Abyssal plain are plains found underwater. They are large, flat areas seen between the continental rise and the mid ocean ridges. Abyssal plain is known to cover about 40% of the ocean floor. It is usually found at depth between 3000 meters and 6000 meters. Abyssal plains cover over 50% of the Earth’s surface.
Abyssal plain is created as a result of the spreading of tectonic plates and the melting of the lower oceanic crust. They are covered in sediments; the sediments are brought by ocean currents and by assortment that rain from above. It covers more area in the Atlantic and Indian Oceans and less of the Pacific Ocean.