U -88
Kptlt. Schweiger
Ships sunk or damaged by U - 88
| 23 May 1917 | SS Hector | 1,146tons Norwegian |
| 25 May 1917 | SS Hilary | 6,329tons British |
| 28 May 1917 | SS Roma (damaged) | 417tons Russian |
| 29 May 1917 | SS Ashleaf 5,768tons British |
| 31 May 1917 | SS Miyazaki Maru | 7,892tons Japan |
| 31 May 1917 | SS JeanneCordonnier | 2,194tons French |
| 01 Jun 1917 | SS Cavina | 6,539tons British |
| 06 Jun 1917 | SS Eemdijk | 3,048tons Dutch |
| 07 Jun 1917 | SS John Bakke | 1,611tons Norway |
| 29 Jun 1917 | SS Escondido | 1,066tons Norway |
| 03 Jul 1917 | SS Iceland | 1,501tons British |
| 07 Jul 1917 | SS Coral Leaf (damaged) | 428tons British |
| 13 Jul 1917 | SS Ceres | 1,166tons Denmark |
| 16 Jul 1917 | SS Vesta | 1.222tons Denmark |
On 07 April 1917 and on 30 July 1917, KptLt Schweiger was awarded Germany's highest decoration for gallantry;
the "Pour Le Merite" medal, in recognition of his having sunk
a total of 190,000 tons of allied shipping.
On 01 September, 1917 after setting out to sea on patrol, he ran into a mine field near Horns Reef off Jutland
and exploded with all hands lost as witnessed by another U-Boat in the vicinity.
There were no survivors from the U Boat-88, whose last recorded resting
place is 53,57N - 04,55E.
Crew of U-88
| Antesz | Erich | U-F.T.Maat |
| Baron | Joseph | U-Oberheizer |
| Becker | Karl | U-Maschinistenmaat |
| Bernauer | W | U-Oberheizer |
| Cristophersen | U-Matrose | |
| Crome | Ernst | U-F.T.Gast |
| Englisch | Max | U-Oberheizer |
| Ernst | Gustav | U-Oberheizer |
| Faerber | Ludwig | U-Maschinistenmaat |
| Hagemeyer | G | U-Maschinistenmaat |
| Haug | Adolph | U-Maschinistenmaat |
| Hirzel | Alfred | Oberleutnant z.S |
| Hoffmeister | Al | U-Bootsmannsmaat |
| Höchel | Wilhelm | U-Heizer |
| Imelmann | Franz | Marine-Oberingenieur |
| Kadner | Ludwig | U-Obermatrose |
| Klisch | Richard | U-Oberheizer |
| Ksienzyk | Ed | U-Obermaschinistenmaat |
| Lehner | Georg | U-Ober-Maschinistenmaat |
| Lixfeld | Albert | U-Heizer |
| Lochmann | W | U-Maschinistenmaat |
| Motz | Christoph | U-Machinist |
| Nesporek | Alois | U-Heizer |
| Neumann | Karl | Bootsmannmaat |
| Peters | Freidrich | U-Obermatrose |
| Probst | Wilhelm | U-Heizer |
| Roth | Ernst | U-Obermaschiniatenmaat |
| Rödiger | Wilhelm | U-Heizer |
| Schiffbauer | O | U-Obersteuermann |
| Schmitz | Anton | U-Matrose |
| Schrader | Walter | U-F.T.Gast |
| Schröder | Hermann | U-Oberbootsmannsmaat |
| Schröder | Paul | U-Bootsmannsmaat |
| Schweiger | Walter | Kapitänleutnant |
| Socha | Franz | U-Obermatrose |
| Strubing | Hans | U-Maschinistmaat |
| Stumpf | Heinrich | U-Obermatrose d.Res |
| Stursberg | W | U-Maschinistmaat |
| Westermann | J | U-Oberheizer |
| Wilhelemi | Otto | U-Bootsmannsmaat |
| Wyrobisch | R | U-Obermatrose |
| Zentner | Rudolf | Oberleutnantz.S |
| Zimmer | Erich | U-Heizer |