UPDATE: Brendon has been located safe and well.
Authorities have concerns for the welfare of 12-year-old Brendon Gannon.
He was last seen leaving his home address in Greenfields around 5pm yesterday and has not been seen since.
Brendon is described as 160cm tall with a slim build, short brown hair, fair skin, and brown eyes.
He was last seen wearing black school shorts and a grey Coodanup School top and is known to frequent the Mandurah area.
Any information please contact 131 444 and quote: CAD 172836.