Police Transport Unit are seeking assistance with a damage incident that occurred at Ashfield Train Station along Guildford Road, Ashfield on Monday 13 May 2019.
Around 5:45pm a man was standing in an area of the station when he caused damage to the side of a train carriage using a spray paint can.
The man left the area a short time later heading in an unknown direction.
Police have released a CCTV image of a man who they believe may be able to assist them with their investigation.
The man is described as fair skinned with a slim build, short dark coloured hair and approximately 18-25 years of age. He was seen wearing a black shirt, dark blue pants and black sneakers. He was also carrying a black backpack.
If you have any information about the identity of this man or details of this offence please contact Crime Stoppers on 1800 333 000 or report online at www.crimestopperswa.com.au. You can remain anonymous if you wish and rewards are available once charges are laid.