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The North Sea Mine Barrage, also known as the Northern Barrage, was a large minefield laid easterly from the Orkney Islands to Norway by the United States...

Division Nine began escorting American mine laying craft participating in the setting of the Northern Mine Barrage, a gargantuan project spearheaded by...

using stone fougasses and mine underwater barrages. In 1848 they developed the then advanced designs of guided antipersonnel mines and fougasses; in 1894...

during World War I. The barrage consisted of explosive mines and indicator nets. A similar barrage was used in World War II. The barrier consisted of minefields...

the Allies developed the North Sea Mine Barrage. During a period of five months from June 1918, almost 70,000 mines were laid spanning the North Sea's...

already engaged in clearing the waters between Scotland and Norway of the mine barrage planted during World War I. On 30 September, during the seventh and final...

positions on shore and to engage warships patrolling the Dover Barrage— the field of floating mines that prevented German ships from getting into the English...

begun, the possibility of a Northern Barrage between the Orkney Islands and Norway (similar to the North Sea Mine Barrage of World War I) had been considered...

minesweeper flotillas: standard minesweepers, auxiliary minesweepers, and "mine barrage" vessels. Flotilla commanders operated from a shore office, and were...

end, narrowing to 45 nmi (52 mi; 83 km) at the southern end. A barrage of underwater mine nets were to be laid at the narrow end of the funnel. At the wide...

had a base at Corpach as part of the laying of the North Sea Mine Barrage. Naval mines were shipped into Corpach from the United States, and were then...

300 nautical miles (556 kilometers). The North Sea Mine Barrage saw the laying of over 70,000 mines, mostly by the United States Navy, during the summer...

Cruiser and Transport Force. It also concentrated on laying the North Sea Mine Barrage. Hesitation by the senior command meant that naval forces were not contributed...

were among eight civilian steamships purchased to lay the North Sea Mine Barrage. Three new ships for the New England Navigation Company, controlled by...

Scarborough and Hartlepool. The captain reported little onshore defence, no mines within 12 miles (10 nmi) of the shore and a steady stream of shipping. It...

defensive- and offensive mine barrages and large scale sea mining. "Minelayer" lasted well past the last common use of "mine planter" in the late 1940s...

detonation of nineteen mines beneath the German front position, which devastated it and left large craters. A creeping barrage, 700 yd (640 m) deep, began...

North Sea Mine Barrage, the United States manufactured 100,000 naval mines to prevent U-boats from reaching Atlantic shipping lanes. The Barrage was implemented...

property to establish the Navy Mine Depot, Yorktown at this site. The Navy planned to lay the North Sea Mine Barrage to protect commercial shipping and...

of the war for surface action. Britain's larger fleet and North Sea Mine Barrage were able to establish an effective blockade for most of the war, which...