For the first time in history, an outbreak of the E. coli O157 strain of bacteria, which previously has been associated with ruminant animals such as cattle, is now being linked to the consumption of crab meat and is known to have infected nine people in the city of Plymouth, England in the UK.
http://www.thisisplymouth.co.uk/case-E-coli-outbreak-Plymouth-linked-crab-meat/story-14113691-detail/story.html