Fusilier damselfish
This fish is sometimes found in the aquarium trade. They can be kept in groups, and they are very peaceful. The Fussiler damselfish will flash red and green colors when feeding. Unlike many other shoaling fish, the fusilier damsels will not single out and focus aggression on the weakest fish. The fussiler damselfish is a social animal and does best when kept with others of the same species. A fast swimming fish that will readily eat most any foods offered.