HomeFish encyclopediaRay-finned fishesPerch-like fishTemperate bassesWhite bass White bass (Morone chrysops) Scientific name: Morone chrysops Rafinesque, 1820 The White bass (Morone chrysops) is a freshwater fish of the family Moronidae. In the aquarium it needs water at 31°C (88°F). White bass care at a glanceTemperature31°C (88°F) BiologyOccur in lakes, ponds and pools of small to large rivers. Juveniles feed on small invertebrates such as cladocerans, copepods, and midge larvae. Adults are piscivorous, consuming shad, silversides, and occasional young sunfish.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMorone chrysopsFamilyMoronidae (Temperate basses)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length45.0Common length31.8EnvironmentFreshwater; demersal; potamodromousClimateTemperateDistributionNorth America: St. Lawrence-Great Lakes, Hudson Bay (Red River) and Mississippi River basins from Quebec to Manitoba in Canada and south to Louisiana in USA; and from Mississippi River in Louisiana to Rio Grande in Texas and New Mexico, USA.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesAquaculture: experimental; gamefish: yesResilienceMedium, minimum population doubling time 1.4 - 4.4 years (K=0.23-0.73; tmax=9) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026