HomeFish encyclopediaRay-finned fishesPerch-like fishSunfishesSacramento perch Sacramento perch (Archoplites interruptus) Scientific name: Archoplites interruptus Girard, 1854 The Sacramento perch (Archoplites interruptus) is a freshwater fish of the family Centrarchidae. Native range: North America, Sacramento-San Joaquin, Pajaro and Salinas River drainages in California, USA. Widely introduced elsewhere in western USA. BiologyOriginally occurs in vegetated sloughs, pools of sluggish rivers and lakes; now most common in ponds and impoundments.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameArchoplites interruptusFamilyCentrarchidae (Sunfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length73.0Common length30.0EnvironmentFreshwater; benthopelagicClimateTemperateDistributionNorth America: Sacramento-San Joaquin, Pajaro and Salinas River drainages in California, USA. Widely introduced elsewhere in western USA.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (tmax=6) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026