Before revision: There is a region on the Mid-Atlantic Ridge southwest of the seamounts where there are fewer earthquakes than elsewhere along the ridge, the central valley of the ridge is absent and where dredged rocks share geochemical traits with the Discovery Seamount.
After revision: ,There is a region on the Mid-Atlantic Ridge southwest of the seamounts where there are fewer earthquakes than elsewhere along the ridge, the central valley of the ridge is absent and where dredged rocks share geochemical traits with the Discovery Seamount.