HomeFish encyclopediaRay-finned fishesFlatfishesTonguefishesMalabar tonguesole Malabar tonguesole (Cynoglossus macrostomus) Scientific name: Cynoglossus macrostomus Norman, 1928 The Malabar tonguesole (Cynoglossus macrostomus) is a brackish-water fish of the family Cynoglossidae. Native range: Indian Ocean, restricted to the coast of India. BiologyInhabits shallow muddy and sandy bottoms of the continental self, down to 25 m. Also found in midwaters in certain seasons of the year. Enters estuaries. Feeds mainly on benthic invertebrates, especially worms.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCynoglossus macrostomusFamilyCynoglossidae (Tonguefishes)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length17.3Common length15.0EnvironmentMarine; brackish; benthopelagic; non-migratoryClimateTropicalDistributionIndian Ocean: restricted to the coast of India.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceHigh, 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