Geography | |
---|---|
Location | Indian Ocean, off the coast of Western Australia |
Coordinates | 28°27′55″S113°41′41″E / 28.46528°S 113.69472°E |
Archipelago | Houtman Abrolhos |
Area | 6.21 km2 (2.40 sq mi) |
Coastline | 14.93 km (9.277 mi) |
Administration | |
Australia | |
State | Western Australia |
Demographics | |
Population | Uninhabited |
West Wallabi Island is an island in the Wallabi Group of the Houtman Abrolhos, in the Indian Ocean off the west coast of mainland Australia.
West Wallabi Island was important in the story of the Batavia shipwreck and massacre. Following the shipwreck in 1629, a group of soldiers under the command of Wiebbe Hayes were put ashore there to search for water. A group of mutineers, led by Jeronimus Cornelisz, took control of the other survivors and left Hayes' group there in the hope that they would starve or die of thirst. However the soldiers discovered that they could wade to East Wallabi Island, where there was a fresh water spring. Furthermore, West and East Wallabi Islands are the only islands in the group upon which the tammar wallaby lives. Thus the soldiers had access to sources of both food and water that were unavailable to the mutineers.
Later the mutineers mounted a series of attacks, which the soldiers beat off. The Wiebbe Hayes Stone Fort, remnants of improvised defensive walls and stone shelters built by Wiebbe Hayes and his men on West Wallabi Island, are Australia's oldest known European structures, [1] [2] : 37 [3] more than 150 years before expeditions to the Australian continent by James Cook and Arthur Phillip. [4]
In the context of the Batavia mutiny and massacre, West Wallabi Island is often referred to as "Wiebbe Hayes' Island" [ citation needed ]. This was the name given it in contemporary sources, and was used by historians as long as it remained a lost toponym. [ citation needed ]
Nominally located at 28°28′3″S113°41′12″E / 28.46750°S 113.68667°E , [5] [6] West Wallabi Island is the largest island in the Houtman Abrolhos, with an area of 6.21 km2 (about 2.5 sq miles) which is more than a third of the total land area of the archipelago. It is located in the north-west of the Wallabi Group, the northernmost of three island groups in the Houtman Abrolhos.
The island has three named points: Slaughter Point, Blowfish Point and Pelican Point. Between Blowfish Point and Pelican Point is a bay named Shag Bay, and south of Pelican Point is a bay named Horseyard Bay.
The island is surrounded by submerged coral reef. This is narrow at Shag Bay, but fairly extensive along the rest of the coast. To the north-east, the reef is high enough for a person to wade from island to island: islands connected to West Wallabi Island in this way include Barge Rock, Turnstone Island, Seagull Island, Oystercatcher Island and East Wallabi Island.
The base of West Wallabi Island is the Wallabi Limestone, a dense calcretised coral limestone platform that underlies the entire Wallabi Group. This platform, which rises abruptly from a flat shelf, is about 40 metres (130 ft) thick, and is of Quaternary origin. Reefs that formed during the Eemian interglacial (about 125,000 years ago) when sea levels were higher than at present, are now emergent in places, and constitute the basement of the group's central platform islands, which include West Wallabi Island. [7] [8]
The basement is capped in some places by an aeolianite pavement, and this is in turn overlain in places by sand dunes. [8] [9]
As one of the few islands in the Houtman Abrolhos large enough to support dune systems, West Wallabi Island supports a relatively high diversity of plant life: according to a survey published in 2001, 97 plant species occur on the island. Both the dunes and the pavement limestone support species-rich vegetation complexes dominated by chenopod shrubs, and these communities have been identified as important for species conservation, because they are diverse, yet easily disturbed and slow to recover. [10]
The island is part of the Houtman Abrolhos Important Bird Area, identified as such by BirdLife International because it supports large numbers of breeding seabirds. [11]
Batavia ( ) was a ship of the Dutch East India Company (VOC). She was built in Amsterdam in 1628 as the flagship of one of the three annual fleets of company ships and sailed that year on her maiden voyage for Batavia, capital of the Dutch East Indies. On 4 June 1629, Batavia was wrecked on the Houtman Abrolhos, a chain of small islands off Western Australia.
The Houtman Abrolhos is a chain of 122 islands and associated coral reefs in the Indian Ocean off the west coast of Australia about 80 kilometres (50 mi) west of Geraldton, Western Australia. It is the southernmost true coral reef in the Indian Ocean, and one of the highest latitude reef systems in the world.
Jeronimus Cornelisz was a Dutch apothecary and Dutch East India Company merchant who sailed aboard the merchant ship Batavia which foundered near the Australian mainland. Cornelisz then led one of the bloodiest mutinies in history.
The Wallabi Group is the northernmost group of islands in the Houtman Abrolhos off the western coast of Western Australia. it is 58 kilometres from the Australian mainland, and about 9 kilometres from the Easter Group.
The Pelsaert Group is the southernmost of the three groups of islands that make up the Houtman Abrolhos island chain. It consists of a number of islands, the largest of which are Gun Island, Middle Island, and Pelsaert Island. The group is named after Francisco Pelsaert a Dutch "opperkoopman", who stranded nearby with the VOC-ship "Batavia" in 1629. The group contains the most southerly true coral reefs in the Indian Ocean. The group is part of the Houtman Abrolhos Important Bird Area, identified as such by BirdLife International because of its importance for supporting large numbers of breeding seabirds.
North Island is the northernmost island in the Houtman Abrolhos, a coral reef archipelago in the Indian Ocean off the coast of Mid West Western Australia. Located about 14 km (9 mi) from the nearest island group, it is one of the largest islands in the Houtman Abrolhos, and one of the few to support dune systems. It has relatively diverse flora dominated by chenopod shrubs and fauna that includes the introduced tammar wallaby, around seven species of reptile, and about 15 resident bird species.
The Abrolhos painted buttonquail is a subspecies of the painted buttonquail endemic to the Houtman Abrolhos. It is common on North Island, and also occurs on other islands of the Wallabi Group, namely East Wallabi, West Wallabi, Seagull and Pigeon Islands.
Batavia Road is an anchorage, or roadstead, in the Pelsaert Group of the Houtman Abrolhos, off the coast of Western Australia. It is located at 28°58′S113°58′E, on the eastern side of Pelsaert Island, near its southern end. It was discovered and named in April 1840 by John Clements Wickham, captain of HMS Beagle. Wickham's assistant John Lort Stokes later wrote:
"On the south west point of the island the beams of a large vessel were discovered, and as the crew of the Zeewyk, lost in 1728 [sic], reported having seen the wreck of a ship on this part, there is little doubt that the remains were those of the Batavia, Commodore Pelsart, lost in 1627. We in consequence named our temporary anchorage Batavia Road, and the whole group Pelsart Group."
Wallabi Limestone is the name given to the dense calcretised, limestone platform that underlies the Wallabi Group of the Houtman Abrolhos, an archipelago off the coast of Western Australia. This platform, which arises abruptly from a flat shelf, is about 40 metres thick, and is of marine biogenic origin, having originated as a coral reef. It reached its maximum size during the Eemian Stage, when sea levels were higher than at present. The subsequent fall in sea level resulted in the reef becoming emergent in places, thus forming the basement of the group's "central platform" islands, namely West Wallabi Island, East Wallabi Island and North Island.
Pigeon Island is a small island located need the middle of the Wallabi Group of the Houtman Abrolhos, an archipelago off the coast of Western Australia. It is almost entirely given over to western rock lobster fishers' camps, and as a result is far more disturbed than most other islands in the archipelago. A nearby island also seasonally populated by fishers is named Little Pigeon Island, hence Pigeon Island is sometimes referred to as "Big Pigeon Island".
Pigeon Island Anchorage is a passage through a reef that runs along the northwest wide of Pigeon Island in the Wallabi Group of the Houtman Abrolhos, an archipelago off the coast of Western Australia. Pigeon Island is seasonally populated by a great many Western Rock Lobster fishers, and Pigeon Island Anchorage represents the only safe approach to the island. It is thus heavily used as both a navigational passage and as an anchorage.
Wiebbe Hayes was a Dutch soldier known for his leading role in the suppression of Jeronimus Cornelisz's massacre of shipwreck survivors in 1629, after the merchant ship Batavia was wrecked in the Houtman Abrolhos, a chain of coral islands off the west coast of Australia.
Shag Rock is a small rocky island in the Wallabi Group of the Houtman Abrolhos.
East Wallabi Island is an island in the Wallabi Group of the Houtman Abrolhos, located in the Indian Ocean off the west coast of mainland Australia.
Traitors Island is an uninhabited island off the western coast of Australia, near the site of the Batavia shipwreck. About 50 metres long, it is situated near Beacon Island and is part of the Wallabi Group within the Houtman Abrolhos.
Max Cramer OAM was an Australian scuba diver who became famous as the co-discoverer of the wreck of the Batavia on 4 June 1963. He was involved in a number of maritime archaeology projects pertaining to historic shipwrecks in Western Australia.
Wouter Loos was a soldier on board the Dutch East India Company ship Batavia, which sank on Morning Reef in the Wallabi Group of the Houtman Abrolhos Islands off the coast of Western Australia in 1629. Loos had a critical role in the subsequent Batavia Mutiny, becoming the leader of the mutiny after the original leader, Jeronimus Cornelisz (Corneliszoon), was captured.
The Wiebbe Hayes Stone Fort on West Wallabi Island is the oldest surviving European building in Australia and was built in 1629 by survivors of the Batavia shipwreck and massacre. West Wallabi Island is 63 km (39 mi) from the coast of Western Australia.
Pelsaert Island is one of the islands of the Pelsaert Group, which is the southernmost of the three groups of islands that make up the Houtman Abrolhos island chain in Western Australia.
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.
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