Open grasslands and saltbushes hide the vulnerable Murray Swainson-pea and the endangered Plains-wanderer, a small quail-like bird. Other significant species and communities protected include:
Animals
Peregrine falcon, Major Mitchell's cockatoo, Elegant Parrot, Thick-billed Grasswren (nationally vulnerable), Slender-billed Thornbill (nationally vulnerable), Hooded Robin, Stimson's Python, Eastern Grey Kangaroo.
Plants
Purplewood Wattle (nationally vulnerable), Slender bell-fruit (nationally vulnerable), Riverine flax-lily, Wilga, Australian Broomrape, Broughton Pea.
Vegetation communities
Mulga woodland, Bullock bush shrubland, Freshwater wetlands, River Red Gum woodlands.