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Overview of engagements

German U-boats commissioned

1.155 U-boats

U-boats built in Germany having executed combat patrols

863 U-boats

Of those 863 U-boats the following engagements were recorded

Enemy contact and one or more sinkings

462 U-boats

Enemy contact, but no sinkings

401 U-boats

Of those 462 U-boats with sinkings the following rates of success were recorded

1-5 sinkings

307 U-boats

6-10 sinkings

72 U-boats

11-19 sinkings

45 U-boats

20 and more sinkings

38 U-boats

U-boats lost during their first combat patrol

210 U-boats

2% of all UBoat-Commanders reached 30% of all sinkings

Areas of losses of U-boats in combat missions

Area

U-boats tasked

Remarks

Total

North Atlantic

284

Middle Atlantic

47

South Atlantic

15

Incl. UIT-22 off the Cape of Good Hope

Biscaye

56

Total of U-boats at the Atlantic Ocean

401

English Channel

34

British coastal waters

14

Off the Faero Islands

13

Off the Shetland Islands

6

At the Irish Sea

11

Off the Hebridies

5

Northern Approaches

3

Total of U-boats around Britain

86

Mediterranean

51

Straits of Gibraltar

5

Total of U-boats in the Med

56

Northsea

16

off Norway

35

Polar Sea

26

Total of U-boats in Northern waters

77

Carribean

6

Gulf of Mexico

2

Florida Straits

1

Off Cape Hatteras

3

Off the US Eastcoast

2

Total of U-boats off America

14

Far East

5

Indian Ocean

5

Incl. UIT-23 in the Malacca Straits

Total of U-boats in the Indian Ocean and Far East


10

Baltic Sea

17

* see below

17

Total losses in combat missions

662

* The difference between the upper most table (total of line 3 -13) with 652 U-boats and the above table with 662 U-boats came into exist, because the latter included the losses of 10 U-boats in the Baltic Sea, which are shown in line 18 und 19.