Among a number of unexpected sights during Dive 10 of the 2019 Southeastern U.S. Deep-sea Exploration was this pencil sea urchin on top of a glass sponge on top of a demosponge (Verongiida).
Unexpected Sight
Image courtesy of the NOAA Office of Ocean Exploration and Research, 2019 Southeastern U.S. Deep-sea Exploration. Download larger version (jpg, 1.9 MB).
Among a number of unexpected sights during Dive 10 of the 2019 Southeastern U.S. Deep-sea Exploration was this pencil sea urchin on top of a glass sponge on top of a demosponge (Verongiida).
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