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 33. Bottom photographs from stations 922-12 and 922-17 showing a view of the flat to undulating to faintly rippled sea floor composed of muddy sand typical of the deeper parts of the study area. Note the presence of shrimp burrows and worm tubes. Station locations are shown in figures 17 and 28.