253 datasets found
-
Federal
Canopy height measurements using airborne lidar, Texas, 2014-2018 https://doi.org/10.7944/P9H8QVN5
Department of the Interior —
These files are rasters of tree canopy heights derived from 23 sets of aerial lidar collected during 2014-2018 in Texas. Canopy heights are expressed in meters. These... -
Federal
Yield estimates data for Wetland Habitat Assessment Protocol Framework
Department of the Interior —
Yield estimates from the Wetland Habitat Assessment Protocol survey. -
Federal
Series of aerial images over Monte Vista National Wildlife Refuge, acquired November 1941
Department of the Interior —
This data set includes 31 georeferenced versions of original black and white aerial photographs acquired in digital form from the National Archives and Records... -
Federal
Series of aerial images over Alamosa National Wildlife Refuge, acquired November 1941
Department of the Interior —
This data set includes 20 georeferenced versions of original black and white aerial photographs acquired in digital form from the National Archives and Records... -
Federal
Golden-cheeked warbler potential habitat, low and medium-to-high predicted densities
Department of the Interior —
These features delimit areas with predicted densities of golden-cheeked warblers of 0.04 to 0.10 males per hectare and greater than 0.10 males per hectare. Areas... -
Federal
Filegeodatabase of Chena River habitat map with no water column 2022
Department of the Interior —
File geodatabase containing substrate imagery and mosaiced imagery derived from raw side-scan sonar scans conducted throughout the lower Chena River in 2021 and 2022... -
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
FWS National Realty Approved Acquisition Boundaries NGDA
Department of the Interior —
This data layer depicts the external boundaries of areas approved for acquisition of lands and waters by the U.S. Fish and Wildlife Service (USFWS) in North America,... -
Federal
FWS National Realty Tracts - Simplified
Department of the Interior —
These boundaries are simplified from the U.S. Fish and Wildlife Service Real Estate Interest data layer containing polygons representing tracts of land (parcels) in... -
Federal
R-code, Dataset, Analysis and output (2012-2020): Occupancy and Probability of Detection for Bachman's Sparrow (Aimophila aestivalis), Northern Bobwhite (Collinus virginianus), and Brown-headed Nuthatch (Sitta pusilla) to Habitat Management Practices on Carolina Sandhills NWR
Department of the Interior —
This reference contains the R-code for the analysis and summary of detections of Bachman's sparrow, bobwhite quail and brown-headed nuthatch through 2020.... -
Federal
River Discharge Dataset for Blitzen River below Sodhouse Dam at Malheur National Wildlife Refuge
Department of the Interior —
This dataset contains 15-minute estimation of discharge in cubic feet per second, as measured at the U.S. Fish and Wildlife Service Streamflow Gaging Station titled... -
Federal
Filegeodatabase of Chena River habitat map with water column 2022
Department of the Interior —
File geodatabase containing substrate imagery and mosaiced imagery derived from raw side-scan sonar scans conducted throughout the lower Chena River in 2021 and 2022... -
Federal
NWRS Management Units 2025 Archive
Department of the Interior —
The Management Units Land Feature Class defines general management units on Refuge system lands. The boundary of these units may or may not differ from related... -
Federal
Stratum polygons and survey transects for the the Central and Western Canadian Arctic Breeding Waterfowl Experimental Aerial Survey, 2005-2011
Department of the Interior —
Stratum boundaries shapefile for the Central and Western Canadian Arctic Aerial Breeding Waterfowl Survey. Also included is a shapefile of the survey transects and a... -
Federal
Forest Inventory Phase II data for the Upper Mississippi River National Wildlife and Fish Refuge-Winona District
Department of the Interior —
Forest Inventory Phase II GIS data for the Upper Mississippi River National Wildlife and Fish Refuge-Winona District. Data is based off U.S. Army of Corps Engineers'... -
Federal
Invasive Plant Inventory at Kern National Wildlife Refuge- Data Documentation
Department of the Interior —
In 2016, an invasive plant inventory of priority invasive plant species in priority areas was conducted at Kern National Wildlife Refuge. Results from this effort... -
Federal
Rivers (resistance surface component) - A landscape connectivity analysis for the coastal marten (Martes caurina humboldtensis)
Department of the Interior —
The resistance surface that formed the basis of our coastal marten connectivity model is comprised of several data layers that represent forested and non-forested... -
Federal
Bays and estuaries (resistance surface component) - A landscape connectivity analysis for the coastal marten (Martes caurina humboldtensis)
Department of the Interior —
The resistance surface that formed the basis of our coastal marten connectivity model is comprised of several data layers that represent forested and non-forested... -
Federal
Waterbodies (resistance surface component) - A landscape connectivity analysis for the coastal marten (Martes caurina humboldtensis)
Department of the Interior —
The resistance surface that formed the basis of our coastal marten connectivity model is comprised of several data layers that represent forested and non-forested... -
Federal
2012 NAWMP Map – Geographies of Greatest Continental Significance to North American Waterfowl
Department of the Interior —
Improved spatial analysis tools and waterfowl population data for many regions of North America prompted refinement of the 2004 NAWMP map depicting areas most...
253 datasets found