Fowey's all-weather lifeboat Maurice and Joyce Hardy responded to a distress call from the commercial vessel which had suffered engine failure.
The 11m boat was returning to Fowey from the city on Friday after finishing a job.
Despite every effort by the vessel's experienced crew to find a solution, they were forced to anchor two miles south of Looe Island in a significant, sloppy swell with a brisk south westerly breeze blowing.
Read more: http://www.plymouthherald.co.uk/Boat-sailing-Plymouth-rescued-contaminated-fuel/story-26395183-detail/story.html#ixzz3YcvVqq4m