The Feathered river garfish (Zenarchopterus dispar), also known as Estuarine halfbeak, Spoon-fin garfish, Spoon-fin river garfish and Viviparous half beak, is a species of marine, freshwater, brackish and reef-associated oceanodromous viviparous halfbeak found in Indo-Pacific regional countries, such as Kenya, Mozambique, Seychelles, Madagascar, New Guinea, Solomon Islands, Australia, New Caledonia, Fiji, Sri Lanka, India, Vanuatu, Malaysia, Thailand, Singapore and Samoa.