Corkscrew (Environmental Association 8.2.5)

An undulating plain with parallel dunes, numerous small claypans and low rises with silcrete gibbers. There is a cover of tall open shrubland with a grass understory, low shrubland and low open woodland. Part of this association is used for extensive livestock grazing.

Climate

Mean annual rainfall

150 mm

Mean annual evaporation

3400-3600 mm

Landform parameters

Landscape description

SANDPLAIN WITH DUNES

Relief class

Negligible (less than 6 m)

Maximum relief

6 m

Mean altitude

200 m

Grain

Very coarse (Greater than 1,280 m)

Drainage network

None

Location

Longitude

133.62° E

Latitude

29.37° S

Area

4760 Km²

Groundwater resources and quality

Fractured rocks

None

Sedimentary rocks

Unsuitable for livestock (greater than 14,000 mg/L)

Shallow unconsolidated sediments

Only for livestock (7,001 to 14,000 mg/L)

Elevation profile