HomeFish encyclopediaRay-finned fishesFlatfishesSolesMekong blind sole Mekong blind sole (Brachirus elongatus) Scientific name: Brachirus elongatus Pellegrin & Chevey, 1940 The Mekong blind sole (Brachirus elongatus) is a brackish-water fish of the family Soleidae. Native range: Western Pacific, estuarine zone of the Mekong, including the high estuarine tidal zone considerably upstream from the coastal province of Bac Lieu, Viet Nam. BiologyOccurs in estuarine areas, including the high estuarine tidal zone. Feeds on benthic invertebrates. Sold fresh, often in mixed catches in the Mekong delta.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBrachirus elongatusFamilySoleidae (Soles)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length7.0EnvironmentBrackish; demersalClimateTropicalDistributionWestern Pacific: estuarine zone of the Mekong, including the high estuarine tidal zone considerably upstream from the coastal province of Bac Lieu, Viet Nam.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