The deep sea floor is called the abyssal plain and is usually about 4 000 metres 13 000 ft deep.
The deep ocean floor is called the.
The discovery and study of ocean floor contours is called blank measures the vertical distance from the ocean surface to mountains valleys plains and other sea floor features a weighted line to measure the depth of the ocean floor.
The continental rise is a wedge of sediment that extends from the lower part of the continent slope to the deep sea floor.
This zone is found from a depth of around 6 000 metres 20 000 ft to the.
The ocean floor is called the abyssal plain.
Sunlight does not penetrate to the sea floor making these deep dark ecosystems less productive than those along the continental shelf.
The derrick holding the chikyu s drill stands 328 feet 100 meters high the tallest in the world.
No other research ship has ever drilled that deep.
Little or no light penetrates this part of the ocean and most of the organisms that live there rely for subsistence on falling organic matter produced in the photic zone for this reason scientists once assumed that life would be sparse.
The deep sea or deep layer is the lowest layer in the ocean existing below the thermocline and above the seabed at a depth of 1000 fathoms 1800 m or more.
At depths of over 10 000 feet and covering 70 of the ocean floor abyssal plains are the largest habitat on earth.
But despite their name these plains are not uniformly flat.
Features rising up from the ocean floor include seamounts volcanic islands and the mid oceanic ridges and rises.
It is called a trench.
In japanese chikyu means earth and that s what this formidable research vessel completed in 2005 was designed to study it can drill up to 23 000 feet 7 000 meters below the ocean floor to obtain sediments from earth s crust.
The hadal zone also known as the hadopelagic zone and trench zone is the name given to the deepest parts of the ocean.