Bariene Tang

Snapshot: Also known as the Black Spot Tang. Sporting earthy hues, this fish boasts brown shading that transitions to yellowish-brown on its belly. Its body features irregular horizontal lines in greyish-blue, and a distinctive black spot by the gill opening.
 
Other tidbits: Can grow up to a whopping 51cm or so! Native to the waters of the Indian Ocean and the Pacific Ocean including from the Seychelles to the Solomons. They are top-notch algae wranglers for aquariums.
 
Bare bones must know: Live-rock fish-only system, fish-only system, or reef aquarium. Plenty of live rock. Colossol size aquarium needed.