1,057 datasets found for "Population Density"
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Federal
LANDFIRE Remap 2016 Existing Vegetation Type (EVT) CONUS
Department of the Interior —
LANDFIRE's (LF) Existing Vegetation Type (EVT) represents the current distribution of the terrestrial ecological systems classification developed by NatureServe for... -
Federal
Midway Atoll Hatch Year 2012 Black-footed Albatross Nest Locations
Department of the Interior —
Approximately one-third of the global population of black-footed albatrosses (Phoebastria nigripes) nest at Midway Atoll in the Northwestern Hawaiian Islands. As part... -
Federal
Select Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Network Routed Upstream Watersheds for the Conterminous United States (ver. 5.0, June 2025)
Department of the Interior —
This metadata record describes a series of data sets of natural and anthropogenic landscape features linked to NHDPlus Version 2.1’s (NHDPlusV2) approximately 2.7... -
Federal
Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for population density (gwava-s_popd)
Department of the Interior —
This data set represents 1990 block group population density, in people per square kilometer, in the conterminous United States. The data set was used as an input... -
Federal
County-Level Estimates of Nitrogen and Phosphorus from Commercial Fertilizer for the Conterminous United States, 1987-2012
Department of the Interior —
This data set contains county-level estimates of nitrogen and phosphorus from fertilizer, for both farm and nonfarm uses, for the conterminous United States, for 1987... -
Federal
Sea Otter Aerial Survey Data from Western Prince William Sound, Alaska, 2022
Department of the Interior —
This dataset consists of three tables related to abundance and distribution of northern sea otters (Enhydra lutris kenyoni) in western Prince William Sound, Alaska,... -
Federal
Captures and trapping effort for deer mice (Peromyscus sonoriensis) at Point Reyes National Seashore, California, USA from 2021 to 2022
Department of the Interior —
These data represent trapping effort and captures of deer mice at Point Reyes National Seashore, Marin County, California. Deer mice were captured and marked with ear... -
Federal
Management Categories for Greater Sage-grouse in Nevada and California (August 2014)
Department of the Interior —
Sage-Grouse habitat areas divided into proposed management categories within Nevada and California project study boundaries.MANAGEMENT CATEGORY DETERMINATION The... -
Federal
Impact of Drought on Southwestern Pronghorn Population Trends and Predicted Trajectories in the Southwest in the Face of Climate Change
Department of the Interior —
Climate often drives ungulate population dynamics, and as climates change, some areas may become unsuitable for species persistence. Unraveling the relationships... -
Federal
Strawberry Utah time series (2018-2068) of potential habitat and 50-year change
Department of the Interior —
Potential future greater sage-grouse (Centrocercus urophasianus) habitat restoration was projected (2018-2068) for three sage-grouse Priority Area for Conservation... -
Federal
Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for glacial till (gwava-s_gtil)
Department of the Interior —
This data set represents the presence or absence of poorly sorted glacial till east of the Rocky Mountains in the conterminous United States. The data set was used as... -
Federal
Domestic well locations and populations served in the contiguous U.S.: 1990, Block-group method (BGM) map.
Department of the Interior —
In this dataset we present two maps that estimate the location and population served by domestic wells in the contiguous United States. The first methodology, called... -
Federal
Domestic well locations and populations served in the contiguous U.S.: 2000, Block-group method (BGM) dataset
Department of the Interior —
The 1990 census was the last nationally consistent survey of a home’s source of water, and has not been surveyed since. The associated larger work presents a method... -
Federal
Demographic modeling data (including code) at various sites in the Great Basin, USA
Department of the Interior —
These data were compiled to determine whether transient population dynamics substantially alter population growth rates of sagebrush after disturbance, impede... -
Federal
California Mule Deer Siskiyou Routes
Department of the Interior —
The Siskiyou mule deer herd migrates from winter ranges primarily north and east of Mount Shasta (i.e., Day Bench, Lake Shastina, Montague, Mount Dome, Mount Hebron,... -
Federal
Water Chemistry and Smallmouth Bass Biological Data from Pine Creek and West Branch Mahantango Creek, Pennsylvania, 2015-2019
Department of the Interior —
Monitoring wild fish health and associated exposure effects in regions where agriculture and development have impacted rivers and streams has become a valuable... -
Federal
Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for semiconsolidated sand aquifers (gwava-dw_semc)
Department of the Interior —
This data set represents the presence or absence of semiconsolidated sand aquifers in the conterminous United States. The data set was used as an input data layer for... -
Federal
LANDFIRE 2016 Remap National Vegetation Classification (NVC) Micronesia
Department of the Interior —
LANDFIRE's (LF) 2016 Remap (Remap) National Vegetation Classification (NVC) represents the current distribution of vegetation groups within the U.S. National... -
Federal
Bottom Trawl Catch Alewife Densities and Ages in Lakes Michigan and Huron
Department of the Interior —
This data release provides catch-per-unit-effort (CPUE) data by age-class for alewife (Alosa pseudoharengus) based on bottom trawl surveys from Lake Michigan... -
Federal
Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for clay sediment (gwava-s_clay)
Department of the Interior —
This data set represents the amount of clay sediment in the soil, in percent times 1000, in the conterminous United States. The data set was used as an input data...
1,057 datasets found for "Population Density"