Atlantic Ocean Floor Map

This graphic shows several ocean floor features on a scale from 0 35 000 feet below sea level.

Atlantic ocean floor map.

The atlantic ocean is the second largest of the world s oceans with an area of about 106 460 000 km 2 41 100 000 sq mi. Map of the entire track of the hotspot that formed the new england seamounts and other associated volcanoes. Detailed depth contours provide the size shape and distribution of underwater features. Marie tharp july 30 1920 august 23 2006 was an american geologist and oceanographic cartographer who in partnership with bruce heezen created the first scientific map of the atlantic ocean floor tharp s work revealed the detailed topography and multi dimensional geographical landscape of the ocean bottom.

It separates the old world from the new world the atlantic ocean occupies an elongated s shaped basin extending longitudinally between europe and africa to the east. A marine gravity map of the north atlantic ocean red dots show locations of earthquakes with magnitude 5 5 and they highlight the present day location of the seafloor spreading ridges and. Atlantic ocean 2500x1900 back to. Her work also revealed the presence of a continuous rift valley along the axis.

The map serves as a tool for performing scientific engineering marine geophysical and environmental studies that are required in the development of energy and marine resources. The following features are shown at example depths to scale though each feature has a considerable range at which it may occur. Pachyderma sin at the last glacial maximum lgm. This distinctive physical map of the atlantic ocean floor appeared on national geographic as a supplement to the map of the atlantic.

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 north atlantic ocean distribution of the planktonic foraminifera n. The outstanding feature of the atlantic floor is the mid atlantic ridge an immense median mountain range extending throughout the length of the atlantic claiming the centre third of the ocean bed and reaching roughly 1 000 miles 1 600 km in breadth. The problem with that approach is that our oceans are vast and ships are small meaning only a tiny percentage of the ocean floor between 5 15 percent nasa estimates was mapped.

It covers approximately 20 percent of earth s surface and about 29 percent of its water surface area.