Heniochus monoceros
Butterflyfishes
Masked bannerfish 
Masken-Wimpelfisch
Poisson cocher masqué
Distribution
- The tropical Pacific
- The Red Sea
- The Indian Ocean
Environment and movement of the diurnal species
- The species is generally observed on the reef or near it.
- The species is generally seen moving in its environment.
- The species can be found between 0 and 40 Meters.
- Common species.
General behaviour of the species
- Species generally living in a couple
- The animal is rather indifferent to the diver, though it remains on its guard
General characteristics of the species
- Maximum size : 24 cm
- The animal feeds mainly on small invertebrates that it gleans on the seafloor.
- Diet : - Algae
Relationship with humans
- The species can be eaten but is of no particular culinary interest
- The species is exploited in the following sector(s) :
- - Aquarium enthusiasts.
The species can be confused with other species of similar appearance!