Giuris margaritaceus (Valenciennes in Cuvier & Valenciennes 1837 )

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 : 268

Giuris margaritaceus (Valenciennes in Cuvier & Valenciennes 1837) —Snakehead gudgeon

Status at New Ireland. First recorded from Lavolai, New Ireland as Ophiocara aporos by Koumans (1937: 25).

Distribution and habitat. New Ireland: 2.—General distribution: Madagascar east to Marshall Islands and Vanuatu, south to northern Australia and New Caledonia. Found in lagoons, estuaries and freshwater; occurs in the lower reaches of freshwater streams, usually on mud bottoms, 0–5 m depth. Freshwater, transitional water and marine.