HomeFish encyclopediaRay-finned fishesFlatfishesTonguefishesLargescale tonguefish Largescale tonguefish (Symphurus minor) Scientific name: Symphurus minor Ginsburg, 1951 The Largescale tonguefish (Symphurus minor) is a brackish-water fish of the family Cynoglossidae. Native range: Western Atlantic, North Carolina to Palm Beach in Florida, USA; also Gulf Coast of Florida. Also recorded from Nova Scotia, Canada and French Guiana. BiologyInhabits bays and shallow coastal waters. Collected primarily on live-bottom habitats. Found in estuarine rivers.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSymphurus minorFamilyCynoglossidae (Tonguefishes)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length9.0Depth range18–170 m (59–558 ft)EnvironmentMarine; brackish; demersal; depth range 18 - 170 m, usually 20 - 60 mClimateSubtropicalDistributionWestern Atlantic: North Carolina to Palm Beach in Florida, USA; also Gulf Coast of Florida. Also recorded from Nova Scotia, Canada and French Guiana.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