Fig. 7: Here's a nice reef wall with many soft corals and orange anthias hiding between them. The view upwards shows the sun and the pattern of the waves on the water surface. Hold your breath and all fish are coming back. One short flash and all are gone again. Nikon D200; Δt=1/250 s; f=10.5 mm; f/4.0; ISO 200; 31 May 2014 04:45:38
