Wehrmacht History 1935 to 1945


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Service Data

In Service: 1941 to 1980

Production Data

Builder: Abeking & Rasmussen, Lemwerder
Construction No: 3403
Laid down:
Launched: 19 March 41
Commissioned: 1941

Technical Data

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

Displacement: tons standard 135 tons full load
Length: 37.8 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 R68 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 during the Second World War.

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


The R-boat R68 is commissioned.

The R-boat R68 becomes operational with the 1. Räumbootsflottille.

The R-boat R68 serves with the German Mine Sweeping Administration (GMSA).

1 December 1947
The R-boat R68 is seized as a prize of war by the USA.

The R-boat R68 serves with the United States Labour Service Unit C (LSU-C) as US 13 Tiger.

8 June 1948
The US 13 Tiger is transferred to the Ostdeutsche Dampfsch AG in Hamburg, as the Rhine tug Tiger.

30 June 1951
The US 13 Tiger serves with the United States Labour Service Unit B (LSU-B) as the USN 143.

16 November 1956
The USN 143 is renamed to Pegasus whilst serving with the German Federal Navy (Bundesmarine).

28 April 1961
The Pegasus is used as a accommodation vessel WBRVI.

1 December 1969
The Pegasus is stricken from naval records.

7 May 1973
The Pegasus is again renamed to the Thetis III.

6 March 1980
The Thetis III is sunk in Hamburg, coal harbour.

The Thetis III is refloated and then cannibalised and broken up, and scrapped.



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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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