Perch
Fig. 13: A perch (Perca fluviatilis) in front of a ground covered by zebra mussels. — Nikon D200, Nikkor AF-S Micro 2.0/105mm, Lake Zug, Strick, 2 July 2009 Nikon D200; Δt=1/250 s; f=105 mm; f/11.0; ISO 100; 2 July 2009 19:45:34