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 32. Bottom photographs from stations 922-10 and 922-16 showing views of the rippled sea floor composed of fine-grained sand. Note the presence of burrows, worm tubes, and amphipod tubes in the ripple troughs. Station locations are shown in figures 17 and 28.