Metynnis hypsauchen, Metynnis argenteus
Peaceful, shy, need to be kept in schools, like a quiet room. Must have a lid or they my leap out if they get startled.
Other peaceful fish
5 - 10 years
Up to 8 inches (20 cm)
Loves planted aquaria, may eat the plants. Prefers to school, should be kept with at least 4 others of the same kind.
5.0 - 7.0, prefers around neutral
up to 15 dGH
76° - 83° F (24° - 28° C)
Herbivorous (eats plants), some commercial formulations accepted.
Male's anal fin has a small amount of red.
South America, Guyana, Amazon east of the Rio Negro