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
Fishing industry in Denmark Stocks of eel has declined since 1970. Method of fishing in this type of fishing practice involves use of stationary or dredging gear, gillnets and pound nets, traps and hooks while for catching mussels special dredgers are adopted. In demersal fishery, the species fishes caught are white fish (cod, hake, haddock, whiting, saithe), flatfish (sole, plaice, flounder and so forth), lobster and deep water prawns. One feature which needs consolidation is the uniting of small fishing operators of Denmark into one viable major sector, as at present the Norwegians have held this position. As the Danish industrial and cod fisheries