It has an elongated body, with a large head, a wide mouth equipped with a pair of
barbels facing downwards. Along the sides the body becomes increasingly compressed. The
dorsal fin is small, with only 4 rays, as are the
ventral ones. The
anal fin is long: it starts from the belly and ends at the
caudal peduncle. The
caudal fin is small, with rounded edges. The livery is silver in colour, with brown, blue or pink spots; the belly is white and can reach a maximum of . ==Reproduction==