The ferry Sirena Seaways carrying 400 passengers and their vehicles hit the dockside at Harwich, Essex, England this afternoon.
A lifeboat was launched and the Essex Fire and Rescue Services rushed to the scene.
The ferry, operated by DFDS Seaways, is reported to be holed under the water line but has been stabilised by the crew.
No injuries have been reported and passengers are expected to be able to disembark via ramps.
The ferry had travelled from Esbjerg in Denmark and was docking shortly after 12:00 local time when the incident occurred.
The shipfinder.co screenshot below shows the response from tugs in the harbour at the time of the incident.
Playback link (best viewed at 30 to 60x): http://shipfinder.co/ship/220174000/time/2013-06-22T10:40:00%20UTC – data in 10 minute intervals
Live vessel track from Sirena Seaways: http://shipfinder.co/ship/220174000
Archive image of Sirena Seaways, formerly Dana Sirena, taken in Harwich: