label	area
Norwegian Sea	1.383e+12
North Sea	5.7e+11
Baltic Sea	3.77e+11
Tyrrhenian Sea	2.75e+11
Adriatic Sea	1.386e+11
English Channel	75000000000.0
Skagerrak	47000000000.0
Irish Sea	46007000000.0
Bothnian Bay	36800000000.0
Lake Ladoga	17700000000.0
Lake Sysmä (Ilomantsi)	11827000000.0
Vänern	5650000000.0
Lake Peipus	3555000000.0
Vättern	1912000000.0
Sablauskių Reservoir	1227000000.0
Saimaa	1147000000.0
Mälaren	1140000000.0
Lake Inari	1040280000.0
Oulujärvi	928090000.0
Pielinen	894210000.0