Search datasets
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GAP species range data are coarse representations of the total areal extent a species occupies, in other words the geographic limits within which a species can be found (Morrison and Hall 2002)....
Search relevance: 1.00 | Views last month: 118 | Catalog Last Checked: August 01, 2026 at 05:24 AM -
When a species is proposed for listing as endangered or threatened under the Endangered Species Act, the U.S. Fish and Wildlife Service must consider whether there are areas of habitat believed to...
Search relevance: 1.00 | Views last month: 42 | Catalog Last Checked: August 01, 2026 at 02:56 AM -
ESI data characterize the marine and coastal environments and wildlife based on sensitivity to spilled oil. There are three main components: shoreline habitats, sensitive biological resources, and...
Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: August 02, 2026 at 05:13 PM -
The World Terrestrial Ecosystems datalayer is a global raster dataset at a 250 m spatial resolution where 431 ecosystem types are identified and mapped. Each ecosystem type is a unique combination...
Search relevance: 1.00 | Views last month: 7 | Catalog Last Checked: August 01, 2026 at 04:00 AM -
The U.S. Geological Survey (USGS) modeled the distribution of terrestrial ecosystems for the contiguous United States using a standardized, deductive approach to associate unique physical...
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The GAP/LANDFIRE National Terrestrial Ecosystems represents a highly thematically detailed land cover map of the U.S. The GAP/LANDFIRE National Terrestrial Ecosystems dataset is produced by the...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 06:00 AM -
Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 03, 2026 at 04:59 AM -
Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental resources. They are designed to serve as a spatial framework for the research,...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 03, 2026 at 04:59 AM -
Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 03, 2026 at 04:58 AM -
Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 03, 2026 at 04:57 AM -
Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 04:56 AM -
Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 04:57 AM -
Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 04:57 AM -
Ecoregions for the Mississippi Alluvial Plain were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 04:57 AM -
Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 04:56 AM -
Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 04:58 AM -
Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental resources. They are designed to serve as a spatial framework for the research,...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 04:59 AM -
Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental resources. The ecoregions of Alaska are a framework for organizing and...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 04:56 AM -
Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 03, 2026 at 04:59 AM -
Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 03, 2026 at 04:56 AM
