HomeFish encyclopediaRay-finned fishesFlatfishesTonguefishesRingtail tonguefish Ringtail tonguefish (Symphurus ocellaris) Scientific name: Symphurus ocellaris Munroe & Robertson, 2005 The Ringtail tonguefish (Symphurus ocellaris) is a marine fish of the family Cynoglossidae. Native range: Eastern Central Pacific, Panama. BiologyDorsal soft rays (total): 96-97; Anal soft rays: 80 - 81; Vertebrae: 51. This species is distinguished from its congeners by these characters: a 1-3-4 pattern of interdigitation of dorsal-fin pterygiophores and neural spines; caudal-fin rays 12; presence of an ocellated spot on the caudal fin in both sexes; total vertebrae 51, dorsal-fin rays 96-97, anal-fin rays 80-81; longitudinal scale rows 85-86; a pupillary operculum; non-pigmented peritoneum, uniformly pigmented blind side, and ocular-side background coloration without prominent dark spots or conspicuous crossbands.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSymphurus ocellarisFamilyCynoglossidae (Tonguefishes)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length7.3Depth range7–20 m (23–66 ft)EnvironmentMarine; demersal; depth range 7 - 20 mClimateTropicalDistributionEastern Central Pacific: Panama.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