Coordinates: 38°07′N 10°27′E / 38.117°N 10.450°E / 38.117; 10.450

SM U-64

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History
File:War Ensign of Germany 1903-1918.svgGerman Empire
NameU-64
Ordered17 May 1915
BuilderGermaniawerft, Kiel
Yard number248
Laid down19 May 1915
Launched29 February 1916
Commissioned15 April 1916
FateSunk 17 June 1918 by depth charges from HMS Lychnis at 38°07′N 10°27′E / 38.117°N 10.450°E / 38.117; 10.450. 38 dead and 5 survivors.[1]
General characteristics [2]
Class and typeType U 63 submarine
Displacement
  • 810 t (800 long tons) surfaced
  • 927 t (912 long tons) submerged
Length
Beam
  • 6.30 m (20 ft 8 in) (oa)
  • 4.15 m (13 ft 7 in) (pressure hull)
Height7.65 m (25 ft 1 in)
Draught4.04 m (13 ft 3 in)
Installed power
  • 2 × 2,200 PS (1,618 kW; 2,170 shp) surfaced
  • 2 × 1,200 PS (883 kW; 1,184 shp) submerged
Propulsion2 shafts
Speed
  • 16.5 knots (30.6 km/h; 19.0 mph) surfaced
  • 9.0 knots (16.7 km/h; 10.4 mph) submerged
Range
  • 9,170 nmi (16,980 km; 10,550 mi) at 8 knots (15 km/h; 9.2 mph) surfaced
  • 60 nmi (110 km; 69 mi) at 5 knots (9.3 km/h; 5.8 mph) submerged
Test depth50 m (164 ft 1 in)
Complement36
Armament
Service record
Part of:
  • IV Flotilla
  • 31 May – 19 November 1916
  • Pola / Mittelmeer / Mittelmeer I Flotilla
  • 19 November 1916 – 17 June 1918
Commanders:
  • Kptlt. Robert Moraht[3]
  • 15 April 1916 – 17 June 1918
Operations: 10 patrols
Victories:
  • 44 merchant ships sunk
    (129,327 GRT)
  • 1 warship sunk
    (18,300 tons)
  • 1 auxiliary warship sunk
    (243 GRT)
  • 3 merchant ships damaged
    (9,420 GRT)
  • 1 merchant ship taken as prize
    (186 GRT)

SM U-64 was a Type U-63 class submarine in the Kaiserliche Marine that served during World War I. She was built in 1916 and served in the Mediterranean Sea. On 19 March 1917, while on patrol in the Tyrrhenian Sea, U-64 encountered the French battleship Danton 30 nautical miles (56 km; 35 mi) south of Sardinia.[4] U-64 torpedoed Danton which sank in 45 minutes with the loss of 296 men. During her career, U-64 was under the command of Kapitänleutnant Robert Moraht. She was lost on 17 June 1918.

Summary of raiding history

Date Name Nationality Tonnage[Note 1] Fate[5]
25 September 1916 Bella File:Civil Ensign of the United Kingdom.svg United Kingdom 11 Sunk
26 September 1916 Loch Ryan File:Civil Ensign of the United Kingdom.svg United Kingdom 186 Captured as prize
10 November 1916 Freja File:Flag of Denmark.svg Denmark 2,168 Sunk
10 November 1916 Tripel File:Flag of Norway.svg Norway 4,633 Sunk
15 November 1916 F. Matarazzo File:Civil Ensign of the United Kingdom.svg United Kingdom 2,823 Sunk
17 February 1917 HMT Hawk File:Naval Ensign of the United Kingdom.svg Royal Navy 243 Sunk
17 February 1917 Okement File:Civil Ensign of the United Kingdom.svg United Kingdom 4,349 Sunk
18 February 1917 Asturian File:Civil Ensign of the United Kingdom.svg United Kingdom 3,193 Damaged
19 February 1917 Corso File:Civil Ensign of the United Kingdom.svg United Kingdom 3,242 Sunk
12 March 1917 Nina M. File:Flag of Italy (1861-1946).svg Italy 118 Sunk
16 March 1917 Catania File:Flag of Italy (1861-1946).svg Italy 3,188 Sunk
17 March 1917 Tripoli File:Flag of Italy (1861-1946).svg Italy 658 Sunk
19 March 1917 Danton File:Civil and Naval Ensign of France.svg French Navy 18,300 Sunk
23 March 1917 Eptalofos File:Civil Ensign of the United Kingdom.svg United Kingdom 4,413 Sunk
25 March 1917 Berbera File:Civil Ensign of the United Kingdom.svg United Kingdom 4,352 Sunk
25 March 1917 Immacolata File:Flag of Italy (1861-1946).svg Italy 137 Sunk
5 June 1917 Kallundborg File:Civil Ensign of the United Kingdom.svg United Kingdom 1,590 Sunk
6 June 1917 Oriana File:Flag of Argentina (civil).svg Argentina 1,015 Sunk
7 June 1917 Mama Filomena File:Flag of Italy (1861-1946).svg Italy 148 Sunk
9 June 1917 Fert File:Flag of Italy (1861-1946).svg Italy 5,567 Sunk
9 June 1917 Gratangen File:Flag of Norway.svg Norway 2,484 Sunk
12 June 1917 Moreni File:Flag of the United States (1912-1959).svg United States 4,045 Sunk
19 June 1917 La Giuseppina File:Flag of Italy (1861-1946).svg Italy 28 Sunk
19 June 1917 Nuovo Mondo Carmelo File:Flag of Italy (1861-1946).svg Italy 25 Sunk
12 September 1917 Gisla File:Flag of Norway.svg Norway 2,118 Sunk
12 September 1917 Urd File:Civil Ensign of the United Kingdom.svg United Kingdom 3,049 Sunk
12 September 1917 Wilmore File:Flag of the United States (1912-1959).svg United States 5,395 Sunk
14 September 1917 Amiral De Kersaint File:Flag of France.svg France 5,570 Sunk
14 September 1917 Ausonia File:Flag of Italy (1861-1946).svg Italy 1,438 Sunk
14 September 1917 Chulmleigh File:Civil Ensign of the United Kingdom.svg United Kingdom 4,911 Sunk
19 October 1917 War Clover File:Civil Ensign of the United Kingdom.svg United Kingdom 5,174 Sunk
25 October 1917 Erviken File:Flag of Norway.svg Norway 2,134 Sunk
25 October 1917 Ness File:Civil Ensign of the United Kingdom.svg United Kingdom 3,050 Sunk
25 October 1917 Sheaf Blade File:Civil Ensign of the United Kingdom.svg United Kingdom 2,378 Sunk
26 October 1917 Le Tarn File:Flag of France.svg France 1,658 Sunk
28 October 1917 Ferrona File:Civil Ensign of the United Kingdom.svg United Kingdom 4,591 Sunk
9 December 1917 Adour File:Flag of Norway.svg Norway 1,940 Sunk
10 December 1917 Crathorne File:Flag of Norway.svg Norway 2,619 Sunk
10 December 1917 Owasco File:Flag of the United States (1912-1959).svg United States 4,630 Sunk
11 December 1917 D. A. Gordon File:Civil Ensign of the United Kingdom.svg United Kingdom 2,301 Sunk
11 December 1917 Minorca File:Civil Ensign of the United Kingdom.svg United Kingdom 1,145 Sunk
14 December 1917 Coila File:Civil Ensign of the United Kingdom.svg United Kingdom 4,135 Sunk
30 January 1918 Minnetonka File:Civil Ensign of the United Kingdom.svg United Kingdom 13,528 Sunk
4 February 1918 Participation File:Flag of Italy (1861-1946).svg Italy 2,438 Sunk
5 February 1918 Caprera File:Flag of Italy (1861-1946).svg Italy 1,875 Sunk
6 February 1918 Duca Di Genova File:Flag of Italy (1861-1946).svg Italy 7,893 Sunk
7 February 1918 Montenegro File:Flag of France.svg France 1,306 Damaged
8 February 1918 Agnese Madre File:Flag of Italy (1861-1946).svg Italy 235 Sunk
8 February 1918 Emma Felice File:Flag of Italy (1861-1946).svg Italy 128 Sunk
17 June 1918 Kandy File:Civil Ensign of the United Kingdom.svg United Kingdom 4,921 Damaged

References

Notes

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

Citations

  1. Helgason, Guðmundur. "WWI U-boats: U 64". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net.
  2. Gröner 1991, pp. 8–10.
  3. Helgason, Guðmundur. "WWI U-boat commanders: Robert Moraht". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 16 March 2015.
  4. BBC, "Danton wreck".
  5. Helgason, Guðmundur. "Ships hit by U 64". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 25 November 2014.

Bibliography

  • Amos, Jonathan (19 February 2009). "Danton wreck found in deep water". BBC News. Retrieved 19 February 2009.
  • 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.

External links

38°07′N 10°27′E / 38.117°N 10.450°E / 38.117; 10.450