North Yorkshire Police are asking for help in finding a suspect following a serious unprovoked assault on Lead Lane during the early hours of Sunday.
Ashley Paul Watson, 18, is suspected of being responsible for the incident which resulted in a 20-year-old woman receiving serious facial injuries.
Watson is described as white, around 5ft 10in tall with a medium build and short dark brown hair.
His current whereabouts are unknown at this time.
Members of the public are urged not to approach Watson, but to contact the police straight away if they see him.
Anyone who can help to locate Ashley Watson is asked to contact North Yorkshire Police on 101.