Bryconadenos weitzmani Menezes, Netto-Ferreira & Ferreira, 2009
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Family:  Characidae (Characins), subfamily: Stevardiinae
Max. size:  4.13 cm SL (male/unsexed)
Environment:  benthopelagic
Distribution:  South America: Rio Curuá, a tributary of rio Iriri, rio Xingu basin in Brazil.
Diagnosis:  Dorsal soft rays (total): 10-10; Anal soft rays: 21-23; Vertebrae: 36-38. A conspicuous dark blotch present at the humeral region. Scales rows between dorsal-fin origin and anal-fin origin 7-8. Mature males with anal-fin gland cup-shaped, its lower part much more developed than the upper (Ref. 81197). Description: Dorsal-fin rays ii,8; anal-fin rays iv,17-19; pectoral-fin rays i,11-12; pelvic-fin rays i,7 (Ref. 81197).
Biology:  Occurs in clear water rocky rapids, with thick sand on the bottom. Forms small schools of about 10-15 individuals actively swimming against fast flowing waters below a one meter high fall (Ref. 81197).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (120744)
Threat to humans:  harmless
Country info:   

Entered by: Torres, Armi G. - 22.06.09
Modified by: Bailly, Nicolas - 25.01.10

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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