Surface area, volume, and average depth of oceans and seas

area volume average depth

000,000 sq km 000,000 sq mi 000,000 cu km 000,000 cu mi m ft

Atlantic Ocean

without marginal seas 82.440 31.830 324.600 77.900 3,930 12,890

with marginal seas 106.460 41.100 354.700 85.200 3,330 10,920

Pacific Ocean

without marginal seas 165.250 63.800 707.600 169.900 4,280 14,040

with marginal seas 179.680 69.370 723.700 173.700 4,030 13,220

Indian Ocean

without marginal seas 73.440 28.360 291.000 69.900 3,960 10,040

with marginal seas 74.920 28.930 291.900 70.100 3,900 12,790

Arctic Ocean 14.090 5.440 17.000 4.100 1,205 3,950

Mediterranean Sea and Black Sea 2.970 1.150 4.200 1.000 1,430 4,690

Gulf of Mexico and Caribbean Sea 4.320 1.670 9.600 2.300 2,220 7,280

Australasian Central Sea 8.140 3.140 9.900 2.400 1,210 3,970

Hudson Bay 1.230 0.470 0.160 0.040 128 420

Baltic Sea 0.420 0.160 0.020 0.005 55 180

North Sea 0.570 0.220 0.050 0.010 94 310

English Channel 0.075 0.029 0.004 0.001 54 180

Irish Sea 0.100 0.040 0.006 0.001 60 200

Sea of Okhotsk 1.583 0.611 1.300 0.300 838 2,750

Bering Sea 2.304 0.890 3.330 0.800 1,440 4,720

The world ocean 361.100 139.400 1,370.000 329.000 3,790 12,430