The spotfin butterflyfish is an oval-shaped fish with a small mouth. Its body is white, while its fins are a bright yellow. It has a black bar that runs across its entire head, directly through its eye. This fish inhabits the clear waters of shallow coral reefs. Although it is a solitary species, it forms pairs while breeding. Did You Know? The black bar across this fish's eye confuses predators. Size This fish grows to about 8 inches long. Diet Anemones, tube worms (invertebrates), gorgonians and tunicates. Range This fish is found in the Western Atlantic, from the east coast of the United States to Brazil. Population Status This species is not threatened. Back to the Top