Nowitna National Wildlife Refuge Data; USGS, Alaska

This digital data set on the Nowitna National Wildlife Refuge, Alaska, contains land cover classification derived from Landsat MSS data and elevation slope and aspect data derived from DEM data. Data can be keyed on a U.S. Geological Survey 1:250,000 quadrangle basis. Spatial referencing is by 50-meter grid cells. Data source is Landsat MSS data; Digital Elevation Model (DEM) data. The data set contains 72 records. Data are organized by 7 1/2 ' or 15 ' quads. General area covered: 6345' to 6515' north to 153 to 156 west.