Justification of Ecoregion Delineation The Western Australian Mulga Shrublands comprises two full IBRA’s, ‘Gascoyne’ and ‘Murchison’ (Thackway and Cresswell 1995). The region is characterized by tall mulga shrubs.
References Thackway, R. and I. D. Cresswell. editors. 1995. An Interim Biogeographic Regionalisation for Australia: a framework for establishing the national system of reserves, Version 4.0. Australian Nature Conservation Agency, Canberra.