Some 2262 km2 of the lake system and its surrounds has been identified as a by BirdLife International as an Important Bird Area (IBA) because it has supported breeding colonies of the Letter-winged Kites and over 1% of the world populations of Plumed Whistling-Ducks, Grey Teals, Hardheads, Little Black Cormorants, Australian Pelicans, Straw-necked Ibises, Eurasian Coots, Oriental Plovers, Gull-billed Terns and Flock Bronzewings.
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