Author: Rangel-Pereira, 2014
Comments: Occurs in clear water stream with topical width of about 1.5 m, depth range from 0.1 to 1 m and bottom consisting of sand and small gravel.  Individuals were deeply hidden among marginal vegetation and roots, mostly where the water flow was faster.  Inhabits sympatrically with another species of <i>Gymnotus belonging to the <i>G. carapo species group, but not syntopically (Ref. 96661).