The Regional Investigations Unit are continuing their investigation into three armed robberies that occurred between May 26 and 27 in Beldon, Malaga and The Lakes.
Two men have been charged in relation to these incidents.
Itt will be alleged the men, one armed with a handgun and the other with pepper spray, robbed three service stations across the metropolitan area.
Detectives would like to identify the man pictured below as they believe he can assist them with their inquiries.
The man is described as fair skinned, medium build, approximately 180cm tall with dark coloured hair.
Anyone with information is asked to contact Crime Stoppers on 1800 333 000 or report online at www.crimestopperswa.com.au