Black-Lipped Butterflyfish - Chaetodon kleini

The Sunburst Butterflyfish, Chaetodon kleinii, is also known as the Black-lipped Butterflyfish (or "blacklip butterflyfish") or Klein's Butterflyfish.

It is a native of the Indo-Pacific region, from the Red Sea and East Africa to the Hawaiian Islands and Samoa, north to southern Japan, south to Australia and New Caledonia. It is also found in Galapagos Islands in the Eastern Pacific.