Pisces, Perciformes, Cichlidae, Apistogramma borellii (Regan, 1906): First record for state of Rio Grande do Sul, southern Brazil

This note extends the distribution of the dwarf cichlid fish Apistogramma borellii, and is the first record of thespecies, and the genus for the state of Rio Grande do Sul, southern Brazil, suggesting that the fish diversity of wetlands,although relatively high, is still poorly investigated in southern Brazil.