An oceanic trench is a long and narrow depression in the ocean floor.
Deepest parts of the ocean floor.
It is crescent shaped and measures about 2 550 km 1 580 mi in length and 69 km 43 mi in width.
Map showing the location of the challenger deep the epicenter of an april 2016 earthquake and the relative movement directions of the pacific and philippine plates.
These trenches are considered the deepest part of the ocean floor occurring at the boundary between convergent plates and lithospheric plates.
The following features are shown at example depths to scale though each feature has a considerable range at which it may occur.
Oceanic trenches are a distinctive morphological feature of convergent plate boundaries along which lithospheric plates move towards each other at rates that vary from a few millimeters to over ten centimeters per year.
The trench is 1 554 miles long and 44 miles wide or 120 times larger than the grand canyon.
Deepest point in the world s oceans.
This graphic shows several ocean floor features on a scale from 0 35 000 feet below sea level.
It is the deepest oceanic trench on earth.
The mariana trench or marianas trench is located in the western pacific ocean about 200 kilometres 124 mi east of the mariana islands.
An example of an ocean trench is shown in the diagram.
Cousteau submerged his camera to the sea floor of the romanche trench in the atlantic ocean some 24 500 feet down providing the first glimpse of this previously unseen part of the ocean.
Oceanic trenches are topographic depressions of the sea floor relatively narrow in width but very long.
The maximum known depth is 10 984 metres 36 037 ft 25 metres 82 ft 6 825 miles at the southern end of a.
These oceanographic features are the deepest parts of the ocean floor.
Ocean trenches form some of the deepest locations in earth s oceans.