Paul Clifford York, 45, was last seen in the town of Kalannie last
Thursday at 7am and was reported missing the next day.
His white 1992 Holden utility was found on Monday morning 17km west of Kalannie at Petrudor Rocks.
Police and SES are searching a 9-square kilometre area near Petrudor Rocks, which is a popular picnic spot off the Pithara-Kalannie Road.
Mr York is described as 168cm tall with a slim build, short brown hair, green eyes and a beard.
He has a thumb missing from his left hand.
He was last seen wearing brown work boots, short blue Hard Yakka shorts, a t-shirt and a flannelette shirt.
Anyone with information is asked to contact Crime Stoppers on 1800 333 000.
Paul York has not been seen since Wednesday 9 November 2011 after leaving his home address in Dalwallinu, Western Australia. He was last seen wearing brown work boots, short blue “hard yakka” shorts, a t-shirt and flannelette shirt. His white 1992 Holden utility was found on the 15 November 2011, 17km west of Kalannie at Petrudor Rocks. Western Australia. Despite an extensive land and air search by Police, Paul has not been located.