Author: Bonaparte, 1845
Comments: Occurs in well vegetated lowland rivers, backwaters, oxbows, ponds, and lakes.  Feeds mainly on macrophytes and terrestrial insects.  Spawns on submerged plants when temperature rises above 18° C.  May form locally hybrid populations with introduced <i>Scardinius erythrophthalmus</i>.  Attains a maximum size of up to about 40 cm SL (Ref. 59043).