17 datasets found
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Federal
Aerial Surveys of Arctic Marine Mammals (ASAMM) collected by Marine Mammal Laboratory, Bureau of Ocean Energy Management, and other agencies in the Bering, Chukchi, Beaufort Seas, and Amundsen Gulf from 1979 to 2019 and North Slope Borough, Alaska from 2020 to 2021 (NCEI Accession 0039614)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset contains aerial survey data from the surveys described below. The Bureau of Ocean Energy Management (BOEM), formerly the Minerals Management Service... -
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 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 The data were compiled from available reports (published and unpublished),... -
Federal
SUPERSEDED: Pacific Walrus Coastal Haulout Occurrences Interpreted from Satellite Imagery, 2023
Department of the Interior —
This data release has been SUPERSEDED. No data are provided here. The geospatial outlines and herd size estimates of Chukchi Sea autumn walrus haulouts, interpreted... -
Federal
Walrus Counts Apparent from Aerial Survey Images Collected Near Point Lay, Alaska, September 2024
Department of the Interior —
This dataset provides walrus counts in 10 m by 10 m square grid cells randomly selected from a standard set of grid cells established for the study area and that... -
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
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
Marine mammal observations collected by aircraft and ship and submitted as part of the ConocoPhillips and Shell Joint Monitoring Program in the Chukchi and Beaufort Seas, 2006-2010 (NCEI Accession 0120532)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset contains vessel- and aircraft-based mammal sightings data and associated environmental data collected in the Chukchi and Beaufort seas during the open... -
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 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
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
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
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 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
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
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...
17 datasets found