On average oceanic crust is only 6 to 7km thick compared to 35 to 40km for con tinental crust.
Floor of the oceaan.
The initiative that seeks to galvanize the creation of a full map of the ocean floor says one fifth of this task has now been completed.
Other articles where ocean floor is discussed.
Not too many people have gone to the floor of the ocean as it requires special diving equipment.
Exploration of the seafloor and the earth s crust.
This graphic shows several ocean floor features on a scale from 0 35 000 feet below sea level.
Continental shelf 300 feet continental slope 300 10 000 feet abyssal plain 10 000 feet abyssal hill 3 000 feet up from the abyssal plain seamount 6 000 feet.
The lack of weathering and erosion in most areas however allows geological processes to be seen more clearly on.
When the nippon foundation gebco seabed 2030 project was.
The ocean floor is literally the floor of the ocean.
The following features are shown at example depths to scale though each feature has a considerable range at which it may occur.
The ocean floor has the same general character as the land areas of the world.
Mountains plains channels canyons exposed rocks and sediment covered areas.
The latest status of its seabed 2030 project was announced to coincide with world hydrography day.