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U.S. Geological Survey Open-File Report 2004-1003
Sidescan Sonar Imagery and Surficial Geologic Interpretation of the Sea Floor off Branford, Connecticut

Detailed view of sedimentary furrows in the sidescan sonar mosaic. Detailed view of dredge-spoil mounds in the sidescan sonar mosaic. Detailed view of the low backscatter arcuate bands observed in the sidescan sonar mosaic. Detailed view of clam trawl marks in the sidescan sonar mosaic. Detailed view of trawl marks in the sidescan sonar mosaic. Detailed view of Townshend Ledge in the sidescan sonar mosaic. Subbottom profile of Asterias 83-2 Line 20 from north-central Long Island Sound near Branford Reef. Subbottom profile of Asterias 83-2 Line 22 from north-central Long Island Sound across Townshend Ledge. Subbottom profile of Asterias 83-2 Line 22 from north-central Long Island Sound across Townshend Ledge. Subbottom profile from Asterias 83-2 Line 20 north-central Long Island Sound near Branford Reef. Bathymetric map of the Branford, Connecticut study area.

Bathymetric map of the Branford, Connecticut study area. Depths are in meters and are adjusted to mean lower low water. Locations of seismic-reflection profiles 20 and 22, sample stations, and detailed images of the sidescan sonar mosaic presented elsewhere in this report are indicated.  To view the detailed sidescan sonar images, select the desired area from the map above.

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