At approximately 7.15pm on Thursday 19 December 2015, a man boarded a route 445F bus on Collibah Drive in Greenwood.
During the journey, the man used a marker pen to damage the back of a bus seat.
Police have released a CCTV image of a man who they believe can assist them with their inquiries.
The man is described as:
- Light skinned
- Clean shaven
- Slim/medium build
- 25 to 35 years of age
- Wearing a black baseball cap, white top, jeans and thongs.
If you know the identity of this person or have any information about this offence make a report online at crimestopperswa.com.au or call Crime Stoppers on 1800 333 000, where all calls are strictly confidential, and rewards are offered.