Perch swarm

Perch swarm: A nice swarm of perches (Perca fluviatilis) in shallow water. They are most common in Swiss lakes. — Nikon D200, Nikkor 10.5mm DX Fisheye, Riedsort, Lake Lucerne, 16 August 2009. Nikon D200, 1/350 s, F/10.0, 10.5 mm, ISO 400, Sunday, August 16, 2009 14:34:47