(Type 702) replenishment and combat support ship (ordered) Borkum, tanker, launched 1939 Borna: minesweeper Bottrop, mine-layer, launched 1944 : , commissioned 1984 : 10,500 ton , launched 1891 Brandenburg, mine warfare vessel, launched 1936 Brandenburg: minesweeper : (Type 123) frigate Brandtaucher, experimental submarine : (Type 520) utility landing craft, used as transport ships (decommissioned) (battleship): 13,000 ton , launched 1902 : (Type 120) frigate, commissioned 1964 to 1989 : (Type 130) corvette, launched 2006, commissioned 2008 Breitgrund: experimental craft; Stollergrund-class Breitling (D26): buoy tender : corvette, launched 1842 (cruiser): 3,300 ton light cruiser, launched 1903 : (Type 122) frigate (in commission 1982 to 2014) : armoured gunboat, launched 1884 (cruiser): 4,400 ton mine-laying cruiser, launched 1916 (auxiliary): Auxiliary gunnery training ship, launched 1931, commissioned 14 July 1932, sunk 7 August 1941 Bremse, training vessel, launched 1940 : light cruiser, launched 1911 Brommy, auxiliary, launched 1916 : frigate, former Royal Navy , commissioned 1959 to 1965 : armoured gunboat, launched 1884 (cruiser): 4,400 ton mine-laying cruiser, launched 1915 (auxiliary): Auxiliary gunnery training ship, launched 29 May 1935, commissioned 8 February 1936, sunk 15 April 1940 (minelayer): Minelayer, former Norwegian , captured 9 April 1940 Brummer: training vessel; Wespe-class , Type 1934A destroyer, launched 1936 Buéa: E-boat tender Bruno Kühn (822): torpedo boat Bruno Kühn (823): torpedo boat Bützow (244): submarine chaser Bützow (244): coastal protection vessel Buk: tug Bukarest: seaplane tender Burg: minesweeper (cruiser): 1,650 ton light cruiser, launched 1890 Bussard: seaplane tender; Bussard-class Bussard: submarine chaser : (Type 141) fast attack craft, commissioned 1959 to 1975 : (Type 143) fast attack craft, decommissioned : (Type 520) utility landing craft, used as transport ships (decommissioned) C Calbe: minesweeper : gunboat, launched 1860 : armoured gunboat, launched 1878 : 27,500 tonnes converted from ocean liner to troop ship, launched 1927, sunk 1945 : , auxiliary cruiser, launched 1913, sunk 1914 Capella: minesweeper; R-boat Capella: minesweeper; Schütze-class Carl F. Gauss: survey vessel; Kondor-II-class : fleet tender, launched 13 April 1939, commissioned 6 January 1940 Carl Zeiss: training vessel, launched 1939 : torpedo boat, launched 1886 : corvette, launched 1880 :R-boat, commissioned 1944—1962 : (Type 340) minesweeper, commissioned 1962—1990) : corvette, launched 1885 Claus von Bevern: experimental craft, launched 1911 Cobra: mine warfare vessel, launched 1926 : (Type 701) replenishment ship : 4,400 ton light cruiser, launched 1909 : 5,600 ton light cruiser, launched 1916 Colberg: guard ship : gunboat, launched 1860, commissioned 1861—1881