Spencer Gulf Important Bird Area
Encyclopedia
The Spencer Gulf Important Bird Area comprises a 460 km2 strip of coastal land extending for about 100 km along the north-eastern coast of the Spencer Gulf
, on the west side of the Yorke Peninsula
of South Australia
. It passes close to the towns of Port Germein
and Port Broughton
, and the industrial city of Port Pirie. It is an important site for wader
s, or shorebirds.
(IBA) consists of intertidal
sand and mudflat
s used by waders as feeding habitat. There are also extensive areas of mangrove
s and salt marsh
es.
as an IBA because it supports over 1% of the world population of Red-necked Stint
s. Other waders and waterbirds sometimes recorded in significant numbers include Red Knot
s, Sharp-tailed Sandpiper
s, Banded Stilt
s, Pied Oystercatcher
s, Australian Shovelers and Fairy Tern
s. Chirruping Wedgebill
s and Rock Parrot
s have been recorded. A single sighting of an Orange-bellied Parrot
was made in 1992.
Spencer Gulf
The Spencer Gulf is the westernmost of two large inlets on the southern coast of Australia, in the state of South Australia, facing the Great Australian Bight. The Gulf is 322 km long and 129 km wide at its mouth. The western shore of the Gulf is the Eyre Peninsula, while the eastern side is the...
, on the west side of the Yorke Peninsula
Yorke Peninsula
The Yorke Peninsula is a peninsula located north-west and west of Adelaide in South Australia, Australia, between Spencer Gulf on the west and Gulf St Vincent on the east. It has geographic coordinates of...
of South Australia
South Australia
South Australia is a state of Australia in the southern central part of the country. It covers some of the most arid parts of the continent; with a total land area of , it is the fourth largest of Australia's six states and two territories.South Australia shares borders with all of the mainland...
. It passes close to the towns of Port Germein
Port Germein, South Australia
Port Germein is a small sea-side town situated 27 km to the north of Port Pirie on the eastern side of South Australia's Spencer Gulf. Named after either Captain John Germein or his brother Samuel Germein, the township was proclaimed in 1878...
and Port Broughton
Port Broughton, South Australia
Port Broughton is a small South Australian town located on the Yorke Peninsula on the east coast of Spencer Gulf. It is situated about 170 km north west of Adelaide, and 56 km south of Port Pirie At the 2006 census, Port Broughton had a population of 908....
, and the industrial city of Port Pirie. It is an important site for 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...
s, or shorebirds.
Description
Some 190 km2, or over 40%, of the Important Bird AreaImportant 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) consists of intertidal
Intertidal zone
The intertidal zone is the area that is above water at low tide and under water at high tide . This area can include many different types of habitats, with many types of animals like starfish, sea urchins, and some species of coral...
sand and mudflat
Mudflat
Mudflats or mud flats, also known as tidal flats, are coastal wetlands that form when mud is deposited by tides or rivers. They are found in sheltered areas such as bays, bayous, lagoons, and estuaries. Mudflats may be viewed geologically as exposed layers of bay mud, resulting from deposition of...
s used by waders as feeding habitat. There are also extensive areas of mangrove
Mangrove
Mangroves are various kinds of trees up to medium height and shrubs that grow in saline coastal sediment habitats in the tropics and subtropics – mainly between latitudes N and S...
s and salt marsh
Salt marsh
A salt marsh is an environment in the upper coastal intertidal zone between land and salt water or brackish water, it is dominated by dense stands of halophytic plants such as herbs, grasses, or low shrubs. These plants are terrestrial in origin and are essential to the stability of the salt marsh...
es.
Birds
The site has been identified by BirdLife InternationalBirdLife 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 IBA because it supports over 1% of the world population of Red-necked Stint
Red-necked Stint
The Red-necked Stint is a small migratory wader.- Description :These birds are among the smallest of waders, very similar to the Little Stint, Calidris minuta, with which they were once considered conspecific...
s. Other waders and waterbirds sometimes recorded in significant numbers include Red Knot
Red Knot
The Red Knot, Calidris canutus , is a medium sized shorebird which breeds in tundra and the Arctic Cordillera in the far north of Canada, Europe, and Russia. It is a large member of the Calidris sandpipers, second only to the Great Knot...
s, Sharp-tailed Sandpiper
Sharp-tailed Sandpiper
The Sharp-tailed Sandpiper, Calidris acuminata is a small wader.- Taxonomy :More recently, a review of new data has indicated that this bird should perhaps better be placed into the genus Philomachus- as P...
s, Banded Stilt
Banded Stilt
The Banded Stilt is a nomadic stilt from Australia. It belongs to the monotypical genus Cladorhynchus. It gets its name from the red-brown breast band found on breeding adults, but this is mottled or entirely absent in non-breeding adults and juveniles. Its remaining plumage is pied and the eyes...
s, Pied Oystercatcher
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 The Pied Oystercatcher, Haematopus longirostris, is a species of oystercatcher. It is a wading...
s, Australian Shovelers and Fairy Tern
Fairy Tern
The Fairy Tern is a small tern which occurs in the southwestern Pacific.There are three subspecies:* Australian Fairy Tern, Sterna nereis nereis - breeds in Australia...
s. Chirruping Wedgebill
Chirruping Wedgebill
The Chirruping Wedgebill is a species of bird in the Cinclosomatidae family.It is endemic to Australia.-References:* BirdLife International 2004. . Downloaded on 27 July 2007....
s and Rock Parrot
Rock Parrot
The Rock Parrot , also known as the Rock Elegant, is a parrot which is endemic to coastal South Australia, southern Western Australia, and that continent's offshore islands, including Rottnest Island. It is a small, predominantly olive-green parrot...
s have been recorded. A single sighting of an Orange-bellied Parrot
Orange-bellied Parrot
The Orange-bellied Parrot is a small broad-tailed parrot endemic to southern Australia, and one of only two species of parrot which migrate. The adult male is distinguished by its bright grass-green upperparts, yellow underparts and orange belly patch. The adult female and juvenile are duller...
was made in 1992.