1- Oceans of the World by Size (Trick: PAISA ) P- Pacific (155,557,000 sq km) A- Atlantic (76,762,000 sq km) I- Indian (68,556,000 sq km) S- Southern (20,327,000 sq km) A- Arctic (14,056,000 sq km) 2- Oceans of the World by Depths (Trick: Marry,Pluto & Java are Teacher of Art in South ) Marry- Mariana Trench, Pacific (35,827 ft) Pluto - Puerto Rico Trench, Atlantic (30,246 ft) Java - Java Trench, Indian (24,460 ft) Teacher - for Trench Art - Arctic Basin, Arctic (18,456 ft) South - Southern Ocean (23,737 ft)