1941 to 1953
25 April 1941
1936-42 Type R-boat/Räumboot
tons standard 135 tons full load
2 × MWM 6 × cylinder 4 stroke
diesel engines producing up to 1,800 ehp
2 × Voith-Schneider
900 nautical miles at 15 knots
38 men and officers
6 × 2 cm MG L/65 C/30
carried 6000 rounds
The R71 R-boat (Räumboot) was built in the 1940s by Abeking
shipyard located in Lemwerder, Germany as a minesweeper or escort vessel for the Kriegsmarine.
And which served in the 1.
during the Second World War.
And after the capitulation of the Third Reich was employed in the German Mine Sweeping Administration
(GMSA) which was controlled
by the allies.
The R-boat R71 is commissioned.
The R-boat R71 becomes operational with the 1.
The R-boat R71 becomes operational with the 17.
The R-boat R71 serves with the German Mine Sweeping Administration
5 December 1947
The R-boat R71 is seized as a prize of war by the USA.
The R-boat R71 is transferred to Bremen as an accommodation
The R-boat R71 is renamed to Martha II.
6 April 1953
The Martha II is sunk of Bremen in Europa harbour.
The Martha II is refloated and then cannibalised and broken
up, and scrapped.
German Warships, 1815-1945: Major Surface Vessels.
German Warships, 1815-1945: U-boats and Mine Warfare Vessels.
German warships of the Second World War.
For a complete list of sources