Neon Dottyback

Snapshot: This eye-catching hybrid of the Neon Dottyback and the Springeri Dottyback has a vibrant personality and striking appearance. It changes coloration, from deep jet black to a warm rust hue, depending on its mood and environment.
 
Other tidbits: Can grow up to 7cm or so. 
 
Bare bones must know: Live-rock fish-only system, or reef aquarium.