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 habitation or economic life of their own shall have no exclusive economic zone or continental shelf". In 1988, Ireland and the United Kingdom signed an EEZ boundary agreement, ignoring the rock per UNCLOS. With effect from 31 March 2014, the UK and Ireland published EEZ limits which include Rockall within the UK's EEZ. In October 2012, the "Irish Independent" published a picture of the Irish Navy ship "LÉ Róisín" sailing past Rockall conducting routine maritime security patrols, and claimed that it was exercising Ireland's sovereign rights over the rock. There have been various disasters on the neighbouring Hasselwood Rock and