SM U-26 was one of the 329 submarines serving in the Imperial German Navy (Kaiserliche Marine) in World War I.

SM U-26 sinks the Russian armoured cruiser Pallada with a torpedo on 11 October 1914 in the Gulf of Finland.
History
German Empire
NameU-26
Ordered18 March 1911
BuilderGermaniawerft, Kiel
Yard number180
Laid down31 May 1912
Launched16 October 1913
Commissioned20 May 1914
FateSunk by a Russian mine in Gulf of Finland on 31 August or 4 September 1915 (all hands lost).
General characteristics Ocean-going diesel submarine
Class and typeGerman Type U 23 submarine
Displacement
  • 669 t (658 long tons) surfaced
  • 864 t (850 long tons) submerged
Length64.70 m (212.3 ft)
Beam6.32 m (20 ft 9 in)
Draught3.45 m (11 ft 4 in)
Propulsion
  • 2 shafts
  • 2 × Germania 6-cylinder two stroke diesel motors with 1,800 PS (1,320 kW; 1,780 shp)
  • 2 × SSW double Motordynamos with 1,200 PS (880 kW; 1,180 shp)
  • 450rpm surfaced
  • 330 rpm submerged
Speed
  • 16.7 knots (30.9 km/h; 19.2 mph) surfaced
  • 10.3 knots (19.1 km/h; 11.9 mph) submerged
Range
  • 9,910 nmi (18,350 km; 11,400 mi) at 8 knots (15 km/h; 9.2 mph) surfaced
  • 85 nmi (157 km; 98 mi) at 5 knots (9.3 km/h; 5.8 mph) submerged
Test depthabout 50 m (160 ft)
Boats & landing
craft carried
1 dingi
Complement4 officers, 31 men
Armament
Service record
Part of:
  • IV Flotilla
  • 1 August 1914 – Unknown end
  • Baltic Flotilla
  • Unknown start – 30 September 1915
Commanders:
  • Kptlt. Egewolf Freiherr von Berckheim[1]
  • 1 August – 17 December 1914 &
  • 13 January – 30 September 1915
Operations: 1 patrol
Victories:
  • 3 merchant ships sunk
    (3,700 GRT)
  • 2 warships sunk
    (11,375 tons)

U-26 was engaged in the submarine war in the Baltic Sea. On 11 October 1914, she sank the cruiser Pallada, inflicting the first loss of the war on the Russian Navy.

Fate edit

The boat did not return from sea in August 1915, and is assumed to have struck a mine off the coast of Finland, being lost with its entire crew of 30.

Wreck discovered edit

The boat was found in the western Gulf of Finland as reported by the Finnish newspaper Helsingin Sanomat in May 2014.[2][3]

Summary of raiding history edit

Date Name Nationality Tonnage[Note 1] Fate[4]
11 October 1914 Pallada   Imperial Russian Navy 7,775 Sunk
23 April 1915 Fråck   Russian Empire 849 Sunk
4 June 1915 Yenisei   Imperial Russian Navy 3,600 Sunk
25 August 1915 Petshora   Imperial Russian Navy 1,982 Sunk
30 August 1915 Zemlya   Russian Empire 869 Sunk

References edit

Notes edit

  1. ^ Merchant ship tonnages are in gross register tons. Military vessels are listed by tons displacement.

Citations edit

  1. ^ Helgason, Guðmundur. "WWI U-boat commanders: Egewolf Freiherr von Berckheim (Royal House Order of Hohenzollern)". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 22 December 2014.
  2. ^ Unto Hämäläinen, Sata vuotta etsitty sukellusvene U-26 löytyi. Helsingin Sanomat, May 29, 2014 p. A 15
  3. ^ "Tältä näyttää sata vuotta vanhan U26-sukellusveneen hylky Suomenlahden pohjassa – video". 2 June 2014.
  4. ^ Helgason, Guðmundur. "Ships hit by U 26". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 22 December 2014.

Bibliography edit

  • Gröner, Erich; Jung, Dieter; Maass, Martin (1991). U-boats and Mine Warfare Vessels. German Warships 1815–1945. Vol. 2. Translated by Thomas, Keith; Magowan, Rachel. London: Conway Maritime Press. ISBN 0-85177-593-4.

59°40′N 25°50′E / 59.667°N 25.833°E / 59.667; 25.833