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broad whitefish
The broad whitefish (''Coregonus nasus'') is a freshwater whitefish species. Dark silvery in colour, and like a herring in its shape, its distinctive features include a convex head, short gill rakers, and a mild overbite. It is found in the Arctic-draining streams, lakes, and rivers of far eastern Russia and North America. Its prey includes larval insects, snails, and shellfish. It is eaten by humans and brown bears.
== Description ==
The broad whitefish is a herring-shaped fish with a more compressed body and convex head than other whitefishes. It is iridescent, with a dark olive-brown back, silvery grey sides, and a whitish bottom.〔Froese and Pauly, 2010〕〔 Features that distinguish it from other species include a mild overbite and 18–25 short gill rakers.〔〔 The fins of adults are grey, while those of young fish are grey.〔Alaska Natural Heritage Program, 2005〕 It reaches a maximum length of , and a maximum weight of .〔
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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