Losses during the Battle of the Atlantic
Columns: Month, year | Sunk by U-Boat | Sunk by aircraft | Sunk by warship or raider | Sunk by mines | German submarines lost
39-09 Sep. '39 | 153879 | 0 | 5051 | 29537 | 2 | 39-10 Oct. '39 | 134807 | 0 | 32058 | 29490 | 5 | 39-11 Nov. '39 | 51589 | 0 | 1722 | 120958 | 1 | 39-12 Dec. '39 | 80881 | 2949 | 22506 | 82712 | 1 | 40-01 Jan. '40 | 111263 | 23693 | 0 | 77116 | 1 | 40-02 Feb. '40 | 169566 | 853 | 1761 | 54740 | 6 | 40-03 Mar. '40 | 62781 | 8694 | 0 | 35051 | 1 | 40-04 Apr. '40 | 32467 | 13409 | 5358 | 19799 | 5 | 40-05 May '40 | 55580 | 158348 | 6893 | 47716 | 1 | 40-06 Jun. '40 | 284113 | 105193 | 61857 | 86087 | 0 | 40-07 Jul. '40 | 195825 | 70193 | 80796 | 33598 | 2 | 40-08 Aug. '40 | 267618 | 53283 | 63350 | 11433 | 3 | 40-09 Sep. '40 | 295335 | 56328 | 96288 | 8269 | 1 | 40-10 Oct. '40 | 352407 | 8752 | 32134 | 32548 | 1 | 40-11 Nov. '40 | 146613 | 66438 | 123671 | 46672 | 2 | 40-12 Dec. '40 | 212590 | 14890 | 55728 | 54331 | 0 | 41-01 Jan. '41 | 126782 | 78597 | 80796 | 17107 | 0 | 41-02 Feb. '41 | 196783 | 89305 | 89096 | 16507 | 0 | 41-03 Mar. '41 | 243020 | 113314 | 138906 | 23585 | 5 | 41-04 Apr. '41 | 249375 | 323454 | 91579 | 24888 | 2 | 41-05 May '41 | 325492 | 146302 | 15002 | 23194 | 1 | 41-06 Jun. '41 | 310143 | 61414 | 17759 | 15326 | 4 | 41-07 Jul. '41 | 94209 | 9275 | 5792 | 8583 | 0 | 41-08 Aug. '41 | 80310 | 23862 | 24897 | 1400 | 4 | 41-09 Sep. '41 | 202820 | 40812 | 22910 | 14948 | 2 | 41-10 Oct. '41 | 156554 | 35222 | 3305 | 19737 | 2 | 41-11 Nov. '41 | 62196 | 23015 | 17715 | 1714 | 5 | 41-12 Dec. '41 | 124070 | 72850 | 6661 | 63853 | 10 | 42-01 Jan. '42 | 327357 | 57086 | 3275 | 10079 | 3 | 42-02 Feb. '42 | 476451 | 133746 | 0 | 7242 | 2 | 42-03 Mar. '42 | 537980 | 55706 | 25614 | 16862 | 6 | 42-04 Apr. '42 | 431664 | 82924 | 131188 | 15002 | 3 | 42-05 May. '42 | 607247 | 59041 | 19363 | 18795 | 4 | 42-06 Jun. '42 | 700235 | 54769 | 48474 | 19936 | 3 | 42-07 Jul. '42 | 476065 | 74313 | 54358 | 8905 | 11 | 42-08 Aug. '42 | 544410 | 60532 | 50516 | 0 | 9 | 42-09 Sep. '42 | 485413 | 57526 | 24388 | 0 | 10 | 42-10 Oct. '42 | 619417 | 5686 | 7576 | 5157 | 16 | 42-11 Nov. '42 | 729160 | 53868 | 19178 | 992 | 13 | 42-12 Dec. '42 | 330816 | 4853 | 12312 | 1618 | 4 | 43-01 Jan. '43 | 203128 | 25503 | 7040 | 18475 | 6 | 43-02 Feb. '43 | 359328 | 75 | 4858 | 34153 | 19 | 43-03 Mar. '43 | 627377 | 65128 | 0 | 884 | 15 | 43-04 Apr. '43 | 327943 | 3034 | 1742 | 11961 | 15 | 43-05 May. '43 | 264853 | 20942 | 0 | 1568 | 41 | 43-06 Jun. '43 | 97753 | 6083 | 17655 | 4334 | 17 | 43-07 Jul. '43 | 242145 | 106005 | 7176 | 72 | 37 | 43-08 Aug. '43 | 86579 | 14133 | 0 | 19 | 25 | 43-09 Sep. '43 | 118841 | 22905 | 9977 | 4396 | 10 | 43-10 Oct. '43 | 97407 | 22680 | 0 | 19774 | 26 | 43-11 Nov. '43 | 66585 | 62452 | 8538 | 6666 | 19 | 43-12 Dec. '43 | 86967 | 75471 | 0 | 6086 | 8 | 44-01 Jan. '44 | 92278 | 24237 | 6420 | 7176 | 16 | 44-02 Feb. '44 | 92923 | 21616 | 2085 | 0 | 20 | 44-03 Mar. '44 | 142944 | 0 | 7840 | 7176 | 25 | 44-04 Apr. '44 | 62149 | 19755 | 0 | 0 | 21 | 44-05 May. '44 | 24424 | 2873 | 0 | 0 | 24 | 44-06 Jun. '44 | 57875 | 9008 | 1812 | 24654 | 25 | 44-07 Jul. '44 | 63351 | 0 | 7219 | 8114 | 24 | 44-08 Aug. '44 | 98729 | 0 | 7176 | 7194 | 35 | 44-09 Sep. '44 | 43368 | 0 | 0 | 1437 | 22 | 44-10 Oct. '44 | 7176 | 0 | 0 | 4492 | 13 | 44-11 Nov. '44 | 29592 | 7247 | 1141 | 0 | 8 | 44-12 Dec. '44 | 58518 | 35920 | 0 | 35612 | 15 | 45-01 Jan. '45 | 56988 | 7176 | 2365 | 16368 | 14 | 45-02 Feb. '45 | 65233 | 7177 | 3899 | 18076 | 21 | 45-03 Mar. '45 | 65077 | 0 | 3968 | 36064 | 33 | 45-04 Apr. '45 | 72439 | 22822 | 0 | 8733 | 53 | 45-05 May. '45 | 11439 | 7176 | 0 | 0 | 35