sentences:  The rock parrot is almost always encountered within a few hundred metres of the coast down to the high-water mark, though may occasionally follow estuaries a few kilometres inland.The preferred habitat is bare rocky ground or low coastal shrubland composed of plants such as pigface ("Disphyma crassifolium clavellatum"), saltbush ("Atriplex") or nitre bush ("Nitraria billardierei").The species has also been found in sand dunes and saltmarsh, and under sprinklers on the golf course on Rottnest Island.