HomeFish encyclopediaRay-finned fishesCatfishSisorid catfishesGoonch Goonch (Bagarius bagarius) Scientific name: Bagarius bagarius Hamilton, 1822 The Goonch (Bagarius bagarius) is a freshwater fish of the family Sisoridae. In the aquarium it needs water at 18–25°C (64–77°F). Native range: Asia, Ganges, Mekong and Chao Phraya basins. Reported from Salween, Maeklong and Peninsular Thailand. Goonch care at a glanceTemperature18–25°C (64–77°F) BiologyDorsal spines (total): 1; Dorsal soft rays (total): 6; Anal soft rays: 13 - 14; Vertebrae: 38 - 42. Pelvic-fin origin in front of the base of the last dorsal ray; adipose-fin origin behind the anal-fin origin. Elongate neural spines 4-8, distally expanded abdominal vertebrae 17-20. Absence of sharp ridge on top of head; absence of bumps on dorsal mid-line behind dorsal fin base. Mouth large, inferior and arciform.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBagarius bagariusFamilySisoridae (Sisorid catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length200EnvironmentFreshwater; brackish;; pH range: 6.5 - 7.8; dH range: 12 - 30 benthopelagic; potamodromousClimateTropicalDistributionAsia: Ganges, Mekong and Chao Phraya basins. Reported from Salween, Maeklong and Peninsular Thailand.Conservation status (IUCN)Near Threatened (NT)Threat to humansHarmlessUsesFisheries: minor commercial; gamefish: yes SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026