Pomacanthus semicirculatus (Cuvier in Cuvier & Valenciennes 1831 )

Andréfouët, Serge, Chen, Wei-Jen, Kinch, Jeff, Mana, Ralph, Russell, Barry C., Tully, Dean & White, William T., 2019, Checklist of the marine and estuarine fishes of New Ireland Province, Papua New Guinea, western Pacific Ocean, with 810 new records, Zootaxa 4588 (1), pp. 1-360 : 198

Pomacanthus semicirculatus (Cuvier in Cuvier & Valenciennes 1831) —Semicircle angelfish

Status at New Ireland. First recorded from Port Praslin, New Ireland as Holacanthus semicirculatus by Cuvier in Cuvier & Valenciennes (1831: 191), based on MNHN material; reported as Holacanthus semi-circulatus by Lesson (1831: 173, poissons pl. 30, fig. 3). A specimen photographed at Lissenung Island, Kavieng District, 10 m depth, by Dean Tully on 24 June 2013.

Distribution and habitat. New Ireland: 2, 3.—General distribution: Red Sea and East Africa, Madagascar and Mascarenes east to Samoa and Tonga, north to southern Japan, south to Western Australia, New South Wales ( Australia) and New Caledonia. Juveniles found in tidal pools, semi-protected channels and on outer reef flats; adults under ledges and in caves of coral-rich lagoon and seaward reefs, 1–30 m depth. Marine.