HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsBorax Lake chub Borax Lake chub (Gila boraxobius) Scientific name: Gila boraxobius Williams & Bond, 1980 The Borax Lake chub (Gila boraxobius) is a freshwater fish of the family Cyprinidae. Native range: North America, Borax Lake (in Alvord basin), Harney County in Oregon, USA. BiologyFound in Borax Lake, a small, shallow, clear lake fed by hot springs. The only fish occurring in the lake. An opportunistic omnivore.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameGila boraxobiusFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length11.0EnvironmentFreshwater; benthopelagicClimateTemperateDistributionNorth America: Borax Lake (in Alvord basin), Harney County in Oregon, USA.Conservation status (IUCN)Vulnerable (VU) (D2)Threat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (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