The Madagascar Rainbowfish can be found in its native habitat of Africa, specifically the island of Madagascar. The Madagascar Rainbowfish is also known as the Red-tailed Silverside. These fish typically inhabit coastal waters, streams and rivers and have been found in both densely planted and rocky environments. This species of Rainbowfish has a silver body ornamented with a dark lateral stripe extending from the caudal fin through the eye. The fins of these fish are usually black at the base and fringed in red.