A MAN sexually assaulted a 15-year-old girl near a Southampton railway station.

The girl was waiting at the bus stop on Bitterne Road West, near Bitterne railway station, at about 12.55pm on Sunday, August 9, when a man approached her and touched her inappropriately over the top of her clothes.

Police say both the man and the girl got on the number 18 Bluestar bus, when the man sat opposite her and tried to communicate with her.

The victim's mother later called police to report the incident.

The man has been described as being white, aged between 30 and 40 years old, with short black hair and stubble.

He was said to be wearing a green short-sleeved shirt, jeans, and a grey bum bag.

Anyone who was on the bus and witnessed the incident or has any information can call police on 101, quoting reference number 44200301639.