Grimsby is strongly linked with the sea fishing industry, which once generated wealth for the town. At its peak in the 1950s, it was the largest and busiest fishing port in the world. As a result of the Cod Wars with Iceland, this industry has been in decline for many years. In 1970 around 400 trawlers were based in the port, by 2013 only 5 trawlers remain based there. By comparison, 15 vessels are used to maintain offshore wind farms in the North Sea. The town still has the largest fish market in the UK, but most of what is sold
Collapse of the Atlantic northwest cod fishery that extended to 200 mi offshore. The government wanted to reverse declining fish stocks by removing foreign fishing within the new inshore fishery boundaries. With the absence of foreign fishing many Canadian and U.S fishing trawlers took their place and the number of cod kept diminishing past a point of recovery. Many local fishermen noticed the drastic decrease of cod and tried to inform local government officials. In 1986, scientists did a review of calculations and data after which they determined, in order to conserve cod fishing the total allowable catch rate had to be cut in half. However, even