Cannington Detectives are appealing for information from the public to locate 19-year-old Angus Tapper.
Detectives believe Mr Tapper can assist them with an ongoing investigation into a series of burglary incidents in the Mandurah and Cannington districts.
He is described as approximately 179cm tall, slim build, with brown hair and brown eyes.
Members of the public who sight Mr Tapper should not approach him as he is unpredictable and may be armed. Any sightings of Mr Tapper should be reported to police on 131 444.
Anyone with information relating to his whereabouts is asked to contact Crime Stoppers on 1800 333 000 or report online at crimestopperswa.com.au.