Sea Mines Laid and Damage

 

Mines laid
  No.
Germany 223,000
Japan 51,000
Italy 54,457
Finland 5,500
Bulgaria 1,000
Romania 6,500
Total Axis 341,457
   
U.K. 263,376
U.S.A. 44,000
U.S.S.R. 40,000
Norway 5,000
Poland 110
France some
Greece some
Total Allies ~352,486

 

Damage caused
  Total losses From mines % of total
Battleships 10 - -
Commerce raiders 7 - -
Destroyers, torpedo boats 96 20 21
Submarine chasers 601 33 5
Submarines 974 38 4
Minelayers 12 2 17
Minesweepers 213 72 34
MTBs/PT boats/E-boats 84 5 6
Supply ship/Auxiliary/Miscellaneous 853 354 42
Merchant ships 1,563 496 32
Totals 4,413 1,020 23

 

Source: David Miller, The Cold War: A Military History.