Found 39 datasets matching filters.
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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: 1.00 | Views last month: 23 | Catalog Last Checked: May 05, 2026 at 08:05 PM -
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 The data were compiled from available reports (published and unpublished), interviews with coastal...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: 1.00 | Views last month: 20 | Catalog Last Checked: May 05, 2026 at 09:43 PM -
The National Marine Mammal Laboratories' California Current Ecosystem Program (AFSC/NOAA) collects fecal samples to examine the diet of pinnipeds, including California sea lions (Zalophus...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 06, 2026 at 01:51 AM -
The Atlantic Tradewind Ocean-Atmosphere Mesoscale Interaction Campaign (ATOMIC) was a field campaign held January-February 2020 in the tropical North Atlantic east of Barbados. The campaign, the...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: May 06, 2026 at 04:43 PM -
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: 1.00 | Views last month: 10 | Catalog Last Checked: May 05, 2026 at 07:45 PM -
The Marine Mammal Protection Act formalized a program to provide response to reports of strandings of marine mammals and unusual mortality events. This was done by creating a network of parties...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: May 10, 2026 at 02:20 PM -
As part of the Steller sea lion research project, the NOAA Alaska Fisheries Science Center Marine Mammal Laboratory, Alaska Ecosystem Program, has conducted surveys of Steller sea lions in Alaska...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: May 06, 2026 at 06:40 AM -
The dataset contains initial capture and marking data for California sea lion (Zalophus californianus) pups at San Miguel Island, California and subsequent resighting of the marked animals...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: May 06, 2026 at 01:51 AM -
These data are estimates of the proportional contributions of bearded seal, beluga whale, bowhead whale, and ringed seal to the diets of southern Beaufort Sea polar bears. Fat biopsy samples were...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: May 05, 2026 at 07:47 PM -
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...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: May 05, 2026 at 07:47 PM -
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: 1.00 | Views last month: 4 | Catalog Last Checked: May 12, 2026 at 06:04 PM -
Steller sea lions (Eumetopias jubatus) use terrestrial sites for reproduction, resting, molting, and other activities. Sites used during the breeding season (May-August) where pupping occurs are...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: April 12, 2026 at 12:42 PM -
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: 1.00 | Views last month: 2 | Catalog Last Checked: May 05, 2026 at 08:01 PM -
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: 1.00 | Views last month: 2 | Catalog Last Checked: May 05, 2026 at 07:39 PM -
These data sets were used by Zeppelin et al. (2015) to model northern fur seal foraging habitats based on stable isotope values measured in plasma and red blood cells, and satellite-linked tag...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: April 12, 2026 at 12:45 PM -
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: 1.00 | Views last month: 2 | Catalog Last Checked: May 05, 2026 at 07:39 PM -
Zooplankton research in the US AMLR Program focuses on the link between prey production, availability, and climate variability in relation to predator and fishery demands. Annual studies include...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: April 11, 2026 at 09:54 PM -
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: 1.00 | Views last month: 1 | Catalog Last Checked: May 05, 2026 at 07:50 PM -
Adult male and female northern fur seals (Callorhinus ursinus) are sexually segregated in different regions of the North Pacific Ocean and Bering Sea during their winter migration. Explanations...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: April 12, 2026 at 12:45 PM -
The National Marine Mammal Laboratories' California Current Ecosystem Program (AFSC/NOAA) initiated and maintains census programs for California sea lions (Zalophus californianus) and northern fur...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: April 12, 2026 at 12:45 PM
