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At-sea aerial survey species observations in southern California, 1999-2002
Broad survey lines, island radial survey lines, coastal survey lines, and focal-area (Santa Barbara Channel) survey lines were surveyed during each oceanographic season: spring... -
Five-minute grid shapefile with marine bird density data off central Californ...
A shapefile of five minute grids that contains marine bird density data at-sea from the CDAS Central CA data set (1980-2001). It is a shapefile representing 5 minute x 5 minute... -
five_min_grid of marine bird density data off central CA, 1980-2001, from the...
A shapefile of five minute grids with summary information on at-sea bird surveys from 1980-2001. Bird densities by ocean season, by species. -
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... -
Bird density and marine mammal counts based on 3000 meter bins in southern Ca...
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... -
Five-minute grid of total marine bird biomass densities surveyed off central ...
AL0_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 76 species of marine... -
Five-minute grid of marine bird density data off central California, 1980-200...
A shapefile of five minute grids with summary information on at-sea bird surveys from 1980-2001. Bird densities by ocean season, by species. -
At-sea aerial survey species observations in southern California, 1999-2002
Broad survey lines, island radial survey lines, coastal survey lines, and focal-area (Santa Barbara Channel) survey lines were surveyed during each oceanographic season: spring... -
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 marine bird density data off central California, 1980-200...
A shapefile of five minute grids with summary information on at-sea bird surveys from 1980-2001. Bird densities by ocean season, by species. -
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... -
Kasatochi Crested and Least Auklet Survey Data, 1996-2016
Crested (Aethia cristatella) and Least Auklets (Aethia pusilla) are crevice-nesting birds that breed in large mixed colonies at relatively few sites in the Aleutian Chain,... -
Kasatochi Crested and Least Auklet Survey Data, 1996-2016
Crested (Aethia cristatella) and Least Auklets (Aethia pusilla) are crevice-nesting birds that breed in large mixed colonies at relatively few sites in the Aleutian Chain,... -
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 cent...
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... -
Bird density and marine mammal counts based on 3000 meter bins in southern Ca...
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...