BRITISH Transport Police have launched an investigation after a claim of indecency on a train between Glasgow and Kilwinning.

Police are keen to trace a man pictured on CCTV to help with their ongoing enquiries.

The incident happened between 6.30pm and 7pm on Tuesday, October 31.

After leaving the service at Kilwinning, the passenger boarded another train which he alighted at Johnstone Railway Station.

Anyone with any information should contact British Transport Police on 0800 40 50 40 or text 61016 citing reference 493 of 31/10/2017.

Alternatively, contact Crimestoppers anonymously on 0800 555 111.