HomeFreshwater aquarium fishCatfish & plecosAngel squeaker Angel squeaker (Synodontis angelica) Scientific name: Synodontis angelica Schilthuis, 1891 The Angel squeaker (Synodontis angelica) is a freshwater fish of the family Mochokidae that grows to about 20 cm (7.9 in). It is easy to keep and semi-aggressive, needs carefully chosen tank mates and needs a tank of at least 210 L (55 US gal), water at 24–28°C (75–82°F) and a pH of 6.0–8.0. Native range: AFRICA; slow-moving waters in the Congo River basin. Angel squeaker care at a glanceCare levelEasyTemperamentSemi-aggressiveCommunity tankWith cautionAdult size20 cm (7.9 in)Minimum tank210 L (55 US gal)Temperature24–28°C (75–82°F)pH6.0–8.0Hardness5–19 dGH (89–339 ppm)DietOmnivore. Accepts flakes, frozen foods and live foods. Species factsScientific nameSynodontis angelicaFamilyMochokidae (Squeakers or upside-down catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length55.0EnvironmentFreshwater;; pH range: 6.0 - 8.0; dH range: 5 - 19 benthopelagicClimateTropicalDistributionAfrica: Congo River basin except the Zambian Congo and the central forest, but including Pool Malebo (=Stanley Pool) and the drainages of the Kasai and Ubangi.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: of no interest; aquarium: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) More catfish & plecosSynodontis brichardiBlotched upsidedown catfishSynodontis nigriventrisPareutropius buffeiBronze corydorasCorydoras aeneusBloch's catfishPimelodus blochiiBlue panaqueBaryancistrus begginiSee all catfish & plecos 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