Lamarck's Angelfish

Genicanthus lamarck is a species of marine fish in the family Pomacanthidae. It is widespread throughout the tropical waters of the Indo-West Pacific.

Description

Body is pale greyish to whitish with 4-5 irregular black wavy stripes raditaing from the eye and running along the sides (adults), a broad black submarginal band on the dorsal fin, and a finely spotted caudal fin. The uppermost stripe is broader in females and juveniles. Males have a yellow patch on top of the head, black pelvic fins, and very prolonged caudal-fin lobes.

Distribution

Indo-West Pacific: Indo-Malayan region, eastward to Vanuatu, north to southern Japan, southward to the Great Barrier Reef.

Habitat

It feeds on plankton along coral reefs.Sexual dimorphism occurs in the species of angelfish, the male is larger with blackish pelvic fins and a yellow spot on the front head, whereas the smaller female has brighter (white) pelvic fins.