HomeFish encyclopediaRay-finned fishesCatfishSea catfishesSagor catfish Sagor catfish (Hexanematichthys sagor) Scientific name: Hexanematichthys sagor Hamilton, 1822 The Sagor catfish (Hexanematichthys sagor) is a brackish-water fish of the family Ariidae. BiologyFound along the coastline, mainly around estuaries. Ascends into fresh water of the upper tidal zone. Occurs in the Mekong delta. Feeds on invertebrates and small fishes. An important food fish. Marketed fresh.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameHexanematichthys sagorFamilyAriidae (Sea catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length45.0Common length30.0EnvironmentMarine; brackish; demersal; amphidromousClimateTropicalDistributionIndo-West Pacific: Pakistan, west and east coast of India, Bangladesh, Myanmar, Thailand, Malaysia, Singapore, Indo-Australian Archipelago (but not occurring in Papua New Guinea or Australia). Also reported from China, and Philippines. Reports from eastern Africa and the Red Sea need confirmation.Conservation status (IUCN)Not EvaluatedThreat to humansTraumatogenicUsesFisheries: 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