Irwin Inlet is an inlet in the located on the Great Southern region of Western Australia.
It was also known as Quarram Inlet. [1] [2] The inlet receives water from two main sources, Bow River of the north west and Kent River to the north east. The inlet itself discharges into the Southern Ocean via Foul Bay.
The inlet is approximately 20 kilometres (12 mi) east of Walpole and 30 kilometres (19 mi) west of Denmark. The South Coast Highway is about 3 kilometres (2 mi) north of the inlet.
A sandbar across the entrance to the inlet on the ocean side, but this is often breached during the winter. The inlet bisects Peaceful Bay beach.
The inlet is a wave dominated estuary with a total area of 13 square kilometres (5 sq mi); it is estimated that 30% of the catchment is cleared. [3]
The inlet is slowly turning into swampland as a result of its high sediment loading and shallow depth. The basin supports large seagrass meadows and is used as a commercial fishery. [4]
The Bibbulmun Track crosses Irwin Inlet, and canoes are provided in sheds on either side of the track for hikers to make the crossing with. The channel is 150 metres (492 ft) wide at the point where it must be crossed. [5]
The Swan River is a major river in the southwest of Western Australia. The river runs through the metropolitan area of Perth, Western Australia's capital and largest city.
West Cape Howe National Park is a national park in Western Australia, 390 kilometres (240 mi) southeast of Perth. The park is found between Albany and Denmark within the City of Albany and in the Great Southern region.
William Bay National Park is a national park in the Great Southern region of Western Australia, 369 km (229 mi) southeast of Perth and between the towns of Denmark and Walpole.
The Bibbulmun Track is a long-distance walk trail in Western Australia. It runs from Kalamunda in the east of Perth to Albany, and is 1,003.1 kilometres (623.3 mi) long.
Mandurah is a coastal city in the Australian state of Western Australia, situated approximately 72 kilometres (45 mi) south of the state capital, Perth. It is the state's second most populous city, with a population of 90,306.
Denmark is a coastal town located on Wilson Inlet in the Great Southern region of Western Australia, 423 kilometres (263 mi) south-south-east of the state capital of Perth. At the 2016 census, Denmark had a population of 2,558; however, the population can be several times the base population during tourist seasons.
The Murray River is a river in the southwest of Western Australia. It played a significant part in the expansion of settlement in the area south of Perth after the arrival of British settlers at the Swan River Colony in 1829. It should not be confused with the Murray River in southeastern Australia, which is the longest river in the country.
Nornalup Inlet is an estuarine body of water on the south coast of the South West of Australia, approximately 450 km (280 mi) from Perth.
Leschenault Estuary is an estuarine lagoon that lies to the north of Bunbury, Western Australia. It had in the past met the Indian Ocean at the Leschenault Inlet, but that has been altered by harbour works for Bunbury, and the creation of The Cut north of the historical inlet location.
The Fitzgerald River is a river in the Great Southern region of Western Australia.
The Bow River is a river in the Great Southern region of Western Australia.
Wilson Inlet is a shallow, seasonally open estuary located on the coast of the Great Southern region of Western Australia.
Broke Inlet, originally named Broke's Inlet, is an inlet in the South West region of Western Australia located 19 kilometres (12 mi) west of Walpole.
Stokes Inlet is an inlet in the Goldfields-Esperance region of Western Australia.
Wellstead Estuary is an estuarine inlet in the Great Southern region of Western Australia.
The Hamersley River is an ephemeral river in the Great Southern region of Western Australia.
Torbay Inlet is an estuarine inlet in the Great Southern region of Western Australia situated approximately 40 kilometres (25 mi) east of the town of Denmark, Western Australia.
The estuaries of Western Australia are located along the coastline of Western Australia.
Estuaries of Australia are features of the Australian coastline. They are linked to tides, river mouths and coastal features and conditions. In many cases the features of estuaries are also named inlets.