Biodiversity publications archive

Refugia for biological diversity in arid and semi-arid Australia

Biodiversity Series, Paper No. 4
S.R. Morton, J. Short and R.D. Barker, with an Appendix by G.F. Griffin and G. Pearce
Biodiversity Unit
Department of the Environment, Sport and Territories, 1995

14. Refugia in New South Wales (continued)

14.4. Reference number NSW4

Refuge area: Darling and Talyawalka Anabranch Lakes

Biogeographic region: Darling Riverine Plains

Type of refuge: Wetlands

Lat./Long. Centred on 33°S / 141°45’E and 32°S / 143°E

Quality of refuge: Significant (1)

Area (km²) <10,000

Chief refuge value

A substantial complex of wetlands providing a wide range of habitats and a major drought refuge for waterbirds.

General description

A series of large overflow lakes and lagoons located along the middle reaches of the Anabranch of the Darling River north of Wentworth, and on the Talyawalka Anabranch of the Darling between Wilcannia and Menindee. Although the lakes are shallow and none is permanent, when flooded they may retain water for extended periods, even years. They provide drought refuge for large numbers of waterbirds1.

ANZECC-listed species

None identified.

Regional endemics

None identified.

Relict species

None identified.

Other significant species

None identified.

Key threats

Land degradation caused by over-grazing, and lake-bed cropping.

Land tenure

Nearie Lake Nature Reserve, pastoral leases.

Key references

1. Wettin et al. (1993)