The Washpool Lagoon, Aldinga Beach

Where Is It?: The Washpool is a shallow coastal lagoon immediately south of Aldinga Scrub Conservation Park along Norman Road and covers almost 75 ha. On the east it is bounded by Justs Road and the coast on the south-western side. The Blue Lagoon is a smaller lagoon at the north-eastern end.

There is a small car park at the western end of Button Road. Public transport is available on Bus Route 750 from Colonnades Centre Interchange to Sellicks Beach (Stop 130 on Norman Road, Aldinga Beach).

Owner: City of Onkaparinga, Department for Environment and Water, Primary Industries & Resources SA and SA Water.1

Property summary: Total area c. 75 hectares. Hundred of Willunga – Allotments 1 and 2 (Deposited Plan 7917), 9 and 11 (Filed Plan 10453), 116 (Deposited Plan 6326), 239 (Filed Plan 6804), 280 (Filed Plan 164103), Pieces 1 and 2  (Filed Plan 40143), Sections 296 and 862.

Landscape Management Region: Green Adelaide

Habitat: The Washpool is one of the last remaining coastal lagoons of its type along the metropolitan Adelaide coastline. The wetland fills rapidly in response to rain events and tends to fill at the break of season in May or June each year. Surface water or waterlogging persists as long as rain continues, usually until October. However, the wetland can dry out between rain events in this period.

Vegetation communities include:

  • The WashpoolChaffy Saw-sedge (Ghania filum) tall open sedgeland.
  • Thick-headed Glasswort (Sarcocornia blackiana) and Grey Samphire (Halosarcia pergranulata) low shrubland.
  • Salt Club-rush (Bolboschoenus caldwelli) sedgeland.
  • Coast Daisy-bush (Olearia axillaris), Coastal Bearded-heath (Leucopogon parviflorus), Coastal Wattle (Acacia longifolia sophorae) tall shrubland.
  • Lignum (Muehlenbeckia florulenta) shrubland.2, 3The Washpool

Total Species Recorded to Date: 115 (non-passerines 87, passerines 28)

Common Species: Spur-winged Plover, Little Raven, Pied Stilt, Black Swan, Common Starling, Grey Teal

Less Common Species: White-fronted Chat, Great Cormorant, Hoary-headed Grebe, New Holland Honeyeater


References:
 1 Letter – Chris Picton to Minister Mullighan – April 2016.
 2 Valamanesh, A. (1999). Washpool Lagoon Vegetation and Revegetation Management Plan. Stage 1. Green Environmental Consultants. Hallett Cove. South Australia.

 3 QED pty ltd in association with Green Environmental Consultants, Epawe and Graham Carpenter. (2007).Washpool Lagoon and Environs Management Plan. City of Onkaparinga/Planning SA.


Updated: 1/09/2019

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