Bellus Angelfish (Pair)

Snapshot: Also known as the Ornate Swallowtail Angelfish. The female is a shimmering blend of pale white, blue, and black, with a striking yellow-orange dorsal fin. It also has a lateral stripe from gills to tail.
 
Other tidbits: Can grow up to 18cm. Range extends from the Eastern Indian Ocean and the tropical waters of the Pacific Ocean. Bellus Angelfish can switch sexes, turning from female to male and back again.
 
Bare bones must know: Live-rock fish-only system, fish-only system, or reef aquarium.