The Naso Tang is a beautiful, colorful, peaceful, and "easy to take care of" Tang. The Naso Tang is certainly one of the most popular tangs, due to its hardiness and easy personality. These fish are peaceful towards other species and are voracious eaters. They love to be fed and enjoy lots of swimming room. They are voracious algae eaters. The scalpel at the base of their tailfin is very sharp and is used by the fish for protection from predators as well as a way of establishing itself with other fish. These fish have a gray body with a black dorsal fin and an orange ventral and anal fin. The face of the Naso is marked with black between the eyes, yellow above the eyes, and orange around the mouth, which gives the appearance of lipstick.