Home > Fishes > Butterflyfishes > Heniochus monoceros

Family Chaetodontidae

INDO-PACIFIC

Heniochus monoceros

Moon Beach, Okinawa, 15 feet

MASKED BANNERFISH    Oni-hatatatedai

Uncommon but wary species of coral reefs & lagoons to 130 feet.  Feeds upon coral polyps.  Solid black scales, yellow anal fin, and interrupted black bar on face.  Attains 12 inches.  Indo-Pacific, East Africa to Japan and Pitcairn Island.