The captivating allure of the Madagascar Rainbowfish Bedotia geayi is unmistakable. Its glimmering silver scales, fiery red fins, and bold black markings create a stunning display that is impossible to forget. As one of the larger rainbow fish, it can reach up to 6 inches (15 cm) in length in an aquarium. By maintaining a school of healthy Madagascan Rainbow specimens, aquarists can enjoy a lively showcase of vibrant colors and endless entertainment. This fish is also commonly referred to as the Madagascan Rainbow Fish or Red-Tailed Silverside.