The Rosy tetra comes from the South American countries of Guyana and Brazil.
The Rosy tetra is a tropical fish and a temperature of between 24 and 28 degrees C is suitable. In the wild they come from areas with soft acid water, but the adults can tolerate neutral or even slightly alkaline water in an aquarium.
The Rosy tetra is an egg scattering school spawning fish in the wild. In an aquarium it is often spawned as a pair. 100 eggs can be laid by one female, usually in the early morning, and over fine leaved plants.
The IUCN red list has not evaluated the likelihood of this species becoming extinct.
Source: Wikipedia, Wikispecies: All text is available under the terms of the GNU Free Documentation License