National Wildlife Refuge System GIS Data and Mapping Tools

The National Wildlife Refuge System provides a variety of geospatial web tools for researchers, cartographers, partners, recreational visitors and others who want to incorporate our authoritative data layers into their map products or spatial analyses. 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 Fish and Wildlife 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 in North America, U.S. trust territories and possessions.

National Realty Tracts

National Realty Boundaries

These boundaries represent the exterior boundary of lands and waters administered by the U.S. Fish and Wildlife Service.

National Realty Boundaries

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 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 in North America, U.S. trust territories and possessions.

National Acquisition Boundaries

National Realty Centroids

This data layer depicts centroid points of National Wildlife Refuge System lands.

National Realty Centroids

Marine Protected Areas

Provides a dataset of Marine Protected Areas (MPAs) within U.S. Fish and Wildlife Service national wildlife refuges.

Marine Protected Areas

Visitor Amenities

These data layers depict facilities, infrastructure and other physical assets on U.S. Fish and Wildlife Service lands.

Audience

Cartographer
Landowner - Commercial
Landowner - Individual
Non-Profit Entity
Oil/Gas Company
Private Land Owners/Managers
Public Land Manager
Researcher or Research Facility - Public Scientific Society
Country(ies)
United States

Library Collections

Waterway view at Bill Williams River Refuge
The National Wildlife Refuge System protects some of the country’s most iconic ecosystems and the fish and wildlife that rely on them: prairies of the heartland, teeming with native pollinators and bison; hardwood forests of the Southeast, a source of regional and cultural pride; and desert...