Oceans of the world listed by size and depth
Atlantic (76,762,000 sq km)
Indian (68,556,000 sq km)
Southern (20,327,000 sq km)
Arctic (14,056,000 sq km)
Note the Southern Ocean was approved in 2000 by the International Hydrographic Organization. It is now the fourth largest ocean.
OCEANS' GREATEST DEPTHS
Mariana Trench, Pacific Ocean 35,827 ft
Puerto Rico Trench, Atlantic Ocean 30,246 ft
Java Trench, Indian Ocean 24,460 ft
Arctic Basin, Arctic Ocean 18,456 ft