- EnglishName: Threespot angelfish
- Local Name : Dhon kokaamas
- Size : Max. 21 cm
- Family: POMACANTHIDAE
- Order : Perciformes
- Distinctive Characters: Dorsal fin with 14 spines and 16-18 rays. Anal fin with 3 spines and 17-19 rays. Pectoral fin with 17 rays. Body depth 1.6-1.8 in standard length.
- Colour: Bright yellow; blue lips; black spot on nape above eye. Broad black margin to anal fin. Young with a black spot at base of soft dorsal fin and a dark bar through eye.
- Habitat and Biology: Frequently seen on outer reef edge and reef slopes at depths of 15 m. Feeds mainly on sponges and sea squirts.
- Distribution: Indo-Pacific.
- Remarks: The bright yellow Apolemichthys trimaculatus is fairly common in Maldivian reefs. It is a popular aquarium fish. The similar, but much rarer, A. armitagei is dull yellow and lacks the spot behind the eye. Instead it has a black posterior tip on the dorsal fin.