NSW Crest
Home > Coastal and floodplains > Estuaries > Major Estuaries

Estuaries in NSW

Dee Why Lagoon
Next South Next North
Curl Curl Lagoon Narrabeen Lake
[Image of Estuary] Dee Why Lagoon
Shape, Size and Scale of Estuary

Estuary Type

Small coastal lake

Estuary Characteristics

Area Catchment 6.2 km2
Waterway Area 0.3 km2
Entrance Characteristics Intermittently/mechanically opened, untrained
Location (Lat-Long) 33.747S ,  151.304E
Distance (from Sydney) 13 km North
Summary of Available Data Data Pages

Physical Features

Significant Estuarine Tributaries

Dee Why Lagoon

Population and Holiday Centres

Dee Why

Special Attributes

General

  • Narrabeen, Curl Curl and Dee Why Lagoons contribute to scenic views from many of Sydney's northern beach suburbs.
  • Important seagrass meadows are located in Narrabeen Lakes and Dee Why Lagoon.
  • Significant habitats for bird life.

Estuarine Vegetation

The spatial data is reproduced from NSW Fisheries(2006/7) studies, whilst the species makeup is from the West et al.(1985). This map shows the spatial extent of the Estuarine Vegetation.

Type Area Species 1
(km2)
Mangroves 0.000
Seagrass 0.000
Saltmarsh 0.030

References

R.J. Williams, G. West, D. Morrison and R.G. Creese, (2006),
"Estuarine Resources of New South Wales",
prepared for the Comprehensive Coastal Assessment (DoP) by the NSW Department of Primary Industries, Port Stephens.

R.J. West, C.A. Thorogood, T.R. Walford and R.J. Williams. (1985).
"An Estuarine Inventory for New South Wales, Australia".
Fisheries Bulletin 2. Department of Agriculture, New South Wales.

Estuary Commerce

fishing

Management Issues

This estuary falls in the area covered by Sydney Metro Catchment Management Authority.

Dee Why Lagoon

Current Situation

Warringah Council has formed the Curl Curl / Dee Why Joint Floodplain and Estuary Management Committee to prepare a management plan for Dee Why Lagoon. Council is currently implementing the management plan.

The Estuary Management Process 2

Process Status Date
Form Estuary Management Committee (EMC) completed
Assemble Existing Data completed
Carryout Process Study completed
Carryout Estuary Management Study completed
Draft Estuary Management Plan completed
Review Estuary Management Plan completed 2004
Implement Estuary Management Plan commenced Adopted in 2004
Monitor and Review Estuary Management Process none

Contact Details

Warringah Council Tim Meaker
Ph 9942 2663 Fax 9971 4522

References

Local Government Areas

Warringah

NSW 1:25000 Map Name(s)

Mona Vale