U.S. Geological Survey Open-File Report 2009-1001
Geological Interpretation of the Sea Floor Offshore of Edgartown, Massachusetts
Figure 20. Sidescan-sonar imagery produced from data collected during National Oceanic and Atmospheric Administration survey H11346. Light tones indicate hard returns and generally coarser grained sediments; dark tones indicate softer returns and generally finer grained sediments. |