Wehrmacht History 1935 to 1945


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Service Data

In Service: 1943 to 14 March 1968

Production Data

Builder: Abeking & Rasmussen, Lemwerder
Construction No: 3596
Laid down:
Launched: 10 July 1943
Commissioned: 1943

Technical Data

Type: 1936-42 Type R-boat/Räumboot
Class: R21 Class

Displacement: tons standard 135 tons full load
Length: 37.6 m
Beam: 5.82 m
Draft: 1.51 m
Propulsion: 2 × MWM 6 × cylinder 4 stroke diesel engines producing up to 1,800 ehp
Propellers: 2 × Voith-Schneider
Speed: 20 knots
Range: 900 nautical miles at 15 knots
Crew: 38 men and officers
6 × 2 cm MG L/65 C/30
carried 6000 rounds
Operators: Kriegsmarine

Other: R-boats


The R128 R-boat (Räumboot) was built in the 1940s by Abeking & Rasmussen shipyard located in Lemwerder, Germany as a minesweeper or escort vessel for the Kriegsmarine.

And which served in the 1. Räumbootsflottille and 4. Räumbootsflottille during the Second World War.

And after the capitulation of the Third Reich was employed in the German Mine Sweeping Administration (GMSA) and United States Labour Service Unit B (LSU-B) which were controlled by the allies.


The R-boat R128 is commissioned.

The R-boat R128 becomes operational with the 1. Räumbootsflottille.

The R-boat R128 becomes operational with the 4. Räumbootsflottille.

The R-boat R128 serves with the German Mine Sweeping Administration (GMSA).

1 December 1947
The R-boat R128 is seized as a prize of war by the USA.

28 May 1948
The R-boat R128 is transferred to A Zedler of Lübeck, as an accommodation vessel.

17 October 1949
The R-boat R128 is transferred to W Schnaas of Neuwied as the Rhine tug Annegret.

15 September 1953
The Annegret the serves with the United States Labour Service Unit B (LSU-B) as the USN 151.

16 November 1956
The USN 151 is renamed to Arkturus whilst serving with the German Federal Navy (Bundesmarine).

31 May 1963
The Arkturus is taken out of active service and used as the accommodation vessel WBRXVII.

The WBRXVII is used as the target ship Moritz 2.

14 March 1968
The Moritz 2 is sunk after sustaining severe fire damage, at Wilhelmshaven, naval arsenal.



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German Warships, 1815-1945: Major Surface Vessels.
ISBN-10: 0851775330

German Warships, 1815-1945: U-boats and Mine Warfare Vessels.
ISBN-10: 155750301X

German warships of the Second World War.
ISBN-10: 0668040378

For a complete list of sources
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