The end of the purple holothurian seen in image expn3559.
4/10/2019 1:11:27 PM
Date: 20150415T144611Z
Credit: NOAA OKEANOS EXPLORER Program, Oceano Profundo 2015; Exploring Puerto Rico's Seamounts, Trenches, and Troughs
Location: Puerto Rico ENE of Mona Island approx. 550 m