Mid-Atlantic Ridge: Quick Facts

Written and fact-checked by

The Information Architects of Encyclopaedia Britannica

Photos

Thingvellir National Park

Map of the Atlantic Ocean highlighting the Mid-Atlantic Ridge, a prominent underwater mountain range stretching from the Arctic Ocean near Iceland, through the center of the Atlantic between the Americas and Europe/Africa, and down toward the Southern Ocean near Antarctica. Surrounding ocean basins, continental coastlines, principal ports, and seafloor depths are marked with color gradients and spot depth measurements in meters.

St. Helena: Mount Actaeon

São Miguel Island, Azores

$Thingvellir fracture, Mid-Atlantic Ridge$

World map highlighting major features of the ocean basins, including trenches, ridges, basins, and plateaus labeled throughout the Pacific, Atlantic, Indian, Southern, and Arctic Oceans. Continents are shown with shaded terrain, and prominent undersea features such as the Mid-Atlantic Ridge, Mariana Trench, and Kerguelen Plateau are marked across the map.

See All Images →

Topics

East Pacific Rise Lomonosov Ridge Seychelles-Mauritius Plateau Carlsberg Ridge Mid-Indian Ridge Chile Rise Darwin Rise