HomeFreshwater aquarium fishCatfish & plecosZucchini catfish Zucchini catfish (Isorineloricaria spinosissima) Scientific name: Isorineloricaria spinosissima Steindachner, 1880 The Zucchini catfish (Isorineloricaria spinosissima) is a freshwater fish of the family Loricariidae. In the aquarium it needs water at 24–30°C (75–86°F). Native range: South America. Zucchini catfish care at a glanceTemperature24–30°C (75–86°F) Species factsScientific nameIsorineloricaria spinosissimaFamilyLoricariidae (Armored catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length56.5EnvironmentFreshwater;; pH range: 7.0 - ?; dH range: ? - 15 demersalClimateTropicalDistributionSouth America.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercial; aquarium: commercial More catfish & plecosMystus leucophasisPimelodus ornatusHognosed brochisBrochis multiradiatusPictus catPimelodus pictusCorydoras agassiziiSiamese algae-eaterGyrinocheilus aymonieriSee all catfish & plecos SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026