An urchin that has been plowing through a sand bottom. This urchin has very
fine white spines. Note the abrupt turnabout in the trail left by the urchin.
Image ID: expn3671, Voyage To Inner Space - Exploring the Seas With NOAA Collect
Location: Puerto Rico ENE of Mona Island approx. 593 m
Photo Date: 20150415T123704Z
Credit: NOAA OKEANOS EXPLORER Program, Oceano Profundo 2015; Exploring Puerto Rico's Seamounts, Trenches, and Troughs
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