Alexander Island is a 5.4 hectare island

Island

An island or isle is any piece of sub-continental land that is surrounded by water. Very small islands such as emergent land features on atolls can be called islets, cays or keys. An island in a river or lake may be called an eyot , or holm...

 in the Collie River

Collie River

The Collie River is a river in the South West region of Western Australia.The river was named after Dr Alexander Collie who, along with Lt. William Preston, was the first European explorer to find the river in 1829....

, Western Australia

Western Australia

Western Australia is a state of Australia, occupying the entire western third of the Australian continent. It is bounded by the Indian Ocean to the north and west, the Great Australian Bight and Indian Ocean to the south, the Northern Territory to the north-east and South Australia to the south-east...

. It is located at 33°18′44"S 115°42′3"E, a few hundred metres east of the Collie Bridge in Australind

Australind, Western Australia

Australind is a satellite town and outer northern suburb of Bunbury, Western Australia, and is located 12 km north-east of Bunbury's central business district. Its Local Government Area is the Shire of Harvey. At the 2006 census, Australind had a population of 8,717. -History:Prior to European...

, a suburb of Greater Bunbury.

The island was part of a 120 hectare land grant

Land grants in the Swan River Colony

The Swan River Colony, established in June 1829, was the only British colony in Australia established on the basis of land grants to settlers. Under the conditions stipulated by the Colonial Office, settlers would be granted land in proportion to the value of assets and labour that they brought to...

 made to George Leake

George Leake (merchant)

George Leake was a wealthy landholder in the early days of the Swan River Colony. Backed with considerable assets, Leake supported many of the early settlers of the colony who were struggling financially...

 in 1839. Because it was located in the middle of the river, it was left in a relatively undisturbed state. In 2005, it was recognised as an important wildlife

Wildlife

Wildlife includes all non-domesticated plants, animals and other organisms. Domesticating wild plant and animal species for human benefit has occurred many times all over the planet, and has a major impact on the environment, both positive and negative....

 habitat

Habitat

* Habitat , a place where a species lives and grows*Human habitat, a place where humans live, work or play** Space habitat, a space station intended as a permanent settlement...

, and purchased by the Government of Western Australia

Government of Western Australia

The formation of the Government of Western Australia is prescribed in its Constitution, which dates from 1890, although it has been amended many times since then...

 for $110,000. It is now reserved as open space under the Greater Bunbury Region Scheme.