Acanthodoras cataphractus more commonly Spiny catfish, is a species of thorny catfish found in rivers of Bolivia, Brazil, Colombia, French Guiana, Guyana, Peru, and Suriname.

Omnivorous, they feed mainly on detritus; these fish search for food by digging in the sediment.

They are of squat, tadpole-like shape, with a large, very ossified head that has three pairs of barbels, which are rather long.

Eats worms and insect larvae, feed residues and artificial food.

[2] Prolonged temporary cooling, can burrow into the ground at lightning speed, that only the eyes look out, others emit growling noises, if you catch them out, reproduction is little explored, some species are to build nests, the Spiny catfish can become very old.