HomeFish encyclopediaRay-finned fishesFlatfishesLarge-tooth floundersGulf Stream flounder Gulf Stream flounder (Citharichthys arctifrons) Scientific name: Citharichthys arctifrons Goode, 1880 The Gulf Stream flounder (Citharichthys arctifrons) is a marine fish of the family Paralichthyidae. Native range: Western Atlantic, Georges Bank to southern Florida, USA and eastern Gulf of Mexico from Florida to Yucatan, Mexico. BiologyOccurs in deeper water. Rarely found in shallow water.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCitharichthys arctifronsFamilyParalichthyidae (Large-tooth flounders)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length18.0Depth range46–366 m (151–1201 ft)EnvironmentMarine; demersal; depth range 46 - 366 mClimateSubtropicalDistributionWestern Atlantic: Georges Bank to southern Florida, USA and eastern Gulf of Mexico from Florida to Yucatan, Mexico.Conservation status (IUCN)Not EvaluatedThreat 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