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Baryancistrus niveatus (Castelnau, 1855)

Image contributors to this species:

Allan James (1) Johnny Jensen's Photographic Library (4)

ScotCat Sources:

Etymology = Genus 

Other Sources:

Fishbase  Search Google  All Catfish Species Inventory

Relevant Information:

The Baryancistrus genus are large and high backed. They have a large suckermouth with a high number of slender and long stemmed teeth. A small membrane lies behind the last ray of the dorsal fin which joins the anal fin. Found in shallow fast flowing areas of water with a stony substrate. Aquarium Care: Can be problematic, especially with inexperienced aquarists, not a beginners fish. As of most of this genera the adults can be extremely territorial, especially with their own kind and other species of Baryancistrus. Sexual Differences: Mature males have a broader and longer head and longer pectoral fin spines. Diet: Vegetarian diet, and will also eat plants in the aquarium. Prefers higher temperatures. Remarks: There appears to be three to four similar looking species of this genus in the Rio Tocantins but B.niveatus has a dark brown body with a dense pattern of whitish spots.

Common Name:

L026, Snowflake pleco.


Hypostomus niveatus, Parancistrus niveatus




South America: Tocantins, Xingu, Tapajós and Trombetas River basins. Type locality: du Rio Araguay, de la province de Goyaz, Brazil.


30.0cm. (12ins)


25-29°c (77-85°f.)




Seidel, I. 2008. Back to Nature guide to L-catfishes, Ettlingen, Germany 208 p
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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