HomeFish encyclopediaRay-finned fishesFlatfishesTonguefishesBengal tongue sole Bengal tongue sole (Cynoglossus cynoglossus) Scientific name: Cynoglossus cynoglossus Hamilton, 1822 The Bengal tongue sole (Cynoglossus cynoglossus) is a brackish-water fish of the family Cynoglossidae. Native range: Indo-West Pacific, Malay Archipelago to Philippines, and westward to Myanmar, Bangladesh, and India (West Bengal) to Pakistan. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 95-102; Anal spines: 0; Anal soft rays: 72 - 78. Dorsolateral line usually undulating. No dark blotches or irregular cross bands on body. Eyed-side lower jaw with crenulate fleshy ridge comprised of several folds, or jaw with a single broadly triangular-shaped fleshy ridge (Ref 9895).Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCynoglossus cynoglossusFamilyCynoglossidae (Tonguefishes)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length20.0Common length12.5EnvironmentMarine; brackish; demersalClimateTropicalDistributionIndo-West Pacific: Malay Archipelago to Philippines, and westward to Myanmar, Bangladesh, and India (West Bengal) to Pakistan.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (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