HomeFish encyclopediaRay-finned fishesSalmonsSalmonidsBear Lake whitefish Bear Lake whitefish (Prosopium abyssicola) Scientific name: Prosopium abyssicola Snyder, 1919 The Bear Lake whitefish (Prosopium abyssicola) is a freshwater fish of the family Salmonidae. Native range: North America, Endemic to Lake Bear, southeast Idaho and northern Utah in USA. BiologyUsually found near the bottom and rarely near shore.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameProsopium abyssicolaFamilySalmonidae (Salmonids)OrderSalmoniformes (Salmons)ClassActinopterygii (Ray-finned fishes)Maximum length28.0Common length15.0EnvironmentFreshwater; demersalClimateTemperateDistributionNorth America: Endemic to Lake Bear, southeast Idaho and northern Utah in USA.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (K=0.2) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026