Hassar orestis is a species of thorny catfish that is native to the countries of Brazil, Colombia, Ecuador, Guyana, Peru and Venezuela. It is found in the Orinoco and Essequibo River basins. This species grows to a length of 20.6 centimetres (8.1 in) SL.
Hassar orestis is a species of thorny catfish that is native to the countries of Brazil, Colombia, Ecuador, Guyana, Peru and Venezuela. It is found in the Orinoco and Essequibo River basins. This species grows to a length of 20.6 centimetres (8.1 in) SL.
