Flabellum deludens, The Coral That Swims

An unusual behavior in stony corals has just been documented for what might be the first time—swimming. The video seen below was recently shared by the Numazu Deep Sea Aquarium and shows a solitary azooxanthellate scleractinian (Flabellum deludens) gently floating...

Rare Azooxanthellate Stony Corals in Japan: Part 3

Flabellum sp. There are a few species this might be (pavoninum, magnificum, politum, angustum), and a skeleton would need to be examined to determine an identification. Whatever this is, very few images exist of it, but the green fluorescent oral disc makes this one...