HomeFish encyclopediaRay-finned fishesSmeltsSmeltsWhitebait smelt Whitebait smelt (Allosmerus elongatus) Scientific name: Allosmerus elongatus Ayres, 1854 The Whitebait smelt (Allosmerus elongatus) is a marine fish of the family Osmeridae. Native range: Northeast Pacific, Vancouver Island, Canada to San Francisco, California, USA. BiologyDorsal spines: 0; Dorsal soft rays: 9-11; Anal spines: 0; Anal soft rays: 14 - 17; Vertebrae: 65 - 67. Adipose fin small, directed backward. Color pale greenish, almost colorless, a sharply marked silvery stripe along side.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAllosmerus elongatusFamilyOsmeridae (Smelts)OrderOsmeriformes (Smelts)ClassActinopterygii (Ray-finned fishes)Maximum length22.9EnvironmentMarine; demersal; non-migratoryClimateTemperateDistributionNortheast Pacific: Vancouver Island, Canada to San Francisco, California, USA.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesGamefish: yesResilienceMedium, minimum population doubling time 1.4 - 4.4 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