Guyots:
i. It is a flat topped seamount.
ii. They show evidences of gradual subsidence through stages to become flat topped submerged mountains.
iii. It is estimated that more than 10,000 seamounts and guyots exist in the Pacific Ocean alone.
The characteristics are:
i. Deep sea plains are gently sloping areas of the ocean basins. These are the flattest and smoothest regions of the world.
ii. The depths vary between 3,000 and 6,000m.
iii. These plains are covered with fine-grained sediments like clay and silt.