Glass sponge with crinoids gathered along its osculum. The two laser points are used for scale; they are 10 centimeters (about 4 inches) apart.
Glass Sponge
Image courtesy of the NOAA Office of Ocean Exploration and Research, Exploring Deep-sea Habitats off Puerto Rico and the U.S. Virgin Islands. Download larger version (jpg, 1.3 MB).
Glass sponge with crinoids gathered along its osculum. The two laser points are used for scale; they are 10 centimeters (about 4 inches) apart.
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