Kosogol grayling (Thymallus nigrescens), first described by Dorogostaisky, 1923 is a large fish in the family Salmonidae (order Salmoniformes). Adults typically reach 48.40 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Temperate waters. It feeds on a mix of small fish and invertebrates as a mid-level predator.
Physical description for Kosogol grayling is currently being compiled.
Behavioural data for Kosogol grayling is currently being reviewed.
Freshwater; benthopelagic. Temperate endemic to Lake Khuvsgul, Mongolia.
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