HomeFreshwater aquarium fishAfrican cichlidsOtopharynx lithobates Otopharynx lithobates Scientific name: Otopharynx lithobates Oliver, 1989 Otopharynx lithobates is a freshwater fish of the family Cichlidae that grows to about 16 cm (6.3 in). It is easy to keep and semi-aggressive and needs a tank of at least 285 L (75 US gal), water at 23–28°C (73–82°F) and a pH of 7.6–8.8. Native range: Africa, Endemic to Lake Malawi. Otopharynx lithobates care at a glanceCare levelEasyTemperamentSemi-aggressiveAdult size16 cm (6.3 in)Minimum tank285 L (75 US gal)Temperature23–28°C (73–82°F)pH7.6–8.8Hardness10–25 dGH (178–446 ppm)DietOmnivore BiologyInhabits caves. Found in rocky habitats. Feeds on the droppings of mainly herbivorous species. Picks up edible morsels from the substrate. Also seems to be attracted to large catfishes, from which it may eat wastes as well.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameOtopharynx lithobatesFamilyCichlidae (Cichlids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length16.0Depth range10 m (33 ft)EnvironmentFreshwater; demersal; depth range ? - 10 mClimateTropicalDistributionAfrica: Endemic to Lake Malawi. Occurs at Mumbo, Thumbi West and East, Zimbabwe Rock, Chinyamwezi, and along the coast from the tip of Domwe Island to Monkey Bay.Conservation status (IUCN)Vulnerable (VU) (D2)Threat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More african cichlidsFlavescent peacockAulonocara stuartgrantiGreenface aulonocaraAulonocara saulosiBlue orchid aulonocaraAulonocara maylandi kandeensisAulonocara chizumuluAulonocara korneliaeFairy cichlidAulonocara jacobfreibergiAulonocara Fort MaguireAulonocara hansbaenschiSee all african cichlids 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