Florent's Guide To The

Tropical Reefs

Whitemargin Unicornfish
Naso annulatus
Whitemargin Unicornfish
Category: Unicornfishes
Scientific Name: Naso annulatus
Size: Up to 39 in. (100 cm)  
Depth: 50-200 ft. (15-60 m)
Distribution: Indo-Pacific, Hawaii, French Polynesia
Chordata (Phylum) Chordates
└Vertebrata (Subphylum) Vertebrates
 └Osteichthyes (Parvphylum) Bony Fishes
  └Actinopterygii (Gigaclass) Ray-Finned Fish
   └Teleostei (Class) Teleosts
    └Acanthuriformes (Order)
     └Acanthuridae (Family) Surgeonfishes
      └Naso (Genus) Unicornfishes
       └N. annulatus (Species)
WoRMS ID: 219673🔗
iNaturalist ID: 132407🔗

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© 2026 Florent Charpin