Scientific name : Pomacanthus annularis
Family : Pomacanthidae
Size : Up to 40 cm
Distribution : Indo-Pacific, Red Sea
Biology : Its diet is mainly composed by seaweeds and marine invertebrates like sponges.
If it is threatened or disturbed, it gives out a deaf sound through its swim bladder, which can be heard by men under water. A blue long spine specific to angelfishes is present at the base of the operculum.
IUCN status : Least concern