Kuhliidae
Kuhlia marginata ( Cuvier in Cuvier & Valenciennes, 1829) —Dark-margined flagtail STATUS AT MADANG. New record from Madang, based on specimens collected by W.-J. Chen on 5 Dec. 2012. CAS and NTUM material (CAS 63380; NTUM 10117).
DISTRIBUTION AND HABITAT. Indonesia east to Society Islands, north to southern Japan, south to northern Australia and New Caledonia. Primarily in freshwater habitats, rarely estuaries, 0– 2 m. Freshwater and transitional water.
Kuhlia rupestris (Lacepède, 1802) —Rock flagtail
STATUS AT MADANG. First record from Madang by Parenti & Allen (1991: 318). CAS and USNM material. DISTRIBUTION AND HABITAT. East Africa, Madagascar and Mascarenes east to Caroline and Tuamotu islands, north to southern Japan, south to Queensland (Australia) and New Caledonia. Found in estuaries and fast-flowing stretches of middle and lower reaches of rivers, 0– 2 m. Freshwater and transitional water.