The Blackfin Fairy Wrasse (Cirrhilabrus melanomarginatus) is a beautifully colored fish found among the Indo-Pacific Ocean. Males have a vibrant green or blue body; their fins being primarily orange with black tips. Females have darker bodies, sometimes having a grey hue. They are carnivorous, feeding on a variety of small crustaceans, such as copepods or amphipods. They do well in tank of at least 50 gallons, reef or FOWLR, and reach a maximum size of 5 inches. They are peaceful, temperate fish, though they should either be kept singly or in a pair, as two males may fight.