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    • Great Lakes thiamine monitoring data 2021-2023

    Metadata Updated: November 12, 2025

    This data release includes thiamine concentration measurements from lake trout eggs and associated biological data (e.g., fish length, weight, sex) and capture location data (e.g., lake, coordinates, date of collection). Lake trout used in this dataset were collected during 2021-2023 from across the Great Lakes and other inland lakes such as the Finger Lakes, New York and Lake Champlain, Vermont.

    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-66be23fcd34e033882826fb8
    Data Last Modified 2024-11-14T00:00:00Z
    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 751075d7-51ae-4923-a3d0-15627a82ed0e
    Harvest Source Id 2b80d118-ab3a-48ba-bd93-996bbacefac2
    Harvest Source Title DOI USGS DCAT-US
    Metadata Type geospatial
    Old Spatial -92.2852, 41.3438, -72.9053, 48.7779
    Source Datajson Identifier True
    Source Hash 541ce0cbe67c94557afaa75e745f3036943dfa9fb246c29b175132d7822b30c7
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -92.2852, 41.3438, -92.2852, 48.7779, -72.9053, 48.7779, -72.9053, 41.3438, -92.2852, 41.3438}

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