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Kriegsmarine and U-Boat history

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Erich Topp's Red Devil
© S. Burbridge
Image courtesy of SubArt.net
U-Boat Operations
Major contributors to this section:
Commanders, Flotillas & Yards —  Fernando Almeida
Ships, General —  Werner Freitag
Ship Details —  David Rayner & Walter Janssens
Detail Consultant —  Horst Schmeisser
Patrols, Fates and Air Attacks —  Howard Cock

U-18Type IIB
Feldpost NumberM 23 452
Construction YardF.Krupp Germaniawerft AG, Kiel-Gaarden
Yard Number548
Ordered2nd Feb 1935
Keel laid10th Jul 1935
Launched7th Dec 1935
Commissioned4th Jan 1936
BaubelehrungMarinelehr-und Reparaturwerkstatt, Kiel
Training, Flotillas and Duties
01.36 - 11.36U-Flottille Weddigen, Kiel
Schulboot (training boat)
11.36 - 09.37Decommissioned
10.37 - 11.39U-Flottille Lohs, Kiel
Frontboot (operational)
11.39 - 06.40U-Ausbildungsflottille, Danzig
Frontboot (operational)
Ausbildungsboot (under training)
07.40 - 12.4024.U-Flottille, Danzig
Ausbildungsboot (under training)
01.41 - 09.4222.U-Flottille, Gotenhafen
Schulboot (training boat)
09.42 - 05.43 Decommissioned
Transported to Black Sea
06.05.43Recommissioned at Galati
05.43 - 08.4430.U-Flottille, Konstanza
Frontboot (operational)
Commanders
04.01.36 - 20.11.36OL ~ KL Hans Pauckstadt
see also: U-12 U-34 U-30 U-34 U-193 
30.09.37 - 31.10.37KL Heinz Beduhn
see also: U-10 U-16 U-23 U-25 
01.11.37 - 24.11.39OL ~ KL Max-Hermann Bauer
see also: U-50 
24.11.39 - 02.09.40OL Ernst Karl August Mengersen
see also: U-143 U-101 U-607 
03.09.40 - 17.12.40OL ~ KL Hans-Heinz Linder
see also: U-202 
08.12.40 - 06.05.41KL Ernst Vogelsang
see also: U-132 
07.05.41 - 31.05.42LT ~ OL Hans-Achim von Rosenberg-Gruzczynski
see also: U-384 
01.06.42 - 18.08.42OL Friedrich-Wilhelm Wissmann
see also: U-518 
06.05.43 - 25.08.44OL Karl Fleige
see also: U-4712 
02.05.44 - 25.05.44OL Hans-Jürgen Bartsch
see also: U-17 
25.05.44 - 07.06.44OL Rudolf Arendt
see also: U-23 
07.06.44 - 25.08.44OL Karl Fleige
see also: U-4712 

Operations information for U-18
30.08.1939 - 07.09.1939
First Sailing - active patrol
U-18 left Memel under the command of Max-Hermann Bauer on 30th Aug 1939 for operations off Poland and arrived at return on 7th Sep 1939 after just over one week.
14.09.1939 - 24.09.1939
Second Sailing - active patrol
On the 14th Sep 1939, U-18 left Kiel under the command of Max-Hermann Bauer for operations in the North Sea and after one and a half weeks arrived at return on 24th Sep 1939.
02.10.1939 - 19.10.1939
Third Sailing - active patrol
U-18 departed under Max-Hermann Bauer from Kiel on 2nd Oct 1939 for operations around the Orkneys and arrived at return on 19th Oct 1939 after two and a half weeks.U-18 took part in U-47's operation into Scapa Flow by transmitting misleading radio messages intended to give the impression that Prien had already safely left the area.
15.11.1939 - 22.11.1939
Fourth Sailing - active patrol
U-18 left Kiel under the command of Max-Hermann Bauer on 15th Nov 1939 for operations NE of Scotland and after one week arrived at return on 22nd Nov 1939.

Until recently U-18 had been credited with the sinking of Wigmore on this patrol. However re-examination of primary sources by Roger Griffiths and Jan-Olof Hending leaves little doubt that in fact U-22 should be credited with the sinking. Many thanks to Roger and Jan-Olof for their great work.
08.01.1940 - 26.01.1940
Fifth Sailing - active patrol
On the 8th Jan 1940, U-18 left Kiel under the command of Ernst Mengersen for operations in the North Sea and arrived at return on 26th Jan 1940 after two and a half weeks.
Ernst Mengersen hit one ship on this patrol.
  • On 23rd Jan 1940 he sank the Norwegian 1,085 ton Varild.
You can read more about the Norwegian ship listed for this patrol at www.warsailors.com.
Click the link for more information on Varild.
11.02.1940 - 24.02.1940
Sixth Sailing - active patrol
U-18 departed under Ernst Mengersen from Wilhelmshaven on 11th Feb 1940 for operations around the Shetlands and Norway and after nearly two weeks arrived at return on 24th Feb 1940.
26.05.1943 - 09.06.1943
Seventh Sailing - active patrol
U-18 left Konstanza under the command of Karl Fleige on 26th May 1943 and arrived at return on 9th Jun 1943 after two weeks.
On 4th Jun 1943 in square CL 96, U-18 came under attack from an unidentified aircraft.
16.06.1943 - 22.07.1943
Eighth Sailing - active patrol
On the 16th Jun 1943, U-18 left Konstanza under the command of Karl Fleige and after just over five weeks arrived at return on 22nd Jul 1943.
At 0451 HRS on 28th Jun 1943 in square CL 93, U-18 came under attack from an unidentified aircraft.
21.08.1943 - 24.09.1943
Ninth Sailing - active patrol
U-18 departed under Karl Fleige from Konstanza on 21st Aug 1943 and arrived at return on 24th Sep 1943 after nearly five weeks.
Karl Fleige hit two ships on this patrol.
  • On 29th Aug 1943 he sank the Soviet 400 ton TSC-11 Dzhalita.
  • On 30th Aug 1943 he damaged the Soviet 56 ton SKA-0132.
27.10.1943 - 24.11.1943
Tenth Sailing - active patrol
U-18 left Konstanza under the command of Karl Fleige on 27th Oct 1943 and after four weeks arrived at return on 24th Nov 1943.
Karl Fleige hit one ship on this patrol.
  • On 18th Nov 1943 he damaged the Soviet 7,745 ton Josif Stalin.
29.01.1944 - 29.02.1944
Eleventh Sailing - active patrol
On the 29th Jan 1944, U-18 left Konstanza under the command of Karl Fleige and arrived at return on 29th Feb 1944 after four and a half weeks.
25.03.1944 - 27.04.1944
Twelfth Sailing - active patrol
U-18 departed under Karl Fleige from Konstanza on 25th Mar 1944 and after more than four weeks arrived at return on 27th Apr 1944.
Karl Fleige hit one ship on this patrol.
  • On 7th Apr 1944 he sank the Soviet ?? ton Rion V 1874.
25.05.1944 - 07.06.1944
Thirteenth Sailing - active patrol
U-18 left Konstanza under the command of Rudolf Arendt on 25th May 1944 and arrived at return on 7th Jun 1944 after nearly two weeks.
24.07.1944 - 16.08.1944
Fourteenth Sailing - active patrol
On the 24th Jul 1944, U-18 left Konstanza under the command of Karl Fleige and after over three weeks arrived at return on 16th Aug 1944.

Notes for U-18
On 20th August 1944 U-18 was damaged in a Soviet air attack on Konstanza harbour. Konstanza was evacuated on 25th August 1944 however U-18 was not seaworthy and was scuttled.

We have 83 crew names for this boat. click here for crew names of U 18
You can perform other crew searches here. Note that the number of names we give possibly includes prior crew members.

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