Louisa Island is an

island An island (or isle) is an isolated piece of habitat that is surrounded by a dramatically different habitat, such as water. Very small islands such as emergent land features on atolls can be called islets, skerries, cays or keys. An island ...

with a short sandy

tombolo A tombolo is a sandy or shingle isthmus. A tombolo, from the Italian ', meaning 'pillow' or 'cushion', and sometimes translated incorrectly as ''ayre'' (an ayre is a shingle beach of any kind), is a deposition landform by which an island become ...

, located adjacent to the south-western coast of

Tasmania ) , nickname = , image_map = Tasmania in Australia.svg , map_caption = Location of Tasmania in AustraliaCoordinates: , subdivision_type = Country , subdi ...

, Australia. The irregularly shaped island is part of the Maatsuyker Islands Group, and comprises part of the

Southwest National Park Southwest National Park is an Australian national park located in the south-west of Tasmania, bounded by the Franklin-Gordon Wild Rivers National Park to the north and the Hartz Mountains National Park to the east. It is a part of a chain of ...

and the

Tasmanian Wilderness The Tasmanian Wilderness World Heritage Area, abbreviated to TWWHA, is a World Heritage Site in Tasmania, Australia. It is one of the largest conservation areas in Australia, covering , or almost 25% of Tasmania. It is also one of the last ex ...

World Heritage Site A World Heritage Site is a landmark or area with legal protection by an international convention administered by the United Nations Educational, Scientific and Cultural Organization (UNESCO). World Heritage Sites are designated by UNESCO for h ...

.Brothers, Nigel; Pemberton, David; Pryor, Helen; & Halley, Vanessa. (2001). ''Tasmania’s Offshore Islands: seabirds and other natural features''. Tasmanian Museum and Art Gallery: Hobart. The island's highest point is

above sea level Height above mean sea level is a measure of the vertical distance (height, elevation or altitude) of a location in reference to a historic mean sea level taken as a vertical datum. In geodesy, it is formalized as ''orthometric heights''. The comb ...

and, at low tide, the island is joined to the mainland by a

sand spit A spit or sandspit is a deposition bar or beach landform off coasts or lake shores. It develops in places where re-entrance occurs, such as at a cove's headlands, by the process of longshore drift by longshore currents. The drift occurs due t ...

Flora and fauna

The central parts of the island are lightly

forest A forest is an area of land dominated by trees. Hundreds of definitions of forest are used throughout the world, incorporating factors such as tree density, tree height, land use, legal standing, and ecological function. The United Nations' ...

ed with ''

Eucalyptus nitida ''Eucalyptus nitida'', commonly known as the Smithton peppermint, is a species of tree or mallee that is endemic to Tasmania. It has varying amounts of loose, fibrous or flaky bark, lance-shaped to curved adult leaves, flower buds in groups of n ...

'' and ''

Eucalyptus ovata ''Eucalyptus ovata'', commonly known as swamp gum or black gum, is a small to medium-sized tree species that is endemic to south-eastern Australia. It has mostly smooth bark, glossy green, lance-shaped to egg-shaped adult leaves, green flower bu ...

'', with an

understorey In forestry and ecology, understory (American English), or understorey (Commonwealth English), also known as underbrush or undergrowth, includes plant life growing beneath the forest canopy without penetrating it to any great extent, but abov ...

of ''

Leptospermum scoparium ''Leptospermum scoparium'', commonly called mānuka, () mānuka myrtle, New Zealand teatree, broom tea-tree, or just tea tree, is a species of flowering plant in the myrtle family Myrtaceae, native to New Zealand (including the Chatham Islands ...

'' and ''

Melaleuca squarrosa ''Melaleuca squarrosa'', commonly known as scented paperbark, is a plant in the myrtle family, Myrtaceae and is endemic to south eastern parts of Australia, especially Tasmania. It is an attractive shrub with dense foliage and arching branches an ...

''.

Bracken Bracken (''Pteridium'') is a genus of large, coarse ferns in the family Dennstaedtiaceae. Ferns (Pteridophyta) are vascular plants that have alternating generations, large plants that produce spores and small plants that produce sex cells (eggs ...

covers areas subjected to recent

fires Fire is the rapid oxidation of a material (the fuel) in the exothermic chemical process of combustion, releasing heat, light, and various reaction products. At a certain point in the combustion reaction, called the ignition point, flames are pr ...

. The island is part of the Maatsuyker Island Group

Important Bird Area An Important Bird and Biodiversity Area (IBA) is an area identified using an internationally agreed set of criteria as being globally important for the conservation of bird populations. IBA was developed and sites are identified by BirdLife Int ...

, identified as such by

BirdLife International BirdLife International is a global partnership of non-governmental organizations that strives to conserve birds and their habitats. BirdLife International's priorities include preventing extinction of bird species, identifying and safeguarding ...

because of its importance as a breeding site for seabirds.BirdLife International. (2011). Important Bird Areas factsheet: Maatsuyker Island Group. Downloaded from http://www.birdlife.org on 09/08/2011. Recorded breeding

seabird Seabirds (also known as marine birds) are birds that are 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 enviro ...

and

wader 245px, A flock of Dunlins and Red knots">Red_knot.html" ;"title="Dunlins and Red knot">Dunlins and Red knots Waders or shorebirds are birds of the order Charadriiformes commonly found wikt:wade#Etymology 1, wading along shorelines and mudflat ...

species are the

little penguin The little penguin (''Eudyptula minor'') is a species of penguin from New Zealand. They are commonly known as little blue penguins or blue penguins owing to their slate-blue plumage and are also known by their Māori name . The Australian lit ...

short-tailed shearwater The short-tailed shearwater or slender-billed shearwater (''Ardenna tenuirostris''; formerly ''Puffinus tenuirostris''), also called yolla or moonbird, and commonly known as the muttonbird in Australia, is the most abundant seabird species in A ...

(206,000 pairs),

fairy prion The fairy prion (''Pachyptila turtur'') is a small seabird with the standard prion plumage of blue-grey upperparts with a prominent dark "M" marking and white underneath. The sexes are alike. This is a small prion of the low subantarctic and sub ...

(400 pairs),

common diving-petrel The common diving petrel (''Pelecanoides urinatrix''), also known as the smaller diving petrel or simply the diving petrel, is a diving petrel, one of four very similar auk-like small petrels of the southern oceans. It is native to South Atlanti ...

(1600 pairs),

Pacific gull The Pacific gull (''Larus pacificus'') 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 re ...

sooty oystercatcher The sooty oystercatcher (''Haematopus fuliginosus'') is a species of oystercatcher. It is a wading bird endemic to Australia and commonly found on its coastline. It prefers rocky coastlines, but will occasionally live in estuaries. All of its fea ...

and

pied oystercatcher The pied oystercatcher (''Haematopus longirostris'') is a species of oystercatcher. It is a wading bird native to Australia and commonly found on its coastline. The similar South Island pied oystercatcher (''H. finschi'') occurs in New Zealand. ...

Mammal Mammals () are a group of vertebrate animals constituting the class Mammalia (), characterized by the presence of mammary glands which in females produce milk for feeding (nursing) their young, a neocortex (a region of the brain), fur or ...

s present include the

Tasmanian pademelon The Tasmanian pademelon (''Thylogale billardierii''), also known as the rufous-bellied pademelon or red-bellied pademelon, is the sole species of pademelon found in Tasmania, and was formerly found throughout southeastern Australia. This pademelo ...

and

long-nosed potoroo The long-nosed potoroo (''Potorous tridactylus'') is a small, hopping, gerbil-like mammal native to forests and shrubland of southeastern Australia and Tasmania. A member of the rat-kangaroo family (Potoroidae), it lives alone and digs at night f ...

. The

Tasmanian tree skink The agile cool-skink or Tasmanian tree skink (''Carinascincus pretiosus'') is a species of skink in the family Scincidae. It is endemic to Tasmania and the Bass Strait islands. It is viviparous, and may be found in a wide variety of habitats, ...

is present.

References

Islands of South West Tasmania Protected areas of Tasmania South West coast of Tasmania Important Bird Areas of Tasmania Tombolos {{Tasmania-geo-stub

Flora and fauna

See also

References