The oceans are the some of the most mysterious places on the planet. Although there is much we have not yet discovered,
Water covers more than 70 percent of the Earth’s surface, with the largest body of water, the Pacific Ocean, taking up more than one-third of the planet’s surface. Here are the top biggest seas and oceans in the world, as measured by surface area in square miles (square kilometers).
S. NO | Name | Area | Average depth | Greatest known depth | Place of greatest known depth | |||
sq. mi. | sq. km | ft. | m | ft. | m | |||
1 | Pacific Ocean | 63,800,0000 | 15,55,57,000 | 13,215 | 4,028 | 35,827 | 10,920 | Mariana Trench |
2 | Atlantic Ocean | 41,100,000 | 106,460,000 | 12,880 | 3,926 | 30,246 | 9,219 | Puerto Rico Trench |
3 | Indian Ocean | 27,240,000 | 70,560,000 | 13,002 | 3,963 | 24,460 | 7,455 | Java TrenchSunda Trench |
4 | Southern Ocean | 78,48,300 | 2,03,27,000 | 13,100–16,400 | 4,000–5,000 | 23,736 | 7,235 | South Sandwich Trench |
5 | Arctic Ocean | 54,27,000 | 1,40,56,000 | 3,953 | 1,205 | 18,456 | 5,625 | Arctic Basin 77°45’N; 175°W |
Some Facts about ocean
Seas are smaller than oceans. They usually most often be found in areas where oceans and land meet.
Seas are smaller than oceans. They usually most often be found in areas where oceans and land meet.
S. NO | Name | Area | Average depth | Greatest known depth | Place of greatest known depth | |||
sq. mi. | sq. km | ft. | m | ft. | m | |||
1 | Mediterranean Sea | 11,44,800 | 29,65,800 | 4,688 | 1,429 | 15,197 | 4,632 | Off Cape Matapan, Greece |
2 | Caribbean Sea | 10,49,500 | 27,18,200 | 8,685 | 2,647 | 22,788 | 6,946 | Off Cayman Islands |
3 | South China Sea | 8,95,400 | 23,19,000 | 5,419 | 1,652 | 16,456 | 5,016 | West of Luzon |
4 | Bering Sea | 8,84,900 | 22,91,900 | 5,075 | 1,547 | 15,659 | 4,773 | Off Buldir Island |
5 | Gulf of Mexico | 6,15,000 | 15,92,800 | 4,874 | 1,486 | 12,425 | 3,787 | Sigsbee Deep |
6 | Okhotsk Sea | 6,13,800 | 15,89,700 | 2,749 | 838 | 12,001 | 3,658 | 146°10’E; 46°50’N |
7 | East China Sea | 4,82,300 | 12,49,200 | 617 | 188 | 9,126 | 2,782 | 25°16’N; 125°E |
8 | Hudson Bay | 4,75,800 | 12,32,300 | 420 | 128 | 600 | 183 | Near entrance |
9 | Japan Sea (East Sea) | 3,89,100 | 10,07,800 | 4,429 | 1,350 | 12,276 | 3,742 | Central Basin |
10 | Andaman Sea | 3,08,000 | 7,97,700 | 2,854 | 870 | 12,392 | 3,777 | Off Car Nicobar Island |
11 | North Sea | 2,22,100 | 5,75,200 | 308 | 94 | 2,165 | 660 | Skagerrak |
12 | Red Sea | 1,69,100 | 4,38,000 | 1,611 | 491 | 7,254 | 2,211 | Off Port Sudan |
13 | Baltic Sea | 1,63,000 | 4,22,200 | 180 | 55 | 1,380 | 421 | Off Gotland |
14 | Arabian Sea | 1,491,000 | 3,862,000 | 15,262 | 4,652 | |||
15 | Black | 168,500 | 436,402 |