The National Wildlife Refuge System provides a variety of geospatial web services for researchers, partners and recreational visitors that would like to incorporate our authoritative data layers in your map products or spatial analysis. Each layer includes metadata describing its intended purpose and disclaimers.
Data Layers
Simplified National Realty Tracts
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 which the Service has a real estate interest.
Simplified National Realty Tracts
National Realty Tracts
This data layer depicts lands and waters administered by the U.S. Fish and Wildlife Service (USFWS) in North America, U.S. Trust Territories and Possessions.
National Realty Boundaries
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 which the Service has a real estate interest.
National Wilderness Boundaries
This data layer depicts the Designated Wilderness, Proposed Wilderness and Wilderness Study Areas placed upon the lands and waters administered by the U.S. Fish and Wildlife Service (USFWS) in North America, U.S. Trust Territories and Possessions.
National Wilderness Boundaries
National Acquisition Boundaries
This data layer depicts the external boundaries of lands and waters that are approved for acquisition by the U.S. Fish and Wildlife Service (USFWS) in North America, U.S. Trust Territories and Possessions.
National Acquisition Boundaries
National Realty Centroids
This data layer depicts centroid points of NWRS lands.
Marine Protected Areas
Provides a dataset of Marine Protected Areas (MPAs) within the U.S. Fish and Wildlife Service National Wildlife Refuges.