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Lake Baikal - Cleaning perch
American undergraduate students cleaning European perch (Perca fluviatilis) gill netted in Lake Baikal near Olkhon Island in August, 2001. Fish were caught by the crew of the Professor Kozhov, a research cutter, owned by the Biological Station of Irkutsk State University, Russia. Photo taken during the Lake Baikal course (Wellesley College).