WWI U-boats

UC 21

Type UC II
ShipyardBlohm & Voss, Hamburg (Werk 271)
Ordered 29 Aug 1915
Launched 1 Apr 1916
Commissioned 12 Sep 1916
Commanders
15 Sep 1916 - 9 Jun 1917 Oblt. Reinhold Saltzwedel (Pour le Mérite)
10 Jun 1917 - 30 Sep 1917 Oblt. Werner von Zerboni di Sposetti
Career 11 patrols
14 Nov 1916 - 30 Sep 1917 Flandern Flotilla
Successes98 ships sunk with a total of 134,063 tons.
5 ships damaged with a total of 11,826 tons.
1 ship taken as prize with a total of 148 tons.
1 ship damaged with a total of 778 tons. (View ships hit by UC 21)
Fate 30 Sep 1917 - Departed Zeebrugge for the Bay of Biscay on 13.9. Lost by unknown cause on or after Sept. 16, 1917. 27 dead (all hands lost).

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