Found 42 datasets matching "Walrus".
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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...
Search relevance: 136.46 | Views last month: 0 -
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, Russia. Earth observing imagery...
Search relevance: 132.68 | Views last month: 0 -
Sea ice loss represents a stressor to the Pacific walrus (Odobenus rosmarus divergens), which feeds on benthic macroinvertebrates in the Bering and Chukchi seas. However, no studies have examined...
Search relevance: 131.32 | Views last month: 0 -
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...
Search relevance: 128.89 | Views last month: 0 -
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...
Search relevance: 124.22 | Views last month: 0 -
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...
Search relevance: 120.18 | Views last month: 0 -
This data release includes 2 child items with tracking data for Pacific walrus, a marine mammal that ranges between the Alaska Peninsula, up through the Bering and Chukchi seas, and over to...
Search relevance: 119.85 | Views last month: 10 -
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 2023-11-16 21:01:14 UTC). Photos were...
Search relevance: 118.86 | Views last month: 0 -
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 The data were compiled from available reports (published and unpublished), interviews with coastal...
Search relevance: 118.12 | Views last month: 5 -
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...
Search relevance: 114.18 | Views last month: 0 -
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...
Search relevance: 113.49 | Views last month: 0 -
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...
Search relevance: 113.48 | Views last month: 0 -
An animal's energetic costs are dependent on the amount of time it allocates to various behavioral activities. For Arctic pinnipeds, the time allocated to active and resting behaviors could change...
Search relevance: 110.63 | Views last month: 0 -
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...
Search relevance: 106.17 | Views last month: 0 -
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 from Satellite imagery, have...
Search relevance: 106.10 | Views last month: 0 -
Timeseries data from 'Black Rock, Walrus Island, Bristol Bay, AK' (noaa_nos_co_ops_9465182)
Search relevance: 101.05 | Views last month: 0 -
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...
Search relevance: 99.45 | Views last month: 1 -
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...
Search relevance: 90.25 | Views last month: 1 -
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 photographic aerial surveys of...
Search relevance: 83.00 | Views last month: 0 -
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.
Search relevance: 72.27 | Views last month: 0
