Ten people were treated and discharged at the scene, the emergency service added in a statement.

Pictures posted on Twitter showed a large ship propped up against the wall of a dry dock. A local councillor posting on the social media site said strong winds had caused the incident.

Scottish medical authorities at the Edinburgh Royal Infirmary, which received 11 patients, urged people not to attend its accident and emergency department as it would be busy dealing with the victims of the incident.

Five ambulances, an air ambulance, three trauma teams and other specialist responders had earlier attended the scene after the accident took place at about 0830 GMT.

Edinburgh Police said a boat had become dislodged from its holding at Imperial Dock in Leith, near Edinburgh.