any of several large edible Australian fishes esp the percoid species Lates calcarifer (family Centropomidae) of NE coastal waters or the freshwater species Scleropages leichardti (family Osteoglossidae) of Queensland
the Australian lungfish (Neoceratodus forsteri): the only existing species of an order (Ceratodiformes) of bony fishes having one lung, large scales, and paddlelike fins
2.
any of various edible, freshwater, Australian percoid fishes (esp. genus Scleropages)