HomeFish encyclopediaRay-finned fishesPuffers and FilefishesPuffersOcellated pufferfish Ocellated pufferfish (Tetraodon cutcutia) Scientific name: Tetraodon cutcutia Hamilton, 1822 The Ocellated pufferfish (Tetraodon cutcutia) is a freshwater fish of the family Tetraodontidae. In the aquarium it needs water at 24–28°C (75–82°F). Native range: Asia, India, Bangladesh, Sri Lanka, Myanmar and Malay archipelago. Recorded from the Mekong. Ocellated pufferfish care at a glanceTemperature24–28°C (75–82°F) BiologyFound in ponds, beels, canals and rivers. Occurs in medium to large-sized rivers of the lower and middle Mekong.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameTetraodon cutcutiaFamilyTetraodontidae (Puffers)OrderTetraodontiformes (Puffers and Filefishes)ClassActinopterygii (Ray-finned fishes)Maximum length15.0Common length10.0EnvironmentFreshwater; brackish;; pH range: 7.0 - ?; dH range: 10 - ? demersal; potamodromousClimateTropicalDistributionAsia: India, Bangladesh, Sri Lanka, Myanmar and Malay archipelago. Recorded from the Mekong.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: of no interestResilienceHigh, 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