Genus Piaractus

 
 

Cachama

 
 

Pacu - Pacú , pez chato , mbiraí, or piraí, is a South American ray-finned fish that is endemic to the Paraguay-Paraná River basin, though it has been introduced by aquaculture activities in a wider area.

Order : Characiformes
Family : Characidae
Genus : Piaractus