Low Islets (Tasmania)
Encyclopedia
The Low Islets are a close pair of small granite
islands, with a combined area of about 2 ha
, in south-eastern Australia
. They are part of Tasmania
’s Passage Island Group, lying in eastern Bass Strait
south of Cape Barren Island in the Furneaux Group. It is one of only three sites where pelicans breed in Tasmania.
, wader
and waterbird species include Little Penguin
, Pacific Gull
, Silver Gull
, Sooty Oystercatcher
, Black-faced Cormorant
, Australian Pelican
, Caspian Tern
, Crested Tern and White-fronted Tern
.
Granite
Granite is a common and widely occurring type of intrusive, felsic, igneous rock. Granite usually has a medium- to coarse-grained texture. Occasionally some individual crystals are larger than the groundmass, in which case the texture is known as porphyritic. A granitic rock with a porphyritic...
islands, with a combined area of about 2 ha
Hectare
The hectare is a metric unit of area defined as 10,000 square metres , and primarily used in the measurement of land. In 1795, when the metric system was introduced, the are was defined as being 100 square metres and the hectare was thus 100 ares or 1/100 km2...
, in south-eastern Australia
Australia
Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...
. They are part of Tasmania
Tasmania
Tasmania is an Australian island and state. It is south of the continent, separated by Bass Strait. The state includes the island of Tasmania—the 26th largest island in the world—and the surrounding islands. The state has a population of 507,626 , of whom almost half reside in the greater Hobart...
’s Passage Island Group, lying in eastern Bass Strait
Bass Strait
Bass Strait is a sea strait separating Tasmania from the south of the Australian mainland, specifically the state of Victoria.-Extent:The International Hydrographic Organization defines the limits of the Bass Strait as follows:...
south of Cape Barren Island in the Furneaux Group. It is one of only three sites where pelicans breed in Tasmania.
Fauna
Recorded breeding seabirdSeabird
Seabirds are birds that have adapted to life within the marine environment. While seabirds vary greatly in lifestyle, behaviour and physiology, they often exhibit striking convergent evolution, as the same environmental problems and feeding niches have resulted in similar adaptations...
, wader
Wader
Waders, called shorebirds in North America , are members of the order Charadriiformes, excluding the more marine web-footed seabird groups. The latter are the skuas , gulls , terns , skimmers , and auks...
and waterbird species include Little Penguin
Little Penguin
The Little Penguin is the smallest species of penguin. The penguin, which usually grows to an average of in height and in length , is found on the coastlines of southern Australia and New Zealand, with possible records from Chile.Apart from Little Penguins, they have several common names...
, Pacific Gull
Pacific Gull
The Pacific Gull is a very large gull, native to the coasts of Australia. It is moderately common between Carnarvon in the west, and Sydney in the east, although it has become scarce in some parts of the south-east, as a result of competition from the Kelp Gull, which has "self-introduced" since...
, Silver Gull
Silver Gull
The Silver Gull also known simply as "seagull" in Australia, is the most common gull seen in Australia. It has been found throughout the continent, but particularly coastal areas. The South African Hartlaub's Gull and the New Zealand Red-billed Gull The Silver Gull (Chroicocephalus...
, Sooty Oystercatcher
Sooty Oystercatcher
The Sooty Oystercatcher, Haematopus fuliginosus, is a species of oystercatcher. It is a wading bird native to Australia and commonly found on its coastline. It prefers rocky coastlines, but will occasionally live in estuaries....
, Black-faced Cormorant
Black-faced Cormorant
The Black-faced Cormorant , also known as the Black-faced Shag, is a medium-sized member of the cormorant family. Upperparts, including facial skin and bill, are black, with white underparts. It is endemic to coastal regions of southern Australia.-Ecology:The Black-faced-Cormorant feeds largely on...
, Australian Pelican
Australian Pelican
The Australian Pelican is a large water bird, widespread on the inland and coastal waters of Australia and New Guinea, also in Fiji, parts of Indonesia and as a vagrant to New Zealand.-Taxonomy:...
, Caspian Tern
Caspian Tern
The Caspian Tern is a species of tern, with a subcosmopolitan but scattered distribution. Despite its extensive range, it is monotypic of its genus, and has no subspecies accepted either...
, Crested Tern and White-fronted Tern
White-fronted Tern
The White-fronted Tern is the most common tern of New Zealand. It rarely swims, apart from bathing, despite having webbed feet. The species is protected....
.