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Diving with Sponges
Sponges in Gray's Reef National Marine Sanctuary off the coast of Georgia. Within this sanctuary, there are rocky ledges with sponge and coral live bottom communities, as well as sandy bottom areas that are more typical of the seafloor off the southeastern U.S. coast.
Gray's Reef National Marine Sanctuary
(Original source: National Ocean Service Image Gallery). Original public domain image from Flickr
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