Piaractus mesopotamicus

Species of fish

Piaractus mesopotamicus, the small-scaled pacu, Paraná River pacu or simply pacu, is a South American ray-finned fish that is native to the Paraguay-Paraná River basin, but it has been introduced by aquaculture activities in a wider area. In its native range it is also known as the pacú chato, pez chato or mbiraí-piraí.

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