Lorries have overturned on a ferry sailing at Cairnryan in high winds, prompting a major emergency response.
Several ambulances were sent to the scene along with police, the fire and rescue service and the coastguard, after six vehicles shifted on board the ferry, causing damage.
No one is reported to have been injured in the incident, which happened at around 7.30am on Tuesday, but some passengers have been confined to their vehicles.
P&O Ferries said in a statement: "We can confirm that an incident took place on the European Causeway this morning.
"In extreme weather conditions, a number of vehicles have moved position on the decks causing damage onboard.
"All passengers and crew are safely accounted for, there are no reports of injuries and the emergency services are in attendance."