GeoData @ UCB

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1. MassGIS 2003 Massachusetts Hydrography (1:100,000) (Arcs) (August 2000)

2000. MassGIS (Office : Mass.). This datalayer contains arcs representing Massachusetts rivers and streams. MassGIS has adapted and modified the U.S. Geological Survey 1:100,000 ... Office of Geographic and Environmental Information (MassGIS).

2. MassGIS 2003 Massachusetts Hydrography (1:100,000) (Polygons) (August 2000)

2000. MassGIS (Office : Mass.). This datalayer contains polygons representing Massachusetts ponds, lakes, reservoirs, and rivers. MassGIS has adapted and modified the U.S. Geolog... Office of Geographic and Environmental Information (MassGIS).

3. MassGIS 2003 Massachusetts Major Watersheds (Arcs) (June 2000)

2000. MassGIS (Office : Mass.). This datalayer contains lines representing Massachusetts watershed boundaries (see also the Watersheds (Polygons) datalayer). MassGIS has produc... Office of Geographic and Environmental Information (MassGIS).

4. MassGIS 2003 Massachusetts Major Watersheds (Polygons) (June 2000)

2000. MassGIS (Office : Mass.). This datalayer contains polygons representing Massachusetts watersheds (see also the Watersheds (Arcs) datalayer). MassGIS has produced a statew... Office of Geographic and Environmental Information (MassGIS).

5. MassGIS 2003 Massachusetts NHESP Potential Vernal Pools (December 2000)

2000. MassGIS (Office : Mass.). This datalayer identifies the locations of more than 29,000 potential, unverified, vernal pool habitats. Vernal pools are small, shallow ponds char... Office of Geographic and Environmental Information (MassGIS).

6. MassGIS 2003 Massachusetts Salt Marsh Restoration Sites (October 2000)

2000. MassGIS (Office : Mass.). Massachusetts Coastal Zone Management (MCZM), within the Executive Office of Environmental Affairs (EOEA), has compiled a salt marsh restoration GI... Office of Geographic and Environmental Information (MassGIS).