Fig. 3: A swarm of anthias are grouping together with a large stone coral. View from below towards the water surface. One has to hold the breath until all fish are coming back from their hiding place and form a cloud again. Nikon D200; Δt=1/250 s; f=10.5 mm; f/6.3; ISO 200; 30 May 2014 16:30:06
