The bloodfin tetra is a species of characin from the Paraná River basin in South America. The bloodfin is a relatively large tetra, growing to 5.5 cm. Its notable feature is the blood-red colouration of the tail, dorsal, anal and adipose fin, while the body is silver in color.

For the most part, Bloodfin Tetra care is pretty easy. This species is hardy and can adapt to a wide range of environments, which is a perfect trait for a community tank. Plus, they're relatively peaceful and rarely cause harm to others.