The Territory of Ashmore and Cartier Islands is an uninhabited external territory of Australia consisting of four low-lying tropical islands in two separate reefs, and the 12-nautical-mile territorial sea generated by the islands. The territory is located in the Indian Ocean situated on the edge of the continental shelf, about 320 km (199 mi) off the northwest coast of Australia and 144 km (89 mi) south of the Indonesian island of Rote.
The Coral Sea is a marginal sea of the South Pacific off the northeast coast of Australia, and classified as an interim Australian bioregion. The Coral Sea extends 2,000 kilometres (1,200 mi) down the Australian northeast coast. Most of it is protected by the French Natural Park of the Coral Sea and the Australian Coral Sea Marine Park. The sea was the location for the Battle of the Coral Sea, a major confrontation during World War II between the navies of the Empire of Japan, and the United States and Australia.
The Burdekin River is a river located in North and Far North Queensland, Australia. The river rises on the northern slopes of Boulder Mountain at Valley of Lagoons, part of the western slope of the Seaview Range, and flows into the Coral Sea at Upstart Bay over 200 kilometres (124 mi) to the southeast of the source, with a catchment area of approximately 130,000 square kilometres (50,000 sq mi). The Burdekin River is Australia's largest river by (peak) discharge volume.
The British Indian Ocean Territory (BIOT) is an archipelago of 55 islands in the Indian Ocean, located south of India. It is situated approximately halfway between Africa and Indonesia. The islands form a semicircular group with an open sea towards the east. The largest, Diego Garcia, is located at the southern extreme end. It measures 60 square kilometres (23 sq mi) and accounts for almost three-quarters of the total land area of the territory. Diego Garcia is the only inhabited island and is home to the joint UK-US naval support facility. Other islands within the archipelago include Danger Island, Three Brothers Islands, Nelson Island, and Peros Banhos, as well as the island groups of the Egmont Islands, Eagle Islands, and the Salomon Islands.
Barrow Island is a 202-square-kilometre (78 sq mi) island 50 kilometres (31 mi) northwest off the Pilbara coast of Western Australia. The island is the second largest in Western Australia after Dirk Hartog Island.
Banco Chinchorro is an atoll reef lying off the southeast coast of the Municipality of Othón P. Blanco in Quintana Roo, Mexico, near Belize. It was featured throughout the 2009 semi-documentary film Alamar by Pedro González-Rubio.
The Ningaloo Coast is a World Heritage Site located in the north west coastal region of Western Australia. The 705,015-hectare (1,742,130-acre) heritage-listed area is located approximately 1,200 kilometres (750 mi) north of Perth, along the East Indian Ocean. The distinctive Ningaloo Reef that fringes the Ningaloo Coast is 260 kilometres (160 mi) long and is Australia's largest fringing coral reef and the only large reef positioned very close to a landmass. The Muiron Islands and Cape Farquhar are within this coastal zone.
Scott and Seringapatam Reefs is a group of atoll-like reefs in the Timor Sea more than 300 kilometres (190 mi) northwest of Cape Leveque, Western Australia, on the edge of the continental shelf. There are three or four separate reef structures, depending on whether Scott Reef Central is counted separately.
Tryal Rocks, sometimes spelled Trial Rocks or Tryall Rocks, formerly known as Ritchie's Reef or Greyhound's Shoal, is a reef of rock located in the Indian Ocean off the northwest coast of Australia, 14 kilometres (8.7 mi) northwest of the outer edge of the Montebello Islands group. It is named for the Tryall, the first known shipwreck in Australian waters, which sank after striking the then-uncharted rocks in 1622. Described as "the theme and dread of every voyager to the eastern islands", their location was sought for over three centuries before finally being determined in 1969.
Cape Grenville, is a small, east-facing promontory along the Queensland, Australia coast of Cape York Peninsula. It lies between Shelburne Bay to the north and Temple Bay to the south. The nearest significant settlement is Weipa, along the western coast of Cape York.
Apo Reef is a coral reef system in the Philippines situated in the western waters of Occidental Mindoro province in the Mindoro Strait. Encompassing 34 square kilometres (13 sq mi), it is considered the world's second-largest contiguous coral reef system, and is the largest in the country. The reef and its surrounding waters are protected areas administered as the Apo Reef Natural Park (ARNP). It is one of the best known and most popular diving regions in the country, and is in the tentative list for UNESCO World Heritage Sites.
The Hibbs Pyramid is a pyramidal dolerite island, located in the Indian Ocean, off the south western coast of Tasmania, Australia. The island is contained within the Southwest National Park, part of the Tasmanian Wilderness World Heritage Site.
Frederick Reef is in the Coral Sea Islands, over 220 nautical miles (410 km) northeast of Gladstone, Queensland. The reef gets its name from Frederick, which first reported sighting the reef.
Camden Sound is a relatively wide body of water in the Indian Ocean located in the Kimberley region of Western Australia. The Sound is bounded by the Bonaparte Archipelago to the north-east, the Buccaneer Archipelago to the south-west, and Montgomery Reef to the south.
Montgomery Reef is a reef off the Kimberley coast of Western Australia. It is situated at the south western end of Camden Sound and surrounds Yawajaba (Montgomery) Island. With its total area of 400 square kilometres (154 sq mi), it is the world's largest inshore reef. The nearest populated place is Bardi, which is approximately 130 kilometres (81 mi) to the south west.
Pelican Island is an island off the Kimberley coast of Western Australia.
Champagny Island, known to the traditional owners as Nimenba, is an island off the coast of the Kimberley region in Western Australia.
Salisbury Island is located in the Recherche Archipelago off the south coast of Western Australia.
Western Kangaroo Island Marine Park is a marine protected area in the Australian state of South Australia located in the state’s coastal waters adjoining both the west coast of Kangaroo Island and Lipson Reef, an islet located to the south of Kangaroo Island.
Beacon Island, also known as Batavia's graveyard, is an island on the eastern side of the Wallabi Group at the northern end of the Houtman Abrolhos, in the Indian Ocean, off the coast of Western Australia.
