Algae and dead corals © Bernd Nies

Algae and dead corals: That reef doesn't look healthy at all. Many dead corals and algae growing on it. Dive #424: Vatu Vai, Fiji. Nikon D200, 1/125 s, F/5.6, 16 mm, ISO 200, Wednesday, August 18, 2010 21:17:12