HomeFish encyclopediaRay-finned fishesPerch-like fishSnakeheadsBlotched snakehead Blotched snakehead (Channa maculata) Scientific name: Channa maculata Lacep?de, 1801 The Blotched snakehead (Channa maculata) is a freshwater fish of the family Channidae. Native range: Asia, Japan, southern China, Viet Nam, Taiwan and the Philippines. BiologyInhabit silty and weedy bottoms of rivers and ponds or lakes. Feed on crustaceans, large insects, frogs and fishes. Oviparous.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameChanna maculataFamilyChannidae (Snakeheads)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length20.0Common length11.0EnvironmentFreshwater; benthopelagicClimateTropicalDistributionAsia: Japan, southern China, Viet Nam, Taiwan and the Philippines.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercial; aquaculture: 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