Blueback Pygmy Angelfish

Scientific Name: Centropyge colini
Family: Angelfish - Pomacanthidae
Maximum Size: 9cm
Identification: Pale yellow except for broad patch of blue on upper body extending from nape to soft dorsal fin.
Favourite: Usually solitary; shy, rarely observed.
Hide-out: Caves and ledges of steep outer reef slopes in 25-75m.
Location: East Indo-West Pacific - Cocos-Keeling Is. to C. Indonesia, S. Philippines, Palau, Marshall Is. and Fiji.

Achilles Tang

Scientific Name: Acanthurus achilles
Family: Surgeonfishes - Acanthuridae
Maximum Size: 20cm
Identification: Dark to navy blue; large orange teardrop on rear body, white edge on gill cover, and white band at base of dorsal and anal fins, middle of tail orange.
Favourite: Solitary; territorial and aggressive.
Hide-out: Surge zone to 4m.
Location: Central Pacific - W. Caroline Is. in Micronesia, New Caledonia and Hawaii to Pitcaim Is. east of French Polynesia.

Blue-Spot Butterflyfish

Scientific Name: Chaetodon plebeius
Family: Butterflyfish - Chaetodontidae
Maximum Size: 15cm
Description: Bright yellow with numerous faint stripes; blue patch on side, ocellated spot on base of tail and blue-edged eye bar.
Favourite: Solitary or in pairs.
Hide-out: Shallow coastal waters including lagoons and seaward reefs to 10m.
Location: East Indo-West Pacific - Andaman Sea to Indonesia, New Guinea and Fiji. S.W. Japan to W. & E. Australia.