EarthWorks Geospatial Catalog

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1. Backscatter Imagery from Sidescan Sonar 1 meter/pixel of Boston Harbor and Approaches

2000. These data are high-resolution acoustic backscatter measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Appro... U.S. Geological Survey, Coastal and Marine Geology Program.

2. Backscatter Imagery from Sidescan Sonar 5 meter/pixel of Boston Harbor and Approaches

2000. These data are high-resolution acoustic backscatter measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Appr... U.S. Geological Survey, Coastal and Marine Geology Program.

3. Backscatter intensity and sun-illuminated topographic imagery of the seafloor in the Stellwagen Bank National Marine Sanctuary region.

1994. This data set contains the sun-illuminated topographic imagery and backscatter intensity generated from a multibeam sonar survey of the Stellwagen ... U.S. Geological Survey, Coastal and Marine Geology Program.

4. Backscatter intensity and sun-illuminated topographic imagery of the seafloor in the Stellwagen Bank National Marine Sanctuary region.

1994. This data set contains the sun-illuminated topographic imagery and backscatter intensity generated from a multibeam sonar survey of the Stellwagen ... U.S. Geological Survey, Coastal and Marine Geology Program.

5. C-CAP US (United States) Coastal Land Cover Project: Massachusetts 1996

1994. This data set contains the 1995-era or early-date classifications of US coastal zone 65 and can be used to analyze change. This imagery was collect... NOAA Coastal Change Analysis Program (C-CAP).

6. C-CAP US (United States) Coastal Land Cover Project: Massachusetts 1996 - 2001

1994. This data set contains the 1995-era and 2000-era classifications of US Coast zone 65 and can be used to analyze change. This imagery was collected ... NOAA Coastal Change Analysis Program (C-CAP).

7. C-CAP US (United States) Coastal Land Cover Project: Massachusetts 2001

1994. This data set contains the 1995-era and 2000-era classifications of US Coast zone 65 and can be used to analyze change. This imagery was collected ... NOAA Coastal Change Analysis Program (C-CAP).

8. C-CAP zone 65 2001-2006-Era Land Cover Metadata

1999. This is a final classification. It is ready for distribution. This data set is the 2001-2006-era classification of U.S. Great Lakes Region, zone 65... NOAA's Ocean Service, Coastal Services Center (CSC).

9. C-CAP zone 65 2006-Era Land Cover Metadata

2005. This is a final classification. It is ready for distribution. This data set is the 2006-era classification of U.S. Great Lakes Region, zone 65. Thi... NOAA's Ocean Service, Coastal Services Center (CSC).

10. Color Ortho Imagery (2008 USGS) - 30cm

2008. In spring 2008, the U.S. Geological Survey, as part of its 133 Cities Urban Area mapping program, contracted for true-color imagery covering the me...