Oxydoras is a genus of thorny catfishes native to tropical South America.
There are currently three recognized species in this genus:[1]
Oxydoras species are relatively large, reaching between 70–100 centimetres (28–40 in) in length. O. kneri has a maximum published weight of 9 kilograms (20 lb). O. niger gets even heavier, with a maximum published weight of 13 kilograms (29 lb).[1]
Oxydoras is a genus of thorny catfishes native to tropical South America.