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    • Survey of sites for the presence of the nonindigenous benthic foraminifera Trochammina hadai along the west coast of North America from 1930 to 2024 (ver. 2.0, May 2025)

    Metadata Updated: November 12, 2025

    Results of a survey of samples collected from 1930 to 2024 along the west coast of the United States from Alaska to San Diego, California as well as Honolulu, Hawaii for the presence of the Asian nonindigenous benthic foraminifera Trochammina hadai.

    Access & Use Information

    Public: This dataset is intended for public access and use. 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 Created Date September 13, 2025
    Metadata Updated Date November 12, 2025

    Metadata Source

    Harvested from DOI USGS DCAT-US

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date September 13, 2025
    Metadata Updated Date November 12, 2025
    Publisher U.S. Geological Survey
    Maintainer
    Identifier http://datainventory.doi.gov/id/dataset/usgs-664e545dd34e702fe87458f7
    Data Last Modified 2025-05-07T00:00:00Z
    Category geospatial
    Public Access Level public
    Bureau Code 010:12
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://ddi.doi.gov/usgs-data.json
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Harvest Object Id f0c7e542-6c94-48b1-9c92-958e335cf2a9
    Harvest Source Id 2b80d118-ab3a-48ba-bd93-996bbacefac2
    Harvest Source Title DOI USGS DCAT-US
    Metadata Type geospatial
    Old Spatial -157.890781, 19.699333, -117.087040, 61.241667
    Source Datajson Identifier True
    Source Hash 0f20b36a28154c8fcd22dab0d3d12c33655fb0ea26512ff1f1d7c709318f576d
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -157.890781, 19.699333, -157.890781, 61.241667, -117.087040, 61.241667, -117.087040, 19.699333, -157.890781, 19.699333}

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