NAP Ecoregion GIS Data

The files will download as .zip files. To display them in ArcGIS, open the .lyr file first, and set the data source to the actual shapefile.

• Ecoregions
• Subregions
• Ecological Drainage Units
• Areas Secured from conversion (U.S. only)
• Matrix Blocks
• Portfolio Streams
• Floodplains
• Steep Slopes
• Wetbasins
• Ravines
• Ecological Land Units
• Land Cover