Australian Wetlands Database

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Edithvale-Seaford Wetlands

Overview

Key facts and figures:

Date of listing:

29 August 2001

The remnant habitats support a variety of native birds, several of which are of regional and state conservation significance (2007), Photo: Jeanette Muirhead

Australian Ramsar site number:

57

Criteria: 

1, 2, 3, 6

State/Territory:

Victoria

Area:

Edithvale Wetlands: 103 hectares.
Seaford Wetlands: 158 hectares

Drainage Division or IMCRA  region:

South-East Coast

Wetland type: 

  • P - Seasonal/intermittent freshwater lakes (over 8 ha); includes floodplain lakes
  • Q - Permanent saline/brackish/alkaline lakes
  • R - Seasonal/intermittent saline/brackish/alkaline lakes and flats

Key features of the site:

The Edithvale-Seaford wetlands are located in the south-eastern suburbs of Edithvale and Seaford in Melbourne, Victoria. They are the last remnants of the once extensive Carrum Carrum Swamp, a large inter-dunal lagoon that was largely drained in the late 19th century. The Ramsar site is used for flood control, conservation, recreation and education.

The wetlands in the Ramsar site are naturally fresh to brackish marshes and open water wetlands, underlain by peat beds that limit the entry of saline groundwater. Both wetlands receive waters from the surrounding urban and semi-rural catchment and discharge to Port Phillip Bay via drains.

The wetlands provide habitat in an urban setting for remnant species, supporting a range of native and introduced vegetation. A total of 202 plant species have been recorded for the wetlands, including a significant extension to the range of the native Southern Water Ribbons.

Remnant habitats support a variety of native bird, mammal, frog, reptile, fish and invertebrate populations, several of which are of regional and state conservation significance. Seaford Swamp is a site of international importance for the Sharp-tailed Sandpiper.

The Carrum Carrum Swamp was part of the extensive lands traditionally occupied the Bunerong people, providing important sources of food and material. The wetlands are now in the midst of an urban environment and are managed as an integral part of the regional drainage system. They are a significant resource for passive and nature-based recreation, and offer environmental education opportunities for local schools, tertiary institutions and the wider community.

Justification of the listing criteria:

The Edithvale-Seaford Wetlands Ramsar Site meets four of the nine criteria:

Criterion 1: The site contains the last remnants of the Carrum Carrum Swamp, a large freshwater wetland which was largely drained in the late 19th century. The wetlands have hydrological importance for this area. The wetlands, which include the locally depleted shallow freshwater marsh wetland type, are an essential component of the regional drainage system in receiving, retaining and diverting stormwater and other surface runoff.

Criterion 2: The site supports significant populations as well as foraging and potential breeding habitat of the Australasian Bittern, which is listed on the 'The 2008 International Union for Conservation of Nature Red List of Threatened Species' and is threatened in Victoria. The species has been repeatedly recorded at the Edithvale-Seaford Wetlands since surveys began in 1989.

Criterion 3: The Edithvale-Seaford Wetlands support ecological vegetation communities characteristic of the Gippsland Plain Bioregion, many of which are threatened. In addition, the site also represents 85% of the waterbird species recorded in the Gippsland Plain Bioregion.

Criterion 6: Edithvale-Seaford Wetlands regularly supports more than 1% of the East Asian-Australasian Flyway population of Sharp-tailed Sandpiper.

Please see the More Information page for additional information on this Ramsar site and access to the Ramsar Information sheets and other associated site documents.