Digital Geomorphic-GIS Map of Portsmouth Island, North Carolina (1:24,000 scale 2008 mapping) (NPS, GRD, GRI, CALO, PRTI_geomorphology digital map) adapted from North Carolina Geological Survey unpublished digital data and maps by Coffey and Nickerson (2008)
The Digital Geomorphic-GIS Map of Portsmouth Island, North Carolina (1:24,000 scale 2008 mapping) is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS data formats: 1.) an ESRI file geodatabase (prti_geomorphology.gdb), and a 2.) Open Geospatial Consortium (OGC) …