The Humphead Wrasse, Cheilinus undulatus The Humphead wrasse, Cheilinus undulatus, is the largest member of the family Labridae and widely distributed across the reefs of the Indo-Pacific. It is found from the Red Sea and African coast, across the Indian Ocean and much of the Pacific, north to southern Japan and the coast of southern China, and south to New Caledonia. In English it is mostly commonly referred to as the Humphead, Maori or Napoleon wrasse. Fishery management The species has a high