Porthole catfish
The porthole catfish '', or slender catfish, is a species of freshwater ray-finned fish belonging to the family Callichthyidae and the subfamily Callichthyinae, the armored catfishes. This species is found in South America where it is found in the Amazon River basin of Brazil, Ecuador, Colombia, Bolivia and Peru.
The fish will grow in length up to. It natively inhabits waters with a pH range of 5.5 to 7.5, a hardness of 2–20 DH, and a temperature of.