Police have issued the picture of a man they want to speak to following an assault on a bus heading for Balloch.
Officers believe the man they want to speak to can help with their enquiries.
This follows an incident on the A1 First Bus service between Glasgow and Balloch on Monday, July 15.
The assault took place at around 5.30pm.
Human trafficking victim turns up at Dumbarton police station in bid for help
Constable Mary MacIntyre from Greater Glasgow Public Protection Unit said: “Enquiries are ongoing to trace the person responsible for this incident. As part of our enquiries it is important that we speak to the man in the images as we believe he may have information that is significant to this investigation.
“I would appeal to anyone who recognises the man, or indeed the man himself to contact Greater Glasgow’s Public Protection Unit through 101 quoting incident no 3576 of Monday, July 15.”
Dumbarton support group for kinship carers faces doubts over future
The male shown in the image was seen in Lime Street, Scotstoun.
For more local news, click here