Symmetrical Brain Coral
Diploria strigosa

f22 @ 1/60S, ASA 25, Kodacrome 25 slide film, Nikonos II w 35mm and 1:2 extension tube, Oceanic 2000 flash and aluminum flash reflector

"Diploria strigosa," www.coralsoftheworld.org Colonies are massive (especially in shallow water) or encrusting. The surface is even, with sinuous valleys 6-9 millimetres wide. Columellae are well developed although interlinked. Ambulacral grooves, if present, are fine. Purple-brown, grey or greenish with green or grey valley floors. Most reef environments, especially shallow slopes and lagoons.

Salt River Canyon, St. Croix, U.S. Virgin Islands

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