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1. DCW Vegetation Features, Polygons

Polygon Harvard University Public content
1992. National Imagery and Mapping Agency (now National Geospatial-Intelligence Agency). This datalayer is a polygon coverage representing vegetation types. This layer contains land cover information for the coterminous United States o... National Imagery and Mapping Agency.

5. MassGIS 2003 Massachusetts NHESP BioMap Core Habitat (July 2001)

Polygon Harvard University Public content
2001. MassGIS (Office : Mass.). Core Habitat is one of two datalayers resulting from the BioMap biodiversity mapping project (also see the NHESP BioMap Supporting Natural Landscap... Office of Geographic and Environmental Information (MassGIS).