Consuming brown, black beard algae, green thread algae, hair/string algae, and blanketweed algae, the adult American Flag fish algae eater is a must-have fish for those with an abundance of algae in their tank or pond.
Growing up to 2 inches, the adult American Flag is a small species effective in it’s algae eating. They will co-exist with most fish. The male American Flag fish has a much more prominent color pattern than the female.
These fish are quite fast and like to stick close to the bottom of tank or on the side of the pond where the blanketweed algae grows.