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U.S. Geological Survey Open-File Report 2010–1005

Surficial Geology of the Sea Floor in Long Island Sound Offshore of Plum Island, New York

Skip past contents information Title | List of Figures | Conversion Factors | Abstract | Introduction | Setting | Methods | Bathymetry | Sidescan Sonar | Sediments | Bottom Photography | GIS Data Catalog | Summary | Acknowledgments | References | Contacts

Figure 21. Photograph of the sea floor at station PI12 showing a boulder encrusted with sponges, anemones, and hydrozoans.


Figure 21. Photograph of the sea floor at station PI12 showing a boulder encrusted with sponges, anemones, and hydrozoans. Boulders and gravel on the sea floor are indicated by high backscatter in sidescan-sonar imagery.


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