The Muksun (Coregonus muksun) is a type of whitefish. Its name is derived from its Russian name Муксун. The muksun is a widespread fish in the Siberian Arctic waters. It is mostly found in the freshened areas of the Kara and Laptev Seas and up the major rivers, as well as in Lake Taymyr.Like all whitefishes, it is a silvery, fusiform fish, reaching a size of no more than 60 centimetres (2 ft). It is valuable commercially as well as locally as a source of food.