1 INDIAN OCEAN 2 PACIFIC OCEAN 3 CORAL SEA 4 TASMAN SEA 5 GREAT DIVIDING RANGE 6 GREAT SANDY DESERT 7 GREAT VICTORIA DESERT 8 RIVER DARLING 9 RIVER MURRAY 10 GREAT AUSTRALIAN BIGHT 11 GREAT BARRIER REEF 12 MELANESIA 13 MICRONESIA 14 POLYNESIA 15 NEW GUINEA 16 NEW ZELAND 17 TASMANIA