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At-sea movements of Masked Boobies from Pedro Cays, Jamaica, 2012
As part of a larger effort to examine individual-based movement patterns and habitat use at sea for seabirds in the Caribbean, a tracking study of Masked Boobies (Sula... -
North Pacific Pelagic Seabird Database (NPPSD)
The North Pacific Pelagic Seabird Database (NPPSD) was created in 2005 to consolidate data on the oceanic distribution of marine bird species in the North Pacific. Most of these... -
Prey fish returned to Forster’s tern colonies in South San Francisco Bay...
Prey fish were collected at 17 Forster’s tern breeding colonies during colony visits from 2005-2015. Prey fish were identified to the lowest taxonomic category. We present... -
Common murres collected in Alaska from January 1, 2015 through December 31,...
About 62,000 dead or dying common murres (Uria aalge), the trophically dominant fish-eating seabird of the North Pacific, washed ashore between summer 2015 and spring 2016 on... -
Five-minute grid of marine bird density data off central California,...
A shapefile of five minute grids with summary information on at-sea bird surveys from 1980-2001. Bird densities by ocean season, by species. -
Nesting habitat suitability for the Black-capped Petrel Pterodroma hasitata...
To focus nest-search efforts on Hispaniola and estimate the extent of the available nesting habitat, we analyzed the environmental characteristics of Black-capped Petrel... -
At-sea aerial survey GPS points in southern California, 1999-2002
This file contains the flight trackline Global Positioning System (GPS) point data from the aerial surveys. Surveys were flown at 60 meters (200 feet) above sea level at 160... -
Mercury Contamination of Red-legged Kittiwakes in the Western Subarctic Pacific Ocean
This dataset contains mercury concentrations and locations of wintering red-legged kittiwakes in the western subartic Pacific Ocean. -
At-sea movements of Masked Boobies from Pedro Cays, Jamaica, 2012
As part of a larger effort to examine individual-based movement patterns and habitat use at sea for seabirds in the Caribbean, a tracking study of Masked Boobies (Sula... -
Common murres collected in Alaska from January 1, 2015 through December 31,...
About 62,000 dead or dying common murres (Uria aalge), the trophically dominant fish-eating seabird of the North Pacific, washed ashore between summer 2015 and spring 2016 on... -
Prey fish returned to Forster’s tern colonies in South San Francisco Bay...
Prey fish were collected at 17 Forster’s tern breeding colonies during colony visits from 2005-2015. Prey fish were identified to the lowest taxonomic category. We present... -
North Pacific Pelagic Seabird Database (NPPSD)
The North Pacific Pelagic Seabird Database (NPPSD) was created in 2005 to consolidate data on the oceanic distribution of marine bird species in the North Pacific. Most of these... -
Five-minute grid of the total marine bird biomass densities surveyed off...
AL2_MASS is a polygon shapefile representing 5 minute x 5 minute latitude x longitude cells that house the overall total biomass densities (kg/sq.km.) of up to 76 species of... -
At-sea aerial survey GPS points in southern California, 1999-2002
This file contains the flight trackline Global Positioning System (GPS) point data from the aerial surveys. Surveys were flown at 60 meters (200 feet) above sea level at 160... -
USGS National Wildlife Health Center necropsy results to determine cause of...
Summary of Bering and Chukchi Seas seabird necropsies, 2017-2021. More than 14,000 dead seabirds were reported and a total of 117 carcasses were examined. 92 cases had... -
Bird density and marine mammal counts based on 3000 meter bins in southern...
Tracklines and associated observations were mapped and analyzed using ArcMap (ESRI, Redlands, CA). GPS data were recorded in NAD27 map datum and projected to an USGS Albers... -
Common murres collected in Alaska from January 1, 2015 through December 31,...
About 62,000 dead or dying common murres (Uria aalge), the trophically dominant fish-eating seabird of the North Pacific, washed ashore between summer 2015 and spring 2016 on...