Author: Bertaco, Jerep & Carvalho, 2011
Comments: Inhabits streams, occurs in semi-lentic and lotic shallow areas (up to 1.0 m deep) with riparian vegetation composed by trees and shrubs.  The area of collection is around 800 m above sea level.  The streams have transparent water; bottom with rocks, stones, and some stretches with sand; collected syntopically with <i>Aspidoras albater</i>, <i>Astyanax</i> sp., <i>Characidium stigmosum</i>, <i>Corumbataia veadeiros</i>, <i>Hemigrammus tocantinsi</i>, and <i>Trichomycterus</i> sp.  Stomach contents (UFRGS 11194, 3:24.4-27.3 mm SL) were mainly composed by Hymenoptera, Coleoptera (adults) and some fish scales, but autochthonous insects and digested vegetal organic matter (seeds) were also found (Ref. 86678).