• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2003-07-01T00:00:00.000+00:00

This data set contains sensitive biological resource data for seals, whales, dolphins, walruses, and Steller sea lions in Western Alaska. Vector polygons in this data set represent marine mammal...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2004-05-01T00:00:00.000+00:00

This data set contains sensitive biological resource data for seals, whales, porpoises, walruses, sea otters, and Steller sea lions in the Bristol Bay Subarea. The Subarea includes marine and...

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• Organization: Department of the Interior
• Updated: 2025-12-08T00:00:00Z

Within the order Carnivora, the Pinnipedia sub-order is a group of marine mammals that includes sea lions, fur seals, true seals, and walruses. Pinnipeds are keystone species who serve as...

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• Organization: Department of the Interior
• Updated: 2024-02-27T00:00:00Z

We used free-ranging northern elephant seals as a model species to investigate maternal transfer of mercury (Hg) to pups in relation to maternal traits, including maternal blood mercury...

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• Organization: Department of the Interior
• Updated: 2025-02-06T00:00:00Z

These data are in one table with age and sex composition counts of groups of walruses on ice floes in the northern Bering and Chukchi Seas. Counts were collected by visual observations from boats.

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• Organization: Department of the Interior
• Updated: 2025-03-26T00:00:00Z

This data release includes two summary geospatial rasters in GeoTIFF format indicating the seasonal Pacific walrus distribution apparent from location tracking obtained from the temporary...

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• Organization: Department of the Interior
• Updated: 2025-03-27T00:00:00Z

The dataset consists of geospatial files depicting the estimated June-to-November distribution of walrus foraging and occupancy during a four year period of sparse sea ice cover above the Chukchi...

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• Organization: Department of the Interior
• Updated: 2025-02-10T00:00:00Z

These data were used to evaluate effects of vessel exposure on Pacific walrus (Odobenus rosmarus divergens) behaviors. We obtained >120,000 hours of location and behavior (foraging, in-water not...

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• Organization: Department of the Interior
• Updated: 2025-02-17T00:00:00Z

This dataset is comprised of three tables showing the reaction of walruses hauled out on sea ice of the Chukchi Sea to overflights by rotary wing Unoccupied Aircraft Systems (UAS). Data include...

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• Organization: Department of the Interior
• Updated: 2025-02-18T00:00:00Z

This dataset contains measurements of oxygen consumption and carbon dioxide production of 3 adult female walruses (Odobenus rosmarus divergens) while resting, swimming, and diving at the...

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• Organization: Department of the Interior
• Updated: 2025-02-13T00:00:00Z

This data release includes three datasets used to develop forecasts of autumn body condition for adult female Pacific walruses in the Chukchi Sea during mid and late century time periods. (1) The...

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• Organization: Department of the Interior
• Updated: 2025-12-03T00:00:00Z

This dataset contains morphological measures of Pacific walruses sampled in the Chukchi and Bering Seas between 1972 and 1991. From 1972 through 1991 the Soviet Union employed industrial methods...

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• Organization: Department of the Interior
• Updated: 2025-03-27T00:00:00Z

State-space models offer researchers an objective approach to modeling complex animal location datasets, and state-space model behavior classifications are often assumed to have a link to animal...

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• Organization: Department of the Interior
• Updated: 2025-02-10T00:00:00Z

This dataset consists of the complete set of aerial imagery and data from walrus haulouts collected by unoccupied aerial system (UAS) surveys near Pt. Lay, Alaska, during the autumns of 2018 and...

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• Organization: Department of the Interior
• Updated: 2025-02-17T00:00:00Z

This dataset contains lab-measured percent lipid and fatty acid composition data from Pacific walruses harvested in waters near Saint Lawrence Island. Each row indicates data from a single layer...

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• Organization: Department of the Interior
• Updated: 2024-09-20T00:00:00Z

These data are in three folders of Keyhole Markup Language (KML) geospatial polygons representing the outlines of walrus herds apparent in satellite imagery. Each KML file contains one or more...

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• Organization: Department of the Interior
• Updated: 2025-08-05T00:00:00Z

This data package contains digital images, survey location logs and a summary tabulation from carcass survey conducted at walrus haulouts in Alaska. A summary of image collection times is provided...

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• Organization: Department of the Interior
• Updated: 2025-03-25T00:00:00Z

This dataset provides walrus haulout group outlines, systematic grids cast over the outlines, and digitized points at the centroids of the individual walruses identified inside a randomly selected...

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• Organization: Department of the Interior
• Updated: 2025-09-29T00:00:00Z

This dataset consists of the complete set of processed aerial imagery and survey data from walrus haulouts collected by unoccupied aerial system (UAS) surveys near Pt. Lay, Alaska, during the...

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• Organization: Department of the Interior
• Updated: 2025-03-31T00:00:00Z

This dataset contains a summary of available information about 150 Pacific walrus haulouts. The data were compiled from available reports (published and unpublished), interviews with coastal...

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