The Furcata Rainbowfish, or the Fortail Rainbowfish, is extremely social with other non-aggressive species. This species has been known to school with similar sized fish.
It is suggested that if you are including more than one in your tank, that you have a higher ration of females to males. When putting this species into a tank, make sure it is well oxygenated and has a current.
The Furcata Rainbowfish is easy to identify by their yellow trimmed fins, which stands out against their silver scales.