U.S. Geological Survey Open-File Report 2011–1004
Sea-Floor Geology and Character of Eastern Rhode Island Sound West of Gay Head, Massachusetts
Figure 31. Bottom photographs from stations 922-13 and 922-14 showing a view of the gravel sea floor that surrounds the bouldery sea floor in the south-central part of the study area. Note the presence of a thin veneer of mud on the gravel. Station locations are shown in figures 17 and 28.