Florent's Guide To The

Tropical Reefs

Pennant Bannerfish
Heniochus chrysostomus
Pennant Bannerfish
Also known as: Threeband Pennantfish
Category: Butterflyfishes
Scientific Name: Heniochus chrysostomus
Size: 5 to 7 in. (13 to 18 cm)  
Depth: 10-150 ft. (3-45 m)
Distribution: Indo-Pacific, Great Barrier Reef, French Polynesia
Chordata (Phylum) Chordates
└Vertebrata (Subphylum) Vertebrates
 └Osteichthyes (Parvphylum) Bony Fishes
  └Actinopterygii (Gigaclass) Ray-Finned Fish
   └Teleostei (Class) Teleosts
    └Acanthuriformes (Order)
     └Chaetodontidae (Family) Butterflyfishes
      └Heniochus (Genus)
       └H. chrysostomus (Species)
WoRMS ID: 276748🔗
iNaturalist ID: 102632🔗

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© 2026 Florent Charpin