1.1.1.1 Definitions used

The Pedirka subregion is located in SA and the NT (Figure 4), and is defined by the extent of the Pedirka geological basin (see Section 1.1.1 for further detail). The subregion spans an area of about 75,760 km² and is located entirely within the Kati Thanda – Lake Eyre surface drainage catchment.

Figure 3 Lake Eyre Basin bioregion and subregions

Figure 4 Pedirka subregion showing surface water catchments