic
    Graphic Preview File https://www.ncei.noaa.gov/access/metadata/landing-page/bin/gfx?id=gov.noaa.nodc:0279921
    Graphic Preview Type PNG
    Harvest Object Id 030c422f-9809-4969-82e5-3afde8ef078c
    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": [[[143.0, 12.5], [145.0, 12.5], [145.0, 22.0], [143.0, 22.0], [143.0, 12.5]]]}
    Progress completed
    Spatial Data Service Type
    Spatial Reference System
    Spatial Harvester True
    Temporal Extent Begin 2018-06-07
    Temporal Extent End 2018-06-20

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