14 datasets found
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Federal
Pacific Walrus Coastal Haulout Occurrences Interpreted from Satellite Imagery, 2023
Department of the Interior —
This data release contains maps, geospatial files, and a table of the satellite imagery types with the dates when they were collected and examined to interpret the... -
Federal
Walrus Haulout Aerial Survey Data Near Point Lay, Alaska
Department of the Interior —
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... -
Federal
Pacific Walrus Seasonal Distribution from USGS Tracking Data, Chukchi and Bering Seas, 1987-2015
Department of the Interior —
This data release includes two summary geospatial rasters in GeoTIFF format indicating the seasonal Pacific walrus distribution apparent from location tracking... -
Federal
Pacific Walrus Blubber Lipid Content and Fatty Acid Composition, St. Lawrence Island, 2007-2010
Department of the Interior —
This dataset contains lab-measured percent lipid and fatty acid composition data from Pacific walruses harvested in waters near Saint Lawrence Island. Each row... -
Federal
Walrus Haulout Aerial Survey Data Near Point Lay Alaska, Autumn 2018 and 2019
Department of the Interior —
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,... -
Federal
Walrus Haulout Outlines and Count Data Apparent from Aerial Survey Images Collected Near Point Lay Alaska, Autumn 2018 and 2019
Department of the Interior —
This dataset provides walrus haulout group outlines, systematic grids cast over the outlines, and digitized points at the centroids of the individual walruses... -
Federal
Walrus Haulout Photographs Near Pt. Lay Alaska, September 2014
Department of the Interior —
These data are three sets of aerial photos used to estimate the number of walruses at a haulout near Pt. Lay, Alaska in September 2014. They were collected during... -
Federal
Pacific Walrus Behavior Data and Associated Chukchi Sea Ice Observations and Projections for use with Bioenergetics Models to Forecast Walrus Body Condition
Department of the Interior —
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... -
Federal
Metabolic Rates Measured in Three Captive Adult Female Walruses (Odobenus rosmarus divergens) While Resting, Swimming, and Diving
Department of the Interior —
This dataset contains measurements of oxygen consumption and carbon dioxide production of 3 adult female walruses (Odobenus rosmarus divergens) while resting,... -
Federal
Walrus Haulout Outlines Apparent from Satellite Imagery Near Point Lay Alaska, Autumn 2018-2020
Department of the Interior —
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... -
Federal
Morphological Measures of Pacific Walruses Collected in the Chukchi and Bering Seas 1972-1991
Department of the Interior —
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... -
Federal
Pacific Walrus Coastal Haulout Images from Remote Camera Stations
Department of the Interior —
This data package contains 362 digital photos of a walrus haulout location at Cape Greig, on the Alaska Peninsula summer 2023 (2023-05-09 23:01:08 UTC through... -
Federal
Pacific Walrus Coastal Haulout Occurrences Interpreted from Satellite Imagery
Department of the Interior —
This dataset is derived from images from a variety of Earth observing satellite imagery sources collected at known walrus coastal haulouts in Alaska and Chukotka,... -
Federal
Pacific Walrus Coastal Haulout Database 1852-2016
Department of the Interior —
This dataset contains a summary of available information about 150 Pacific walrus haulouts. The data were compiled from available reports (published and unpublished),...
14 datasets found