HomeFreshwater aquarium fishSouth & Central American cichlidsCockatoo cichlid Cockatoo cichlid (Apistogramma cacatuoides) Scientific name: Apistogramma cacatuoides Hoedeman, 1951 The Cockatoo cichlid (Apistogramma cacatuoides) is a freshwater fish of the family Cichlidae that grows to about 7.5 cm (3 in). It is moderate to keep and peaceful, is best kept in a species tank and needs a tank of at least 75 L (20 US gal), water at 24–27°C (75–81°F) and a pH of 5.0–7.0. Native range: South America, streams and rivers of the Peruvian Amazon. Cockatoo cichlid care at a glanceCare levelModerateTemperamentPeacefulCommunity tankNot suitableAdult size7.5 cm (3 in)Minimum tank75 L (20 US gal)Temperature24–27°C (75–81°F)pH5.0–7.0Hardness5–16 dGH (89–286 ppm)DietCarnivore. Accepts flakes, frozen foods and live foods. BiologyEggs are deposited on the ceiling of caves and are tendered by the female parent.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameApistogramma cacatuoidesFamilyCichlidae (Cichlids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length5.0EnvironmentFreshwater;; pH range: 6.0 - 8.0; dH range: 5 - 19 benthopelagicClimateTropicalDistributionSouth America: Amazon River basin, in tributaries of the Ucayali, Amazon and Solim?es rivers from the Pachitea River to Tabatinga.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interest; aquarium: commercialResilienceLow, minimum population doubling time 4.5 - 14 years (Fec=80) More south & central american cichlidsRedbreast acaraLaetacara dorsigeraFlag acaraLaetacara curvicepsRam cichlidMikrogeophagus ramireziThreespot eartheaterSatanoperca daemonEmerald cichlidHypselecara temporalisRedhump eartheaterGeophagus steindachneriSee all south & central american cichlids Can it live with...?Cockatoo cichlid and Demon eartheaterCockatoo cichlid and Flag acaraCockatoo cichlid and Goldeneye cichlidCockatoo cichlid and Green terrorCockatoo cichlid and Ram cichlidCockatoo cichlid and Red discusCockatoo cichlid and Redbreast acaraCockatoo cichlid and Redhump eartheaterCockatoo cichlid and Threespot eartheaterCockatoo cichlid and UaruCockatoo cichlid and Umbrella cichlid 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