Author: (Garutti & Venere, 2009)
Comments: Occurs in crystalline water streams with flow from 0.05 to 0.70 m3/s.  Prefers to occupy the water surface and the spaces among plants roots and tree branches.  Usually aggregates with up to 2 dozens individuals, but schools with about 150 individuals have also been observed.  An omnivorous fish which feeds on insects, plants, crustaceans, filamentous algae and fish (Ref. 82392).