King's Trough King's Trough King's Trough is an undersea trough in the Atlantic Ocean. It is located on the east side of the Mid-Atlantic Ridge, northwest of the Açores-Biscay rise and roughly 400 km NNE of the Azores. It is about 400 km long, running in a NW–SE direction. To the east it branches into the Peake Deep and Freen Deep. The center depth is 4500 m. Surrounding the trough are high ridges and seamounts, such as the Antialtair seamount and the Crum seamount complex. Various explanations for the complex have been suggested, ranging from compression a former plate-boundary, transform faulting or
Rockall fishing rights. Lord Kennet said of Rockall in 1971, "There can be no place more desolate, despairing and awful." It gives its name to one of the sea areas named in the shipping forecast provided by the British Meteorological Office. Rockall has been a point of interest for adventurers and amateur radio operators, who have variously landed on or briefly occupied the islet. Fewer than 20 individuals have ever been confirmed to have landed on Rockall, and the longest continuous stay by an individual was 45 days in 2014. In a House of Commons debate in 1971, William Ross, MP