HomeFish encyclopediaRay-finned fishesSalmonsSalmonidsSilver trout Silver trout (Salvelinus agassizii) Scientific name: Salvelinus agassizii Garman, 1885 The Silver trout (Salvelinus agassizii) is a freshwater fish of the family Salmonidae. Native range: North America, USA. Species factsScientific nameSalvelinus agassiziiFamilySalmonidae (Salmonids)OrderSalmoniformes (Salmons)ClassActinopterygii (Ray-finned fishes)EnvironmentFreshwater; benthopelagicClimateSubtropicalDistributionNorth America: USA.Conservation status (IUCN)Extinct (EX)Threat to humansHarmlessResilienceLow, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026