Family: Surgeonfishes - Acanthuridae
Maximum Size: 60cm
Identification: Gray to brownish gray, can rapidly change to pattern of indistinct round to vertically elliptical blotches on upper half of body; no horn and no dark margin on gill cover.
Favourite: Solitary or form aggregations.
Hide-out: Outer reefs in 6-60m.
Location: Pacific - Micronesia, Papua New Guinea, New Caledonia to Hawaii and Pitcaim Is. east of French Polynesia.
Gray Unicornfish
Humphead Bannerfish
Family: Butterflyfish - Chaetodontidae
Maximum Size: 19cm
Description: Large brown to black triangular area on body; pair of horns just above eyes; bump on nape.
Favourite: Solitary, in pairs or form groups; often under ledges.
Hide-out: Coral-rich areas of lagoons and seaward reef slopes in 2-30m.
Location: Pacific - Indonesia, Philippines, Micronesia and Fiji to Polynesia. S.W. Japan to N.W. & N.E. Australia and New Caledonia.
Lined Bristletooth
Family: Surgeonfishes - Acanthuridae
Maximum Size: 26cm
Identification: Dark brown with numerous orange spots on head and blue lines on body; may display a small black spot at rear base of dorsal fin.
Favourite: Solitary or form groups; one of most abundant reef fishes.
Hide-out: Lagoon and seaward reefs to 35m.
Location: Indo-Pacific - E. Africa to Indonesia, Micronesia and French Polynesia. S.W. Japan to Great Barrier Reef.
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