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Imparfinis minutus (Lütken, 1874)

Image contributors to this species:

Johnny Jensen's Photographic Library (1) 

ScotCat Sources:

Etymology = Genus

Other Sources:

Fishbase  Google Search  All Catfish Species Inventory


Relevant Information:

Frequently occurs in large rivers with strong currents, in association with Heptapterus longior, Pimelodella, Hemiancistrus, Lasiancistrus, Lithoxus, Characidium and Leporinus granti. Are more or less cave-dwellers, their reproduction is seasonal and sex determination type ZZ/ZW (heterogametic female). Aquarium care: Peaceful towards conspecifics but territorial with its own kind. Provide a moderate sized aquarium with hiding places such as bogwood, rockwork and plants. A good water flow is recommended with good aeration and filtration. Diet: Live, frozen and flake foods.

Common Name:



Rhamdia minuta




South America: Upper São Francisco River basin, Brazil. Type locality: in provincia Minas-geraës circa oppidulum Lagoa Santa, praecipue in flumine Rio das Velhas et affluentibus.


12.0cm. (4¾ins)


24-28°C (75-83°F)




Baensch, H.A. and R. Riehl 1991 Aquarien atlas. Bd. 3. Melle: Mergus, Verlag für Natur- und Heimtierkunde, Germany. 1104 p.
Froese, R. and D. Pauly. Editors. 2009.FishBase. World Wide Web electronic publication. www.fishbase.org, version (05/2011).
Ferraris, C.J. Jr., 2007. Checklist of catfishes, recent and fossil (Osteichthyes: Siluriformes), and catalogue of siluriform primary types. Zootaxa 1418:1-628.



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