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    • EM304 Water Column Sonar Data Collected During EX2301

    Metadata Updated: April 1, 2024

    From April 13-27, 2023 (Portland, Oregon, to Seattle, Washington), NOAA Ocean Exploration conducted the 2023 Shakedown + EXPRESS West Coast Exploration expedition (EX2301), an ROV and Mapping expedition to a shakedown the remotely operated vehicle (ROV), video, telepresence, seafloor mapping, and sampling operations aboard NOAA Ship Okeanos Explorer, as well as explore deep waters off the west coast of the United States. Operations during this 15-day expedition included the completion of 9 successful remotely operated vehicle (ROV) dives, which were conducted in water depths ranging from 650 m to 3960 m for approximately 45:34 hours of bottom time and resulted in the collection of 92 samples.

    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 March 2, 2024
    Metadata Created Date April 1, 2024
    Metadata Updated Date April 1, 2024
    Reference Date(s) April 13, 2023 (creation), March 2, 2024 (publication)
    Frequency Of Update notPlanned

    Metadata Source

    Harvested from NGDC MGG Sonar Water Column

    Other Data Resources

    Additional Metadata

    Resource Type Series
    Metadata Date March 2, 2024
    Metadata Created Date April 1, 2024
    Metadata Updated Date April 1, 2024
    Reference Date(s) April 13, 2023 (creation), March 2, 2024 (publication)
    Responsible Party NOAA National Centers for Environmental Information (Point of Contact)
    Contact Email
    Guid gov.noaa.ncei:EX2301_EM304
    Access Constraints Cite as: NOAA Ocean Exploration. 2024. EM304 Water Column Sonar Data Collected During EX2301. NOAA National Centers for Environmental Information. [access 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., 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., Resource may not be available for up to one year after initial collection.
    Bbox East Long -124.75099
    Bbox North Lat 48.21371
    Bbox South Lat 39.72502
    Bbox West Long -126.58889
    Coupled Resource
    Frequency Of Update notPlanned
    Harvest Object Id 154609fd-3d3d-487f-b867-86c76e74c9ef
    Harvest Source Id ab8b0290-e4db-4a00-89f2-4e427c2054b2
    Harvest Source Title NGDC MGG Sonar Water Column
    Licence These data are considered raw and have not been subjected to the NOAA's quality control or quality assurance procedures. They are released for limited public use as preliminary data to be used only with appropriate caution. NOAA cannot assume liability for any damages caused by any errors or omissions in the data, nor as a result of the failure of the data to function on a particular system. NOAA makes no warranty, expressed or implied, nor does the fact of distribution constitute such a warranty., Not subject to copyright protection within the United States.
    Lineage Unknown
    Metadata Language eng; USA
    Metadata Type geospatial
    Old Spatial {"type": "Polygon", "coordinates": [[[-126.58889, 39.72502], [-124.75099, 39.72502], [-124.75099, 48.21371], [-126.58889, 48.21371], [-126.58889, 39.72502]]]}
    Progress completed
    Spatial Data Service Type
    Spatial Reference System urn:ogc:def:crs:EPSG::4326
    Spatial Harvester True
    Temporal Extent Begin 2023-04-13T00:00:00
    Temporal Extent End 2023-04-27T11:59:59

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