| Pacific Ocean |
63.8 million sq. miles (165.25 million sq. km) |
12,080 feet (3,682 meters) |
Mariana Trench (36,070 feet / 10,994 meters) |
Between Asia, Australia, North America, and South America |
Largest and deepest ocean in the world |
| Atlantic Ocean |
41.1 million sq. miles (106.46 million sq. km) |
10,930 feet (3,332 meters) |
Puerto Rico Trench (28,374 feet / 8,648 meters) |
Between the Americas, Europe, and Africa |
Second largest ocean, rich in marine life |
| Indian Ocean |
27.2 million sq. miles (70.56 million sq. km) |
12,080 feet (3,741 meters) |
Sunda Trench (24,460 feet / 7,450 meters) |
Between Africa, Asia, Australia, and the Indian subcontinent |
Known for trade routes and warm water |
| Southern (Antarctic) Ocean |
7.8 million sq. miles (20.33 million sq. km) |
10,000 feet (3,048 meters) |
South Sandwich Trench (23,737 feet / 7,235 meters) |
Surrounds Antarctica |
Coldest ocean, distinct marine ecosystems |
| Arctic Ocean |
5.4 million sq. miles (14.05 million sq. km) |
3,953 feet (1,205 meters) |
Fram Basin (17,880 feet / 5,450 meters) |
Around the Arctic region |
Smallest and shallowest ocean, covered with ice in some areas |
