Silver Dollar Fish: Metynnis hypsauchen
Distribution and Habitat
The silver dollar fish is found in the Amazon and Paraguay river basins, as well as rivers of the Guiana Shield.
Silver dollar fish like weedy edges of rivers.
Basically circular in shape, the silver dollar fish can reach a size of five and a half inches, with the males smaller than the females. The entire body is a strong silver/gray.
The difference between the sexes is slight, the males anal fin is elongated and more colourful than that of the female in healthy adult fish.
Silver dollars although herbivores are close relatives of the piranha. They have a very powerful bite and relatively strong teeth.