HomeFish encyclopediaRay-finned fishesFlatfishesTonguefishesSpottail tonguefish Spottail tonguefish (Symphurus urospilus) Scientific name: Symphurus urospilus Ginsburg, 1951 The Spottail tonguefish (Symphurus urospilus) is a marine fish of the family Cynoglossidae. Native range: Western Atlantic, North Carolina, USA through the Gulf of Mexico to the Campeche Bank region off the Yucatan Peninsula, Mexico. Single record from Cuba. BiologyInhabits bays and shallow coastal waters.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSymphurus urospilusFamilyCynoglossidae (Tonguefishes)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length16.0Depth range5–324 m (16–1063 ft)EnvironmentMarine; demersal; depth range 5 - 324 m, usually 5 - 40 mClimateSubtropicalDistributionWestern Atlantic: North Carolina, USA through the Gulf of Mexico to the Campeche Bank region off the Yucatan Peninsula, Mexico. Single record from Cuba.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