Harwich Lifeboat Station said the ship has sustained structural damage and was initially taking water. This has now been contained and the ship is in no danger. The Harwich Lifeboat has been standing by since the incident occurred.
The ship is awaiting a diver to arrive in order to inspect the damage. The Harwich Lifeboat will continue to stand by until the incident is closed
Sirena Seaways operates between Denmark and Harwich.
More top news
The mother of missing RAF Serviceman Corrie McKeague says she "now knows" that her son is not in a Cambridgeshire landfill.
Officers say they are 'content' Corrie is not in the landfill areas which have now been searched.
ITV News Anglia was given access to police teams trying to curb the supply of class A drugs and limit the damage they do.