HomeFreshwater aquarium fishCatfish & plecosLeporacanthicus galaxias Leporacanthicus galaxias Scientific name: Leporacanthicus galaxias Isbr?cker & Nijssen, 1989 Leporacanthicus galaxias is a freshwater fish of the family Loricariidae that grows to about 25 cm (9.8 in). It is moderate to keep and semi-aggressive and needs water at 22–26°C (72–79°F) and a pH of 5.5–7.2. Native range: South America, southern tributaries of the middle and lower Amazon, Madeira, Tocantins and Guam? rivers; also known from the Ventuari River basin in the upper Orinoco drainage. Leporacanthicus galaxias care at a glanceCare levelModerateTemperamentSemi-aggressiveAdult size25 cm (9.8 in)Temperature22–26°C (72–79°F)pH5.5–7.2Hardness5–19 dGH (89–339 ppm)DietOmnivore Species factsScientific nameLeporacanthicus galaxiasFamilyLoricariidae (Armored catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length21.1EnvironmentFreshwater;; pH range: 6.2 - 7.2 demersalClimateTropicalDistributionSouth America: southern tributaries of the middle and lower Amazon, Madeira, Tocantins and Guam? rivers; also known from the Ventuari River basin in the upper Orinoco drainage.Conservation status (IUCN)Not EvaluatedThreat to humansHarmless More catfish & plecosWidehead catfishClarotes laticepsAtipaHoplosternum littoraleLeporacanthicus triactisPterygoplichthys scrophusPterygoplichthys joselimaianusAcanthicus adonisSee 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