HomeFreshwater aquarium fishPuffers, gobies & brackish fishTetraodon schoutedeni Tetraodon schoutedeni Scientific name: Tetraodon schoutedeni Pellegrin, 1926 Tetraodon schoutedeni is a freshwater fish of the family Tetraodontidae that grows to about 9 cm (3.5 in). It is moderate to keep and peaceful, suits community aquariums and needs a tank of at least 115 L (30 US gal), water at 22–26°C (72–79°F) and a pH of 6.5–7.5. Native range: Africa, Congo river basin. Tetraodon schoutedeni care at a glanceCare levelModerateTemperamentPeacefulCommunity tankGoodAdult size9 cm (3.5 in)Minimum tank115 L (30 US gal)Temperature22–26°C (72–79°F)pH6.5–7.5Hardness10–20 dGH (178–357 ppm)DietCarnivore BiologyFound in large rivers, i.e. not a brackish water species. Feeds on benthic animals such as snails and worms. Solitary, aggressive against conspecifics. Eggs are deposited on leaves and defended by the male.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameTetraodon schoutedeniFamilyTetraodontidae (Puffers)OrderTetraodontiformes (Puffers and Filefishes)ClassActinopterygii (Ray-finned fishes)Maximum length9.0EnvironmentFreshwater;; pH range: 6.5 - 7.5; dH range: 10 - 20 demersalClimateTropicalDistributionAfrica: Congo basin.Conservation status (IUCN)Data deficient (DD)Threat to humansHarmlessUsesFisheries: of no interest; aquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More puffers, gobies & brackish fishFresh water puffer fishTetraodon mbuIndian glassy fishParambassis rangaAtlantic mudskipperPeriophthalmus barbarusPeacock gudgeonTateurndina ocellicaudaNorthern trout gudgeonMogurnda mogurndaStigmatogobius sadanundioSee all puffers, gobies & brackish fish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0. Aquarium care parameters compiled, checked and converted to metric and imperial units by Guppies.za.net.Last updated 28 September 2026