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Lophelia Coral

Deep-sea coral reefs like this one seen on Dive 06 of the 2019 Southeastern U.S. Deep-sea Exploration are created by stony corals, Lophelia pertusa, in this case, that form large geological structures over thousands of years.

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Credit

Image courtesy of the NOAA Office of Ocean Exploration and Research, 2019 Southeastern U.S. Deep-sea Exploration.