HomeFish encyclopediaRay-finned fishesPerch-like fishSunfishesDollar sunfish Dollar sunfish (Lepomis marginatus) Scientific name: Lepomis marginatus Holbrook, 1855 The Dollar sunfish (Lepomis marginatus) is a freshwater fish of the family Centrarchidae. BiologyInhabits sand-bottomed and mud-bottomed, usually brushy, pools of creeks and small to medium rivers; and also swamps. Feeds on midge larvae and microcrustaceans.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameLepomis marginatusFamilyCentrarchidae (Sunfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length12.0Common length6.9EnvironmentFreshwater; demersalClimateSubtropicalDistributionNorth America: Tar River in North Carolina to Brazos River in Texas in the USA; Former Mississippi Embayment in the USA from western Kentucky and eastern Arkansas south to Gulf of Mexico.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