Chromis margaritifer (Fowler, 1946)
Common in the Solitary Islands Marine Park. Distributed throughout the Indo-Pacific region from Christmas Island and north Western Australia to Line and Tuamoto Islands in the Pacific. In Australia recorded north from Shark Bay in Western Australia, the Great Barrier Reef in Queensland, south to northern NSW, and including Lord Howe Island.
Frequents exposed seaward mixed algae and coral or rocky reefs. Feed in the water column on zooplankton, depth to at least 20m.
Oviparous, pairing during breeding, after which eggs deposited on the substrate. Males guard and aerate the eggs. Transition from white to black occurs at rear of dorsal and anal fin, distinguishing from C. iomelas, (Half and half Puller). Grows to 90mm.