27 datasets found for "Population"
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Federal
North American Breeding Bird Survey (BBS) Regional Dataset [within 5 Miles of National Wildlife Refuges], 1997 - 2019
Department of the Interior —
This dataset is a subset of data attributes selected from the (full) 1966-2019 North American Breeding Bird Survey (BBS) dataset to assist in populating the U.S. Fish... -
Federal
Northeast muskox population sex and age composition summary for all areas (26A+B and 26C (Arctic NWR) in Alaska and northern Yukon), 1972-2011
Department of the Interior —
During June, we perform ground-based composition counts to estimate calf production, recruitment, and adult sex ratio. We have radiocollared over 100 muskoxen in... -
Federal
Capture data for dissertation: Movement ecology, survival, and territorial dynamics in Canada lynx (Lynx canadensis) over a cyclic population decline
Department of the Interior —
Tabular data for lynx captures used in analyses related to Derek Arnold's Ph.D. dissertation, 'Movement ecology, survival, and territorial dynamics in Canada lynx... -
Federal
Age, sex, and length of chum salmon and chinook salmon sampled at the Gisasa weir between 1995 and 2023
Department of the Interior —
Tabular dataset containing all available age, sex, and length information of Chum salmon and Chinook salmon sampled at the Gisasa Weir by the U.S. Fish and Wildlife... -
Federal
Multi-scale species distribution model for conserving an endangered songbird: R code and source files for analysis https://doi.org/10.7944/P9CS78W1
Department of the Interior —
The attached files were used to estimate the population size of golden-cheeked warblers in 2018 and develop a habitat model for the breeding range in Texas. -
Federal
Sample data used to demonstrate analysis of Canada lynx GPS data to evaluate cyclic functional connectivity of Canada lynx populations across North American boreal landscapes.
Department of the Interior —
Two sample data sets, one for residents and one for dispersers, used to demonstrate analysis of Canada lynx GPS data to evaluate cyclic functional connectivity of... -
Federal
Counts of common murres at survey plots located at monitored breeding colonies within the Eastern Bering Sea and Gulf of Alaska from 1995 to 2022.
Department of the Interior —
Tabular data set containing repeated counts of common murres collected at survey plots monitored by USFWS and other agencies at breeding colonies within the Eastern... -
Federal
Annual Seabird Monitoring at Alaska Maritime National Wildlife Refuge (FF07RAM000-027), Least Auklet Survival Data 2003-2024
Department of the Interior —
These relational tables represent data related to least auklet survival studies on St. George Island, Alaska, from 2003-2024. These data were collected using the... -
Federal
Colonial waterbird survey counts
Department of the Interior —
Raw and summarized count data from annual colonial water survey conducted at West Sister Island NWR. Breeding pair estimates were calculated for all years using 3... -
Federal
Oregon Coast NWRC: Surface Nesting Seabirds - Aerial Photographic Colony Surveys - 2006 GIS Raw Count Databases
Department of the Interior —
This reference archives metadata about the collection of geospatial data which may be stored in a variety of file formats (e.g. shapefile, geodatabase) for the Oregon... -
Federal
Waterbird Monitoring Humboldt Bay NWR Species List
Department of the Interior —
This csv file contains a list of the taxon monitored for the Humboldt Bay National Wildlife Refuge Waterbird Monitoring survey. The Integrated Taxonomic Information... -
Federal
Sample data used to demonstrate fitting movement models to Canada lynx GPS data to evaluate seasonal patterns of habitat use by Canada lynx in boreal-forest landscapes fragmented by wildfire.
Department of the Interior —
Two sample data sets, one for summer and one for winter, used to demonstrate fitting movement models to Canada lynx GPS data to evaluate seasonal patterns of habitat... -
Federal
Region 5 - Lake Champlain Saranac River Riverscape Habitat Survey
Department of the Interior —
The Lake Champlain Fish and Wildlife Management Cooperative has focused on establishing a recreational fishery of landlocked Atlantic Salmon Salmo salar within the... -
Federal
Data on breeding status of adult common murre specimens collected at sea near colonies in the Gulf of Alaska and Bering Sea during summers of 1991-1996.
Department of the Interior —
Data on breeding status of adult common murre specimens collected at sea near colonies in the Gulf of Alaska and Bering Sea during summers of 1991-1996. Adult age... -
Federal
Oregon Coast NWRC: Surface Nesting Seabirds - Aerial Photographic Colony Surveys - 1988 GIS Raw Count Databases
Department of the Interior —
This reference archives metadata about the collection of geospatial data which may be stored in a variety of file formats (e.g. shapefile, geodatabase) for the Oregon... -
Federal
Example data file for TRUEMET Version 2.2
Department of the Interior —
This file is an example data set from the Central Valley of California from a drought study corresponding to “recent non-drought conditions” (Scenario 1 in Petrie et... -
Federal
Oregon Coast NWRC: Surface Nesting Seabirds - Aerial Photographic Colony Surveys - 2000 GIS Raw Count Databases
Department of the Interior —
This reference archives metadata about the collection of geospatial data which may be stored in a variety of file formats (e.g. shapefile, geodatabase) for the Oregon... -
Federal
Tabular data set containing estimates of colony-wide common murre counts derived from 178 locations across 4 regions including the Aleutian Island, Arctic, Bering Sea and Gulf of Alaska
Department of the Interior —
Tabular data set containing estimates of colony-wide common murre counts derived from 178 locations across 4 regions including the Aleutian Island, Arctic, Bering Sea... -
Federal
Biometric data of adult salmon in the Andreafsky River at Yukon Delta National Wildlife Refuge, Alaska
Department of the Interior —
Tabular dataset containing age, sex, and length data for Chum, Chinook, and Sockeye salmon. Sex was determined externally using visual clues such as snout shape and... -
Federal
Kenai National Wildlife Refuge: Dall sheep response to fire: vegetation surveys - 2023 survey data
Department of the Interior —
Populations of Dall sheep (Ovis dalli) have been declining in the Chugach Range, Alaska since the 1990s. Past research suggests that fire can increase the carrying...
27 datasets found for "Population"