Chaetodon lunula is a popular aquarium fish that is fairly common in the Maldives, although it is patchily distributed.
Details
§ 01
size
Max. 12 cm
color
Background colour mustard yellow. Black eye bar, behind which is a broad crescent white band. A broad diagonal yellow edged black band from behind head to the dorsal fin base. A dark spot at base of tail extended upwards along base of dorsal fin.
Frequently observed in pairs or small clusters in depths ranging from shallow reef flats to a maximum of 25 m, this species feeds on a broad selection of invertebrates, algae, and coral polyps.
distinctive characters
This species has a dorsal fin with 11-13 spines and 22-25 rays, an anal fin with 3 spines and 17-19 rays, a pectoral fin with 15-16 rays, and a body depth of 1.4-1.8 times its standard length, with a snout that is subequal to the eye.