HomeFish encyclopediaRay-finned fishesPerch-like fishPerchesCypress darter Cypress darter (Etheostoma proeliare) Scientific name: Etheostoma proeliare Hay, 1881 The Cypress darter (Etheostoma proeliare) is a freshwater fish of the family Percidae. BiologyAdults occur in standing or slow-flowing water, usually in vegetation over mud; found in streams, swamps and oxbow lakes. Feed on midge larvae and microcrustaceans, with isopods, amphipods, and mayfly nymphs important seasonally. Eggs are found attached to the substrate unguarded.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEtheostoma proeliareFamilyPercidae (Perches)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length4.8Common length3.4EnvironmentFreshwater; benthopelagicClimateSubtropicalDistributionNorth America: ranges from Choctawhatchee River in Florida to San Jacinto River in Texas, and north in the Mississippi River basin to southern Illinois and eastern Oklahoma in the USA.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (tmax=2; Fec=26-116) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026