Maritime history of the United Kingdom and echo sounders making life easier now. Fishing in waters off Iceland became important, which led to three "Cod Wars" from the 1950s to the 1970s. British boats were excluded from Icelandic waters in 1976. In 1977 a fishing limit was set up by the European Economic Community, and British waters were opened to other Community members. This led to overfishing. Landings decreased 28% between 1967 and 1997, with fishing now mainly off Scotland. Other sorts of fishing also take place on a commercial basis such as for crab, lobster, shellfish and mackerel. Sport fishing is popular from coasts and
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