Bicolor Chromis

Chromis margaritifer is a species of marine fish in the family Pomacentridae.

Description

The bicolor chromis is a small size fish and can reach a maximum size of 9 cm length. It has a mostly dark greyish to black body becoming abruptly white on the rear of the dorsal and anal fins, caudal peduncle and caudal fin, with often a blue margin on the dorsal fin. The Whitetail Puller also has a black axil spot on the pectoral fin, and filamentous caudal-fin lobes.

Distribution

The bicolor chromis is widespread throughout the tropical waters of the central Indo-Pacific region until the oceanic islands of the central Pacific Ocean.

Habitat

Adults are usually seen singly or in small groups on coastal reefs, amongst mixed algae-coral reef or rocky reefs. They are found on exposed seaward reefs; less abundant in lagoons and channels. Feed on zooplankton. Oviparous, distinct pairing during breeding. Eggs are demersal and adhere to the substrate. Males guard and aerate the eggs. Diurnal species.