Found 45 datasets matching "harbor seal".
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Aerial surveys of coastal Alaska are the primary method for estimating abundance of harbor seals. A particular challenge associated with aerial surveys of harbor seals is maintaining consistent...
Search relevance: 197.66 | Views last month: 0 -
Aerial surveys of coastal Alaska are the primary method for estimating abundance of harbor seals. A particular challenge associated with aerial surveys of harbor seals is maintaining consistent...
Search relevance: 193.12 | Views last month: 1 -
Floating glacial ice serves as a haul-out substrate for a significant number (10-15%) of Alaskan harbor seals, and thus surveying tidewater glacial fjords is an important component of statewide...
Search relevance: 178.78 | Views last month: 0 -
Population monitoring studies of harbor seals in Glacier Bay National Park, Alaska, have spanned five decades from the 1970’s to the present (Streveler 1979; Calambokidis et al. 1987; Mathews &...
Search relevance: 147.63 | Views last month: 0 -
California sea lions (Zalophus californianus) and Pacific harbor seals (Phoca vitulina) use offshore oil and gas platforms as resting and foraging areas. Both species are protected by the Marine...
Search relevance: 135.92 | Views last month: 0 -
Vector datasets of CWHR range maps are one component of California Wildlife Habitat Relationships (CWHR), a comprehensive information system and predictive model for Californias wildlife. The CWHR...
Search relevance: 122.32 | Views last month: 0 -
The datasets used in the creation of the predicted Habitat Suitability models includes the CWHR range maps of Californias regularly-occurring vertebrates which were digitized as GIS layers to...
Search relevance: 117.50 | Views last month: 0 -
This dataset supports efforts to estimate the abundance and trends in population size of Alaska harbor seals. Annual surveys of harbor seal populations are fundamental to estimation of seal...
Search relevance: 112.05 | Views last month: 1 -
This dataset contains population size, distribution, reproductive success, and disturbance data on Pacific harbor seal (Phoca vitulina richardii) and northern elephant seals (Mirounga...
Search relevance: 111.86 | Views last month: 0 -
The acoustic data collected in Glacier bay from 2005 2007 was used to study the link between marine predator (harbor seals) diving behavior to local prey fields in contrasting habitats in a...
Search relevance: 110.52 | Views last month: 0 -
Polar Ecosystems Program research projects focus primarily on abundance, trends, distribution, health and condition, and foraging behavior of phocids (harbor, bearded, ringed, spotted, and ribbon...
Search relevance: 108.89 | Views last month: 0 -
This dataset supports efforts to estimate the abundance and trends in population size of Alaska harbor seals. Annual surveys of harbor seal populations are fundamental to estimation of seal...
Search relevance: 106.98 | Views last month: 0 -
Using skin samples from 777 unweaned pups collected in 9 different regions in WA state and British Columbia (WA Coastal Estuaries, WA North Coast, British Columbia, Boundary Bay, San Juan Islands,...
Search relevance: 103.52 | Views last month: 0 -
The National Marine Mammal Laboratories' California Current Ecosystem Program (AFSC/NOAA) in collaboration with Washington Department of Fish and Wildlife captured and sampled Pacific harbor seals...
Search relevance: 94.16 | Views last month: 0 -
Between 2004 and 2006 we conducted four harbor seal tagging trips in Cook Inlet during the months of October and May. In total, we captured and released 93 harbor seals, 77 of which were tagged...
Search relevance: 92.98 | Views last month: 0 -
The primary objectives of this study are to estimate a predation rate by harbor seals on steelhead smolt in Puget Sound, and determine whether predation by harbor seals differs by region. ...
Search relevance: 91.29 | Views last month: 0 -
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...
Search relevance: 88.62 | Views last month: 0 -
This dataset provides counts of harbor seals from aerial surveys over Iliamna Lake, Alaska, USA. The data have been collated from three previously published sources (Mathisen and Kline 1992; Small...
Search relevance: 80.98 | Views last month: 0 -
Relatively little is known of the diet and foraging behaviors of the four species of ice-associated seals (ribbon seal, bearded seal, spotted seal, and ringed seal) and harbor seals in Alaska....
Search relevance: 62.32 | Views last month: 0
