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
Cod a 70% drop over the last 30 years, and if this trend continued, the world’s cod stocks would disappear in 15 years. Åsmund Bjordal, director of the Norwegian Institute of Marine Research disputed the WWF's claim, noting the healthy Barents Sea cod population. Cod (known in Norway as skrei) is among Norway's most important fishery exports and the Barents Sea is Norway's most important cod fishery. In 2015, the Norwegian Seafood Council invited Crown Prince Haakon to take part in opening the year’s cod fishing season on the island of Senja. In 2003, under the new legislative framework of the