Night Island (Tasmania)
Encyclopedia
Night Island is a small granite
island, with an area of 2.59 ha
, in south-eastern Australia
. It is part of Tasmania
’s Preservation Island Group, lying in eastern Bass Strait
south of Cape Barren Island in the Furneaux Group. It is a Conservation Area. The island has been identified by BirdLife International
as an Important Bird Area
(IBA) because it holds over 1% of the world population of Black-faced Cormorant
s.
and wader
species include Little Penguin
, Pacific Gull
and Sooty Oystercatcher
.
Other islands in the Preservation Group with breeding seabirds include:
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...
island, with an area of 2.59 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...
. It is 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 Preservation 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 a Conservation Area. The island has been identified by BirdLife International
BirdLife International
BirdLife International is a global Partnership of conservation organisations that strives to conserve birds, their habitats and global biodiversity, working with people towards sustainability in the use of natural resources...
as an Important Bird Area
Important Bird Area
An Important Bird Area is an area recognized as being globally important habitat for the conservation of bird populations. Currently there are about 10,000 IBAs worldwide. The program was developed and sites are identified by BirdLife International...
(IBA) because it holds over 1% of the world population of 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...
s.
Fauna
As well as up to 138 pairs of Black-faced Cormorants, 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...
and 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...
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...
and 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....
.
Other islands in the Preservation Group with breeding seabirds include:
- Preservation IslandPreservation IslandPreservation Island is a low and undulating granite and calcarenite island, with an area of 207 ha, in south-eastern Australia. It is part of Tasmania’s Preservation Island Group, lying in eastern Bass Strait south-west of Cape Barren Island in the Furneaux Group, and is an important historic...
- Preservation IsletsPreservation IsletsThe Preservation Islets are a close group of small granite islands, with a combined area of 0.93 ha, just north-west of Preservation Island in south-eastern Australia...
- Rum IslandRum Island (Tasmania)Rum Island is a granite island, with an area of 13.5 ha, just south of Preservation Island in south-eastern Australia. It is part of Tasmania’s Preservation Island Group, lying in eastern Bass Strait south-west of Cape Barren Island in the Furneaux Group...