History of the North Sea United Kingdom and Germany signed the Treaty of Heligoland. The Cod War of 1893 erupted between Denmark and Britain over fishing territories. Denmark declared a fishing territory of 13 nautical miles (24 km) around their shores which included Iceland and the Faroe Islands. Britain did not acknowledge this claim. Tensions in the North Sea were again heightened in 1904 by the Dogger Bank incident, in which Russian naval vessels mistook British fishing boats for Japanese ships and fired on them, and then upon each other. The incident, combined with Britain's alliance with Japan and the Russo-Japanese War led to an
Collapse of the Atlantic northwest cod fishery with these new statistics brought to light no changes were made in regards to the allotted yearly catch of cod. With only a limited knowledge of cod biology, scientists predicted that the population of the species would rebound from its low point in 1975 and when Canada extended its fishing boundaries in 1976, fish mortality decreased immediately. This was not due to a rise in cod stocks, it was because foreign trawlers could no longer fish the waters. Therefore, when Fisheries and Oceans set quotas, they overestimated the total stock, and increased the total allowable catch. In 1992, John Crosbie,