Myleus shomburgkii

Myleus schomburgkii (disk tetra, disk pacu, blackear pacu, black band myleus, or black-barred myleus) is a species of serrasalmid with a black bar on its side.
Appearance
The disk tetra has a black bar on its side.
In the aquarium
This fish is of minor importance as a food fish in addition to its use as an aquarium fish. In an aquarium, the disk tetra grows to 40 cm (16 in). It prefers a pH of 5.0 to 7.0 and a temperature of 23 to 27°C (73 to 81°F). They are related to pacus and piranhas. They primarily eat fruits, small fish, crustaceans, clams, and snails. This fish is capable of delivering serious bites.
Distribution
This species is found in the middle and lower Amazon River basin, Nanay River, upper Orinoco River basin in Brazil, Peru, Venezuela, and possibly in Suriname.
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