Florent's Guide To The

French Polynesia

Masked Bannerfish
Heniochus monoceros
Masked Bannerfish
Category: Butterflyfishes
Scientific Name: Heniochus monoceros
Size: Up to 9 in. (23 cm)  
Depth: 6-80 ft. (2-25 m)
Distribution: Indo-Pacific, Australia, French Polynesia
Chordata (Phylum)
└Vertebrata (Subphylum)
 └Osteichthyes (Parvphylum)
  └Actinopterygii (Gigaclass)
   └Actinopteri (Superclass)
    └Teleostei (Class)
     └Acanthuriformes (Order)
      └Chaetodontidae (Family)
       └Heniochus (Genus)
        └H. monoceros (Species)

All Photographs
© 2025 Florent Charpin