The Masked Heniochus, otherwise known as the Masked Bannerfish, are a type of Butterflyfish marked with vertical black and white bars. Their faces are masked in black, and they have two white markings above the eyes and in between. A vibrant, bright yellow colors their pectoral, dorsal, and anal fins. This type of fish is known for their long dorsal fin, hence its name the Bannerfish.
 
When housing, t is best to keep the Masked Heniochus in a 125 gallon tank or larger with live rock for hiding. These fish should be kept with other peaceful fish or fish of the same species.
 
The diet of the Masked Heniochus should include: mysis, frozen shrimp, crab, krill, zooplankton and other invertebrates. It is also necessary to  provide regular vegetable food sources and vitamin-boosting supplements.