All 489 passengers were safely disembarked from the 22,400–gt Sirena Seaways(built 2002) after the crash on Saturday, but they were stranded for two hours.

Eyewitnesses said the vessel was listing after the accident, but crew pluggedthe leak from inside the hull, the BBC reported.

No pollution was found. An investigation has begun.

DFDS told the BBC it did not yet know why the vessel hit the side, but there had been strong winds in the area at the time.