Cottocomephorus is a genus of freshwater ray-finned fishes belonging to the family Cottidae, the typical sculpins. This genus is endemic to Lake Baikal and its surrounding tributaries in Russia. They have relatively large pectoral fins and reach up to 22 cm (8.7 inches) in total length. They are an important food for the Baikal seal, during the winter second only to the golomyankas.

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