DAVID IRELAND / SCIENCE PHOTO LIBRARY DAVID IRELAND / SCIENCE PHOTO LIBRARY
Sea fan corals, or gorgonians, on a reef. Sea fans (Alcyonacea) are related to corals, and create a flat branching colony that is arranged perpendicular to the prevailing current, maximising the area from which they can filter plankton from the water. Filmed on the Great Barrier Reef, Australia.
Model release not required. Property release not required.