The redhook myleus, ''Myloplus rubripinnis'', is a medium to large omnivorous fish of the family

Serrasalmidae The Serrasalmidae (serrasalmids) are a family of characiform fishes, recently elevated to family status. It includes more than 90 species. The name means "serrated salmon family", which refers to the serrated keel running along the belly of these ...

from South America, where found in the

Amazon Amazon most often refers to: * Amazons, a tribe of female warriors in Greek mythology * Amazon rainforest, a rainforest covering most of the Amazon basin * Amazon River, in South America * Amazon (company), an American multinational technology c ...

and

Orinoco The Orinoco () is one of the longest rivers in South America at . Its drainage basin, sometimes known as the Orinoquia, covers , with 76.3 percent of it in Venezuela and the remainder in Colombia. It is the fourth largest river in the wor ...

basins, as well as rivers of the

Guiana Shield The Guiana Shield (french: Plateau des Guyanes, Bouclier guyanais; nl, Hoogland van Guyana, Guianaschild; pt, Planalto das Guianas, Escudo das Guianas; es, Escudo guayanés) is one of the three cratons of the South American Plate. It is a ...

. It is peaceful and schools often, and can grow to a length of . They are also called the redhook silver dollar and are one of the fish referred to as " silver dollars". These fish are capable of delivering serious bites to humans.

References

* Serrasalmidae Freshwater fish of Brazil Freshwater fish of Colombia Freshwater fish of Ecuador Freshwater fish of Peru Fish of the Amazon basin Taxa named by Johannes Peter Müller Taxa named by Franz Hermann Troschel Fish described in 1844 {{Characiformes-stub