Atlantic Ocean 56 North Atlantic 56 Northeast Atlantic Mid-Atlantic Ridge 33 Pacific Ocean 11 Equatorial Pacific 10 East Pacific 9 North Pacific 9 Rockall Bank 9 Northwest Atlantic 8 Porcupine Seabight 8 Rockall Trough 8 Northeast Pacific 7 Northwest Pacific 6 West Pacific 6 Europe 5 South Atlantic 5 Arctic Ocean 4 Caribbean Sea 4 Labrador Sea 4 Northern Hemisphere 4 Norwegian Sea 4 Reykjanes Ridge 4 South Pacific 4 Arctic region 3 Cape Basin 3 Colombian Basin 3 Equatorial Atlantic 3 Greenland 3 Gulf of Cadiz 3 Indian Ocean 3 Ontong Java Plateau 3 Rockall Plateau 3 South China Sea 3 Southeast Pacific 3 Western Europe 3 Africa 2 Antarctica 2 Arabian Sea 2 Asia 2 Ceara Rise 2 Chatham Rise 2 Cocos Ridge 2 Far East 2 Goban Spur 2 Gulf of Mexico 2 Iberian Peninsula 2 Ireland 2 Mediterranean Sea 2 North Africa 2 more ...