Heniochus monoceros | 水產百科網

Heniochusmonoceros,themaskedbannerfish,isamarineray-finnedfish,abutterflyfishbelongingtothefamilyChaetodontidae.ItisfoundintheIndo-Pacific​ ...

Species of fish

Heniochus monoceros, the masked bannerfish, is a marine ray-finned fish, a butterflyfish belonging to the family Chaetodontidae. It is found in the Indo-Pacific area.

The masked bannerfish is a small-sized fish that can reach a maximum length of 23 cm.[3][4] Its body is compressed laterally, the first rays of its dorsal fin stretch in a white filament outlined with yellow. The background body color is white with two black vertical bands. The first band masks its face starting at its mouth, and runs to the base of the first rays of the dorsal fin including at the same time its snout and eyes. The lips are white and a fin whitish band runs between the eyes and another one occurs on top of the eyes. the masked bannerfish has a small growth on the axis of the forehead from which radiates a ...