| Operations information for U-481 |
19.06.1944 - 23.06.1944 First Sailing
U-481 left Kiel under the command of Klaus Andersen on 19th Jun 1944 and arrived at Helsinki on 23rd Jun 1944 after four days.
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25.06.1944 - 26.06.1944 Second Sailing
On the 25th Jun 1944, U-481 left Helsinki under the command of Klaus Andersen and after one day arrived at Reval on 26th Jun 1944.
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05.07.1944 - 04.08.1944 Third Sailing
U-481 departed under Klaus Andersen from Reval on 5th Jul 1944 and arrived back at Reval on 4th Aug 1944 after over four weeks.
Klaus Andersen hit three ships on this patrol.-
On 30th Jul 1944 he sank the Soviet 26 ton KT-804.
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On 30th Jul 1944 he sank the Soviet 26 ton KT-807.
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On 30th Jul 1944 he damaged the Soviet 26 ton KT-806.
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10.08.1944 - 21.08.1944 Fourth Sailing
U-481 left Reval under the command of Klaus Andersen on 10th Aug 1944 and after one and a half weeks arrived at Königsberg on 21st Aug 1944.
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22.09.1944 - 26.10.1944 Fifth Sailing - active patrol
On the 22nd Sep 1944, U-481 left Königsberg under the command of Klaus Andersen and arrived at Danzig on 26th Oct 1944 after nearly five weeks.
Klaus Andersen hit three ships on this patrol.-
On 15th Oct 1944 he sank the Finnish 47 ton Dan.
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On 15th Oct 1944 he sank the Finnish 68 ton Endla.
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On 15th Oct 1944 he sank the Finnish 50 ton Maria.
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02.11.1944 - 22.12.1944 Sixth Sailing - active patrol
U-481 departed under Klaus Andersen from Danzig on 2nd Nov 1944 and returned to Danzig on 22nd Dec 1944 after just over seven weeks on patrol.
Klaus Andersen hit two ships on this patrol.-
On 19th Nov 1944 he sank the Soviet 1,000 ton Barge 112600.
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On 27th Nov 1944 he sank the Soviet 108 ton T-387.
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28.12.1944 - 28.12.1944 Seventh Sailing
U-481 left Danzig under the command of Gustav Bischoff on 28th Dec 1944 and arrived at Königsberg on the same day.
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26.01.1945 - 01.02.1945 Eighth Sailing
On the 26th Jan 1945, U-481 left Königsberg under the command of Klaus Andersen and after six days arrived at Kiel on 1st Feb 1945.
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01.04.1945 - 03.04.1945 Ninth Sailing
U-481 departed under Klaus Andersen from Kiel on 1st Apr 1945 and arrived at Horten on 3rd Apr 1945 after two days.
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07.04.1945 - 04.05.1945 Tenth Sailing - active patrol
U-481 left Horten under the command of Klaus Andersen on 7th Apr 1945 and after nearly four weeks arrived at Narvik on 4th May 1945.
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