Home > Fishes > Surgeonfishes > Naso annulatus

Updated 5/19/2017

Family Acanthuridae

HAWAII

Naso annulatus



Honokohau, Hawai'i, 100 feet

Subadult, Hanauma Bay, 8 feet

 

Maui Ocean Center

 

Juvenile, Ma'alaea Bay, Maui



Juvenile, Sugar Beach, Maui, 30 feet
 

WHITEMARGIN UNICORNFISH

Rare in very deep water along dropoffs where it feeds upon zooplankton.  Caudal fin white with black membranes and trailing edge, adults with an extremely long horn directly ahead of the eyes.  Juveniles have a white caudal peduncle and are encountered in Halimeda beds.  Attains 40 inches.  Hawaii & the Indo-Pacific.