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MINE WARFARE SHIPS
M1 minesweepers (1915 - 1916)


Ships


Name No Yard No Builder Laid down Launched Comp Fate
M1   359 Seebeck, Geestemünde 1914 26.5.1915 7/1915 stricken 3.1920
M2   360 Seebeck, Geestemünde 1914 3.6.1915 8/1915 stricken 10.1921
M3   361 Seebeck, Geestemünde 1914 19.9.1915 9/1915 stricken 10.1921
M4   362 Seebeck, Geestemünde 1914 19.9.1915 10/1915 stricken 10.1921
M5   363 Seebeck, Geestemünde 1914 19.9.1915 10/1915 stricken 10.1921
M6   364 Seebeck, Geestemünde 1914 19.9.1915 11/1915 sunk 31.7.1918
M7   348 Neptun, Rostock 1914 1915 7/1915 stricken 10.1921
M8   349 Neptun, Rostock 1914 18.6.1915 8/1915 stricken 11.1920
M9   350 Neptun, Rostock 1914 1915 9/1915 sunk 18.6.1917
M10   351 Neptun, Rostock 1914 1915 9/1915 stricken 3.1920
M11   352 Neptun, Rostock 1914 21.7.1915 10/1915 sunk 28.12.1917
M12   353 Neptun, Rostock 1914 27.7.1915 10/1915 sunk 27.7.1916
M13   63 Nordseewerke, Emden 1914 26.5.1915 11/1915 stricken 3.1920
M14   64 Nordseewerke, Emden 1914 21.11.1915 2/1916 sunk 16.5.1917
M15   365 Seebeck, Geestemünde 1915 19.9.1915 12/1915 sunk 30.3.1917
M16   366 Seebeck, Geestemünde 1915 14.11.1915 1/1916 sunk 21.3.1917
M17   367 Seebeck, Geestemünde 1915 19.12.1915 1/1916 stricken 3.1920
M18   354 Neptun, Rostock 1915 25.8.1915 11/1915 stricken 7.1920
M19   355 Neptun, Rostock 1915 10.9.1915 12/1915 stricken 7.1921
M20   356 Neptun, Rostock 1915 30.9.1915 12/1915 stricken 7.1921
M21     Frerichs, Einswarden 1915 10/1915 12/1915 stricken 3.1920
M22     Frerichs, Einswarden 1915 12/1915 1/1916 sunk 14.10.1918
M23   273 Tecklenborg, Geestemünde 1915 29.7.1915 8/1915 sunk 4.6.1917
M24   274 Tecklenborg, Geestemünde 1915 11.8.1915 9/1915 sunk 16.3.1917
M25   275 Tecklenborg, Geestemünde 1915 28.8.1915 10/1915 stricken 7.1921
M26   276 Tecklenborg, Geestemünde 1915 9.9.1915 10/1915 sunk 21.3.1917


Technical data


Displacement normal, t

M1 - 6: 425

M7 - 26: 450

Displacement full, t

M1 - 6: 456

M7 - 26: 476

Length, m

M1 - 6: 55.1 oa 53.5 wl

M7 - 26: 56.4 oa 54.8 wl

Breadth, m

7.30

Draught, m

2.00

No of shafts

2

Machinery

2 VTE, 2 Marine boilers

Power, h. p.

M1 - 6: 1400

M7 - 26: 1600

Max speed, kts

M1 - 6: 16.3

M7 - 26: 16.2

Fuel, t

coal 112

Endurance, nm(kts)1680(14)
Armament

1 x 1 - 88/27 SK L/30 C/89, 1 x 5 - 37/20 Hotchkiss, 30 mines, mechanical minesweeping gear

Complement

40



Standard scale images


<i>M1</i> 1918
M1 1918


Project history


These Type 1914 fleet minesweepers were seaworthy boats which could make 13kts with sweeping gear deployed. A significant feature of the type was the slight whaleback forecastle.

Modernizations


1915-1916, all survived: - 1 x 5 - 37/20; + 1 x 1 - 88/27 SK L/30 C/89

Naval service


M6 was mined 31.7.1918 in the North Sea. M9 was mined 18.6.1917 in the North Sea. M11 was mined 28.12.1917 in the North Sea. M12 was mined 27.7.1916 in the North Sea. M14 was mined 16.5.1917 in the North Sea. M15 was mined 30.3.1917 in the North Sea. M16 was mined 21.3.1917 in the North Sea. M22 was mined 14.10.1918 in the North Sea. M23 was mined 4.6.1917 in the North Sea. M24 was mined 16.3.1917 in the North Sea. M26 was mined 21.3.1917 in the North Sea.