Found 1861 datasets matching "Aquatic mammals".
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Occurrence of Birds, Aquatic Mammals, & Fish Schools Log collected by commercial fishery vessels between1954 and 1980.
Search relevance: 138.32 | Views last month: 0 -
Occurrence of Birds, Aquatic Mammals, & Fish Schools Log collected during research cruises in 1950-1973, 1975-1991 and 1994-1997. Date, position, sightings of bird flock and fish schools,...
Search relevance: 128.67 | Views last month: 0 -
The PCB Residue Effects (PCBRes) Database was developed to assist scientists and risk assessors in correlating PCB and dioxin-like compound residues with toxic effects. The purpose is to develop...
Search relevance: 62.04 | Views last month: 2 -
Habitat heterogeneity and corresponding diversity in potential prey species should increase the diet breadth of generalist predators. Many previous studies describing puma Puma concolor diets in...
Search relevance: 43.73 | Views last month: 0 -
Feminization of male fish and the role of endocrine-active chemicals in this phenomenon has been an area of intense study for many years. Estrone (E1), a natural steroid, is found in aquatic...
Search relevance: 38.39 | Views last month: 1 -
For more information, see the Terrestrial Endemic Species Index Factsheet at https://nrm.dfg.ca.gov/FileHandler.ashx?DocumentID=150816. The terrestrial irreplaceability summary depicts the areas...
Search relevance: 31.18 | Views last month: 0 -
For more information, see the Terrestrial Endemic Species Index Factsheet at https://nrm.dfg.ca.gov/FileHandler.ashx?DocumentID=150816. The terrestrial irreplaceability summary depicts the areas...
Search relevance: 30.84 | Views last month: 0 -
For more information, see the Terrestrial Endemic Species Index Factsheet at https://nrm.dfg.ca.gov/FileHandler.ashx?DocumentID=150816. The terrestrial irreplaceability summary depicts the areas...
Search relevance: 30.81 | Views last month: 0 -
For more information, see the Terrestrial Endemic Species Index Factsheet at https://nrm.dfg.ca.gov/FileHandler.ashx?DocumentID=150816. The terrestrial irreplaceability summary depicts the areas...
Search relevance: 30.81 | Views last month: 0 -
For more information, see the Terrestrial Endemic Species Index Factsheet at https://nrm.dfg.ca.gov/FileHandler.ashx?DocumentID=150816. The terrestrial irreplaceability summary depicts the areas...
Search relevance: 30.69 | Views last month: 0 -
This dataset describes marine bird and mammal surveys conducted in August 2012-2014 in the North Pacific Ocean and Bering Sea. Data were collected to document the at-sea distribution and abundance...
Search relevance: 29.88 | Views last month: 0 -
One table with the results from surveys conducted to document the at-sea distribution and abundance of marine birds and mammals in Prince William Sound, Alaska. Surveys followed standard U.S. Fish...
Search relevance: 29.52 | Views last month: 1 -
Risk assessments describe the risk of a species’ invasion in a location, and many risk assessments have been produced by different institutions for various reasons. However, information is...
Search relevance: 28.61 | Views last month: 0 -
These data describe marine bird and mammal surveys conducted in glacial fjords of coastal Alaska. Data were collected to document the at-sea distribution and abundance of marine birds and mammals...
Search relevance: 28.40 | Views last month: 1 -
GLOBEC (GLOBal Ocean ECosystems Dynamics) NEP (Northeast Pacific) Northern California Current Cetacean Survey Data from R/V New Horizon cruises NH0005 and 0007. Line-transect surveys of cetaceans...
Search relevance: 27.41 | 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: 26.12 | Views last month: 0 -
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: 25.13 | 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: 25.03 | 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: 25.03 | Views last month: 0 -
This data package includes 10 child items with data about the distribution, abundance, and morphology of forage fish, zooplankton, and predators, and oceanographic conditions during surveys in...
Search relevance: 24.25 | Views last month: 0
