EnglishName: Grey demoiselle
Local Name : Alhi dhanbaa
Size : Common to 7 cm; max. 10 cm
Order : Perciformes
Distinctive Characters: Dorsal fin with 13 spines and 12-13 rays. Anal fin with 2 spines and 12-13 rays. Pectoral fin with 17-18. rays. Body depth 2.2-2.3 in standard length.
Colour: Generally pale blue or light grey. Juveniles with neon blue lines on forehead.
Habitat and Biology: Inhabit reef flat areas, exposed to mild or moderate surge in 0.5-2 m. Occurs solitary
or in small groups. Feeds mainly on benthic algae.
Remarks: Chrysiptera glauca is very common in certain shallow, moderately exposed locations in the Maldives. The adults appear rather dull at first glance, but closer inspection reveals them to be very attractive fishes.