27 datasets found for "Population Estimates"
-
Federal
Data for moose population survey of the western Yukon Flats – Spring, March 2023
Department of the Interior —
A moose population survey was conducted on the Yukon Flats National Wildlife Refuge in March 2023. Moose were counted in 102 of 421-5.3 mi2 units, of which 67 were... -
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
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
Habitat cores greater than 1500 hectares (primary model) - A landscape connectivity analysis for the coastal marten (Martes caurina humboldtensis)
Department of the Interior —
We derived the habitat cores using a tool within Gnarly Landscape Utilities called Core Mapper (Shirk and McRae 2015). To develop a Habitat Surface for input into... -
Federal
Data for Moose Population Survey on Western Yukon Flats NWR - Fall, November/December 2018
Department of the Interior —
A moose population survey was conducted on the Yukon Flats in November/December 2018. This was the first fall survey since 2015. Moose were counted in 97 of... -
Federal
WBPHS Traditional Survey Area Population Estimates, 1955-Present
Department of the Interior —
The species or species group Traditional Survey Area stratum estimates from the Waterfowl Breeding Population and Habitat Survey for 1955 to present. There are no... -
Federal
Whooping Crane Migration through North Dakota and South Dakota
Department of the Interior —
The whooping crane is a federally endangered species that the bulk of the world population winters at Aransas National Wildlife Refuge down in Texas and typically... -
Federal
DWH NRDA Breeding Shorebirds 2010
Department of the Interior —
Deepwater Horizon beach-nesting breeding shorebird surveys and habitat assessments were completed in 2010 and 2011 by Coastal Bird Conservation/Conservian, under... -
Federal
Data for Moose Population Survey on Western Yukon Flats NWR - Fall, November 2015
Department of the Interior —
A moose population survey was conducted on the Yukon Flats in November 2015. This was the first fall survey since 2010 due to a lack of sufficient snow in early... -
Federal
DWH NRDA Northern Gannet Point Count Survey
Department of the Interior —
Data collection for Deepwater Horizon Bird Study #12 occurred in the Spring of 2011. Data were collected primarily by BioDiversity Research Institute (BRI) and R.G.... -
Federal
Data for Moose Population Survey on Western Yukon Flats NWR - Fall, October/November 2000
Department of the Interior —
The population estimate for the western Yukon Flats in Game Management Unit (GMU) 25D (2,269 square miles) was 670 moose with a certainty of+/- 24% at the 90%... -
Federal
Data for Moose Population Survey on Western Yukon Flats NWR - Spring, March 2003
Department of the Interior —
The population estimate for the western Yukon Flats in Game Management Unit (GMU) 25D (2,269 square miles) was 528 moose with a certainty of +1- 25% at the 90%... -
Federal
DWH NRDA Wintering Waterbirds Oiled Observations
Department of the Interior —
Data collection for Deepwater Horizon Bird Study #12 occurred in the Spring of 2011. Data were collected primarily by BioDiversity Research Institute (BRI) and R.G.... -
Federal
Data for Moose Population Survey on Western Yukon Flats NWR - Spring, March 2008
Department of the Interior —
We conducted moose surveys in the western Yukon Flats in March 2008. The population estimate for the 2,269 square mile survey area in the western Yukon Flats (Game... -
Federal
Data for Moose Population Survey on Western Yukon Flats NWR - Fall, November 2008
Department of the Interior —
A moose population survey was conducted on the Yukon Flats National Wildlife Refuge in November 2008. The estimate for the 2,269mi2 survey area in the western Yukon... -
Federal
DWH NRDA Pelagic Birds Abundance & Oiling
Department of the Interior —
Data collection under the Bird Study #6 work plan occurred between July of 2010 and July of 2011, in each calendar month except January. Ship-based surveys were... -
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
USFWS White Sturgeon Egg Monitoring, San Joaquin River, 2011-2018
Department of the Interior —
Overview The Central Valley Project Improvement Act (CVPIA) funds habitat improvement work and associated monitoring in the Central Valley of California to increase... -
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
Data for Moose Population Survey on Western Yukon Flats NWR - Spring, March 2004
Department of the Interior —
The population estimate for the western Yukon Flats in Game Management Unit (GMU) 25D (2,269 square miles) was 632 moose (Alces alces) with a certainty of +1- 20%...
27 datasets found for "Population Estimates"