Map Atlantic Ocean Floor

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

Map atlantic ocean floor.

This distinctive physical map of the atlantic ocean floor appeared in the june 1968 issue of national geographic as a supplement to the map of the atlantic. The detail of such submarine terrain as continental slopes abyssal plains and the mighty mid atlantic ridge is stunning. Typically finely wrought ocean maps have been the result of extensive sonar. This distinctive physical map of the atlantic ocean floor appeared on national geographic as a supplement to the map of the atlantic.

Here for your delectation is the spectacular rare atlantic ocean floor. The detail of such submarine terrain as continental slopes abyssal plains and the mighty mid atlantic ridge is stunning. This is expensive and time consuming so sonar maps are mostly only made of places where ships spend the most time. 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.

It shows such locations as the mid atlantic ridge mid ocean canyon the biscay abyssal plain and the rio grande rise this is the unused huge. 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. Her work also revealed the presence of a continuous rift valley along the axis. A true work of art and a wonderful companion to the ocean floor maps of the indian 1967 pacific 1969 and.

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. This product is intended to aid fishermen and those needing seafloor features and potential fishing grounds. Topographic maps of the sea floor produced at a 1 100 000 scale that contain loran c rates bottom sediment types and known bottom obstructions. It covers approximately 20 percent of earth s surface and about 29 percent of its water surface area.

National geographic map side b. 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. The following features are shown at example depths to scale though each feature has a considerable range at which it may occur.