Deepest Parts Of Ocean Floor

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Deepest parts of ocean floor.

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 purple sea floor at the center of the view is the puerto rico trench the deepest part of the atlantic ocean and the caribbean sea. In 2010 the united states center for coastal ocean mapping measured the depth of the challenger deep at 10 994 meters 36 070 feet below sea level with an estimated vertical accuracy of 40 meters. The mariana trench or marianas trench is located in the western pacific ocean about 200 kilometres 124 mi east of the mariana islands.

It is crescent shaped and measures about 2 550 km 1 580 mi in length and 69 km 43 mi in width. It is the deepest oceanic trench on earth. 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. Oceanic trenches are topographic depressions of the sea floor relatively narrow in width but very long.

Which oceans border africa. The following features are shown at example depths to scale though each feature has a considerable range at which it may occur. These plates slowly move toward each other at distances that range from a few millimeters per year to more than 10 centimeters. The challenger deep in the mariana trench is the deepest known point in earth s oceans.

The ocean floor in particular is home to unique marine organisms as well as enormous geological features like volcanoes canyons and ridgelines. Which feature of the ocean floor includes its deepest parts. Perspective view of the sea floor of the atlantic ocean and the caribbean sea. This graphic shows several ocean floor features on a scale from 0 35 000 feet below sea level.

Life on the deep ocean floor was assumed to rely solely on falling organic matter and therefore ultimately the sun for its energy source until the discovery of thriving colonies of shrimps and other organisms around hydrothermal vents in the late 1970s. Measuring the greatest ocean depth. An oceanic trench is a long and narrow depression in the ocean floor. Trench estuary mid ocean ridge continental slope.

It has been suggested that more is known about the moon than the deepest parts of the ocean. The lesser antilles are on the lower left side of the view and florida is on the upper right. These trenches are considered the deepest part of the ocean floor occurring at the boundary between convergent plates and lithospheric plates. Research and commercial vessels travel the surface of the ocean regularly but the deepest parts of the ocean remain largely unseen by humans.