This is the full listing of all ships hit during July 1917. You can click on any of the links for further information on either ship, U-boat, commander or convoy.
| Date | U-boat | Commander | | Name of ship | Tons | Nat. |
| |
| 1 Jul 1917 | U 38 | Max Valentiner | | Corrado | 120 |  | it |
| 1 Jul 1917 | U 38 | Max Valentiner | | Volto Santo G. | 225 |  | it |
| 1 Jul 1917 | U 45 | Erich Sittenfeld | | Eclipse | 185 |  | br |
| 1 Jul 1917 | U 49 | Richard Hartmann | | Stalheim (d.) | 1,469 |  | nw |
| 1 Jul 1917 | U 63 | Otto Schultze | | Marie | 118 |  | fr |
| 1 Jul 1917 | U 80 | Alfred von Glasenapp | | Don Emilio | 3,651 |  | br |
| 1 Jul 1917 | U 84 | Walter Roehr | | Bachi | 2,184 |  | sp |
| 1 Jul 1917 | U 84 | Walter Roehr | | Demerara (d.) | 11,484 |  | br |
| 1 Jul 1917 | UC 31 | Otto von Schrader | | Amstelland | 5,404 |  | nl |
| 1 Jul 1917 | UC 33 | Martin Schelle | | Ariel | 108 |  | br |
| 1 Jul 1917 | UC 33 | Martin Schelle | | General Buller | 72 |  | br |
| 1 Jul 1917 | UC 33 | Martin Schelle | | Hamnavoe | 57 |  | br |
| 1 Jul 1917 | UC 63 | Karsten von Heydebreck | | Advance | 44 |  | br |
| 1 Jul 1917 | UC 63 | Karsten von Heydebreck | | Gleam | 54 |  | br |
| 1 Jul 1917 | UC 63 | Karsten von Heydebreck | | Radiance | 57 |  | br |
| 1 Jul 1917 | UC 67 | Karl Neumann | | Angela Madre | 80 |  | it |
| 1 Jul 1917 | UC 67 | Karl Neumann | | Miltiades Embiricos | 3,448 |  | gr |
| 2 Jul 1917 | U 57 | Carl-Siegfried Ritter von Georg | | Mayflower | 55 |  | sw |
| 2 Jul 1917 | U 63 | Otto Schultze | | Argentario | 739 |  | it |
| 2 Jul 1917 | U 86 | Alfred Götze | | Bessie | 66 |  | sw |
| 2 Jul 1917 | UB 47 | Hans Hermann Wendlandt | | Shinsan Maru | 3,312 |  | jp |
| 2 Jul 1917 | UC 31 | Otto von Schrader | | Thirlby | 2,009 |  | br |
| 3 Jul 1917 | U 34 | Johannes Klasing | | Marthe Roux | 1,962 |  | fr |
| 3 Jul 1917 | U 49 | Richard Hartmann | | Cimbria | 234 |  | da |
| 3 Jul 1917 | U 49 | Richard Hartmann | | Mary Boyes | 101 |  | da |
| 3 Jul 1917 | U 49 | Richard Hartmann | | Proefneming I | 112 |  | nl |
| 3 Jul 1917 | U 49 | Richard Hartmann | | Thor | 105 |  | nl |
| 3 Jul 1917 | U 63 | Otto Schultze | | Immacolatina | 54 |  | it |
| 3 Jul 1917 | U 88 | Walther Schwieger | | Iceland | 1,501 |  | br |
| 3 Jul 1917 | k.u.k. U28 | Zdenko Hudecek | | Mongara | 8,205 |  | br |
| 3 Jul 1917 | UC 31 | Otto von Schrader | | Matador | 3,642 |  | br |
| 3 Jul 1917 | UC 67 | Karl Neumann | | City Of Cambridge | 3,788 |  | br |
| 3 Jul 1917 | UC 71 | Reinhold Saltzwedel | | Orleans | 2,853 |  | am |
| 3 Jul 1917 | UC 72 | Ernst Voigt | | Henrik | 3,928 |  | nw |
| 4 Jul 1917 | U 34 | Johannes Klasing | | Fratelli Bianchi | 3,542 |  | it |
| 4 Jul 1917 | U 84 | Walter Roehr | | Goathland | 3,044 |  | br |
| 4 Jul 1917 | U 87 | Rudolf Schneider | | Loch Katrine | 151 |  | br |
| 4 Jul 1917 | U 93 | Helmut Gerlach | | Kodan | 308 |  | da |
| 4 Jul 1917 | UC 21 | Werner von Zerboni di Sposetti | | Bestevaer | 1,044 |  | nl |
| 4 Jul 1917 | UC 21 | Werner von Zerboni di Sposetti | | Roelfina (p.) | 148 |  | nl |
| 4 Jul 1917 | UC 25 | Johannes Feldkirchner | | Aster | 1,250 |  | br |
| 4 Jul 1917 | UC 25 | Johannes Feldkirchner | | Azalea (d.) | 1,250 |  | br |
| 4 Jul 1917 | UC 4 | Oskar Steckelberg | | Chrysolite | 57 |  | br |
| 4 Jul 1917 | UC 54 | Heinrich XXXVII Prinz zu Reuß | | Hurstside | 3,149 |  | br |
| 4 Jul 1917 | UC 61 | Georg Gerth | | Ull | 543 |  | nw |
| 4 Jul 1917 | UC 71 | Reinhold Saltzwedel | | Snetoppen | 2,349 |  | nw |
| 5 Jul 1917 | | | | Albert Cornelis | unknown |  | nl |
| 5 Jul 1917 | U 57 | Carl-Siegfried Ritter von Georg | | Cuyahoga | 4,586 |  | br |
| 5 Jul 1917 | U 65 | Hermann von Fischel | | Ciboure | 2,388 |  | fr |
| 5 Jul 1917 | k.u.k. U14 | Georg Ritter von Trapp | | Marionga Goulandris | 3,191 |  | gr |
| 5 Jul 1917 | UB 18 | Claus Lafrenz | | Bjerkø | 1,871 |  | nw |
| 5 Jul 1917 | UB 31 | Thomas Bieber | | Ocean Swell | 195 |  | br |
| 5 Jul 1917 | UB 32 | Max Viebeg | | Havbris | 677 |  | nw |
| 5 Jul 1917 | UC 25 | Johannes Feldkirchner | | Eburna (d.) | 4,735 |  | br |
| 6 Jul 1917 | U 52 | Hans Walther | | Flora | 818 |  | nw |
| 6 Jul 1917 | U 58 | Karl Scherb | | Motor | 63 |  | da |
| 6 Jul 1917 | U 65 | Hermann von Fischel | | Roma | 52 |  | it |
| 6 Jul 1917 | UB 31 | Thomas Bieber | | Ariadne Christine (d.) | 3,550 |  | br |
| 6 Jul 1917 | UB 32 | Max Viebeg | | Wabasha (d.) | 5,864 |  | br |
| 6 Jul 1917 | UC 33 | Martin Schelle | | Handelen Visscherij | 76 |  | nl |
| 6 Jul 1917 | UC 33 | Martin Schelle | | Piet Hein | 100 |  | nl |
| 6 Jul 1917 | UC 33 | Martin Schelle | | Skjald | 477 |  | nw |
| 6 Jul 1917 | UC 44 | Kurt Tebbenjohanns | | Itchen | 550 |  | br |
| 6 Jul 1917 | UC 61 | Georg Gerth | | Indutiomare | 1,577 |  | be |
| 6 Jul 1917 | UC 71 | Reinhold Saltzwedel | | Løvstakken | 3,105 |  | nw |
| 6 Jul 1917 | UC 71 | Reinhold Saltzwedel | | Victoria Ii | 3,105 |  | nw |
| 6 Jul 1917 | UC 79 | Erich Haecker | | Rhone (p.) | 1,050 |  | da |
| 7 Jul 1917 | U 155 | Karl Meusel | | Coblenz (d.) | 1,338 |  | br |
| 7 Jul 1917 | U 34 | Johannes Klasing | | Wilberforce | 3,074 |  | br |
| 7 Jul 1917 | U 38 | Max Valentiner | | La Resolu | 186 |  | fr |
| 7 Jul 1917 | U 57 | Carl-Siegfried Ritter von Georg | | Tarquah | 3,859 |  | br |
| 7 Jul 1917 | U 72 | Ernst Krafft | | Shigizan Maru | 2,828 |  | jp |
| 7 Jul 1917 | U 84 | Walter Roehr | | Condesa | 8,557 |  | br |
| 7 Jul 1917 | U 84 | Walter Roehr | | Oxø | 831 |  | nw |
| 7 Jul 1917 | U 88 | Walther Schwieger | | Coral Leaf (d.) | 428 |  | br |
| 7 Jul 1917 | UB 31 | Thomas Bieber | | Bellucia | 4,368 |  | br |
| 7 Jul 1917 | UC 33 | Martin Schelle | | Southesk | 93 |  | br |
| 7 Jul 1917 | UC 4 | Erich Hecht | | Kelvin | 322 |  | br |
| 7 Jul 1917 | UC 58 | Karl Vesper | | Mt 11 | 29 |  | ru |
| 7 Jul 1917 | UC 58 | Karl Vesper | | Mt 14 | 29 |  | ru |
| 7 Jul 1917 | UC 61 | Georg Gerth | | Ettrick (d.) | 570 |  | br |
| 7 Jul 1917 | UC 67 | Karl Neumann | | Milano | 143 |  | it |
| 7 Jul 1917 | UC 67 | Karl Neumann | | Southina | 3,506 |  | br |
| 7 Jul 1917 | UC 72 | Ernst Voigt | | Massapequa | 3,193 |  | am |
| 8 Jul 1917 | U 155 | Karl Meusel | | Ruelle | 3,583 |  | fr |
| 8 Jul 1917 | U 49 | Richard Hartmann | | Obuasi | 4,416 |  | br |
| 8 Jul 1917 | U 53 | Hans Rose | | Asheim | 2,147 |  | nw |
| 8 Jul 1917 | U 53 | Hans Rose | | Atlantic | 1,087 |  | da |
| 8 Jul 1917 | U 57 | Carl-Siegfried Ritter von Georg | | Pegu | 6,348 |  | br |
| 8 Jul 1917 | U 58 | Karl Scherb | | Fiorella | 1,168 |  | nw |
| 8 Jul 1917 | U 65 | Hermann von Fischel | | L’immortale Leone | 133 |  | it |
| 8 Jul 1917 | U 87 | Rudolf Schneider | | Valetta | 5,871 |  | br |
| 8 Jul 1917 | UC 55 | Horst Rühle von Lilienstern | | Spekulation | 291 |  | sw |
| 8 Jul 1917 | UC 71 | Reinhold Saltzwedel | | Vendee | 1,295 |  | br |
| 8 Jul 1917 | UC 72 | Ernst Voigt | | Cambronne | 1,863 |  | fr |
| 8 Jul 1917 | UC 72 | Ernst Voigt | | M. I. Mandal | 1,886 |  | da |
| 8 Jul 1917 | UC 72 | Ernst Voigt | | Mary W. Bowen | 2,153 |  | am |
| 8 Jul 1917 | UC 79 | Erich Haecker | | Eos (p.) | 838 |  | da |
| 8 Jul 1917 | UC 79 | Erich Haecker | | Nyhamn (p.) | 302 |  | sw |
| 8 Jul 1917 | UC 79 | Erich Haecker | | Storebelt (p.) | 599 |  | da |
| 9 Jul 1917 | U 52 | Hans Walther | | Prince Abbas | 2,030 |  | br |
| 9 Jul 1917 | U 66 | Gerhard Muhle | | Iparraguirre | 1,161 |  | sp |
| 9 Jul 1917 | UC 72 | Ernst Voigt | | Ceres | 296 |  | fr |
| 10 Jul 1917 | U 49 | Richard Hartmann | | King David | 3,680 |  | br |
| 10 Jul 1917 | U 53 | Hans Rose | | Cedric | 197 |  | br |
| 10 Jul 1917 | U 53 | Hans Rose | | Mabel | 205 |  | br |
| 10 Jul 1917 | U 53 | Hans Rose | | Pacific | 235 |  | br |
| 10 Jul 1917 | U 53 | Hans Rose | | Peridot | 214 |  | br |
| 10 Jul 1917 | U 53 | Hans Rose | | Pretoria | 283 |  | br |
| 10 Jul 1917 | U 53 | Hans Rose | | Romantic | 197 |  | br |
| 10 Jul 1917 | U 53 | Hans Rose | | Sea King | 185 |  | br |
| 10 Jul 1917 | U 53 | Hans Rose | | Stoic | 200 |  | br |
| 10 Jul 1917 | U 57 | Carl-Siegfried Ritter von Georg | | Garmoyle | 1,229 |  | br |
| 10 Jul 1917 | U 87 | Rudolf Schneider | | Seang Choon | 5,807 |  | br |
| 10 Jul 1917 | UB 12 | Ernst Steindorff | | Jupiter I | 263 |  | fr |
| 10 Jul 1917 | UB 31 | Thomas Bieber | | Hildegard | 622 |  | am |
| 10 Jul 1917 | UC 55 | Horst Rühle von Lilienstern | | Flamma (d.) | 1,920 |  | br |
| 10 Jul 1917 | UC 69 | Erwin Waßner | | Kansan | 7,913 |  | am |
| 11 Jul 1917 | U 52 | Hans Walther | | Vanda | 1,646 |  | sw |
| 11 Jul 1917 | U 87 | Rudolf Schneider | | Kioto | 6,182 |  | br |
| 11 Jul 1917 | UB 31 | Thomas Bieber | | Brunhilda | 2,296 |  | br |
| 11 Jul 1917 | UC 21 | Werner von Zerboni di Sposetti | | Coquimbo | 1,759 |  | fr |
| 11 Jul 1917 | UC 24 | Kurt Willich | | Siracusa | 3,187 |  | it |
| 11 Jul 1917 | UC 72 | Ernst Voigt | | Anglo-patagonian | 5,017 |  | br |
| 11 Jul 1917 | UC 77 | Reinhard von Rabenau | | Vordingborg | 2,155 |  | da |
| 12 Jul 1917 | U 155 | Karl Meusel | | Calliope | 2,883 |  | br |
| 12 Jul 1917 | U 34 | Johannes Klasing | | Ondine | 84 |  | fr |
| 12 Jul 1917 | U 38 | Max Valentiner | | Claire | 1,157 |  | be |
| 12 Jul 1917 | U 49 | Richard Hartmann | | Muirfield | 3,086 |  | br |
| 12 Jul 1917 | U 52 | Hans Walther | | Fredrika | 1,851 |  | sw |
| 12 Jul 1917 | U 87 | Rudolf Schneider | | Castleton | 2,395 |  | br |
| 12 Jul 1917 | k.u.k. U4 | Rudolf Singule | | Berthilde | 672 |  | fr |
| 12 Jul 1917 | UC 38 | Alfred Klatt | | Grace | 1,861 |  | am |
| 12 Jul 1917 | UC 42 | Otto Heinrich Tornow | | George Milburn | 235 |  | br |
| 12 Jul 1917 | UC 54 | Heinrich XXXVII Prinz zu Reuß | | Maija | 164 |  | ru |
| 12 Jul 1917 | UC 55 | Horst Rühle von Lilienstern | | Balzac | 5,372 |  | nw |
| 12 Jul 1917 | UC 67 | Karl Neumann | | Francesco | 151 |  | it |
| 12 Jul 1917 | UC 67 | Karl Neumann | | Leonardo G. | 50 |  | it |
| 13 Jul 1917 | U 48 | Karl Edeling | | Gibel-yedid | 949 |  | br |
| 13 Jul 1917 | U 58 | Karl Scherb | | Charilaos Tricoupis | 2,475 |  | gr |
| 13 Jul 1917 | U 88 | Walther Schwieger | | Ceres | 1,166 |  | da |
| 13 Jul 1917 | UC 45 | Hubert Aust | | Afram | 43 |  | da |
| 13 Jul 1917 | UC 54 | Heinrich XXXVII Prinz zu Reuß | | Loanda | 141 |  | pt |
| 13 Jul 1917 | UC 55 | Horst Rühle von Lilienstern | | Lai | 509 |  | nw |
| 13 Jul 1917 | UC 77 | Reinhard von Rabenau | | Ascain | 1,686 |  | fr |
| 14 Jul 1917 | U 155 | Karl Meusel | | Chalkydon | 2,870 |  | gr |
| 14 Jul 1917 | U 48 | Karl Edeling | | Exford | 5,886 |  | br |
| 14 Jul 1917 | U 96 | Heinrich Jeß | | Emanuel | 203 |  | da |
| 14 Jul 1917 | UC 58 | Karl Vesper | | Bonus | 111 |  | fi |
| 15 Jul 1917 | U 38 | Max Valentiner | | Atalante | 124 |  | fr |
| 15 Jul 1917 | U 45 | Erich Sittenfeld | | Mariston | 2,908 |  | br |
| 15 Jul 1917 | U 48 | Karl Edeling | | Torcello | 2,929 |  | br |
| 15 Jul 1917 | U 49 | Richard Hartmann | | Dudhope | 2,086 |  | br |
| 15 Jul 1917 | k.u.k. U32 | Gaston Vio | | Incemore (d.) | 3,060 |  | br |
| 15 Jul 1917 | UB 40 | Hans Howaldt | | Dinorwic | 124 |  | br |
| 15 Jul 1917 | UB 40 | Hans Howaldt | | Ebenezer | 177 |  | br |
| 15 Jul 1917 | UC 38 | Alfred Klatt | | L.b.s. 1011 | 20 |  | gr |
| 15 Jul 1917 | UC 38 | Alfred Klatt | | L.b.s. 29 | 10 |  | gr |
| 15 Jul 1917 | UC 38 | Alfred Klatt | | Redbreast | 1,313 |  | br |
| 15 Jul 1917 | UC 48 | Kurt Ramien | | Florence Creadick (d.) | 732 |  | am |
| 15 Jul 1917 | UC 48 | Kurt Ramien | | Westmeath (d.) | 9,179 |  | br |
| 15 Jul 1917 | UC 72 | Ernst Voigt | | Trelissick | 4,168 |  | br |
| 16 Jul 1917 | U 30 | Franz Grünert | | Cyrus | 293 |  | ru |
| 16 Jul 1917 | U 32 | Kurt Hartwig | | Khephren | 2,774 |  | br |
| 16 Jul 1917 | U 32 | Kurt Hartwig | | Porto Di Adalia | 4,073 |  | it |
| 16 Jul 1917 | U 45 | Erich Sittenfeld | | Ribston | 3,372 |  | br |
| 16 Jul 1917 | U 48 | Karl Edeling | | Asama | 284 |  | br |
| 16 Jul 1917 | U 49 | Richard Hartmann | | Lamia L. | 2,220 |  | it |
| 16 Jul 1917 | U 87 | Rudolf Schneider | | Tamele | 3,932 |  | br |
| 16 Jul 1917 | U 88 | Walther Schwieger | | Vesta | 1,122 |  | da |
| 16 Jul 1917 | UC 38 | Alfred Klatt | | Firfield | 4,029 |  | br |
| 16 Jul 1917 | UC 38 | Alfred Klatt | | Unidentified Sailing Vessel | 20 |  | gr |
| 16 Jul 1917 | UC 41 | Kurt Bernis | | Valentia | 3,242 |  | br |
| 16 Jul 1917 | UC 48 | Kurt Ramien | | Henry R. James | 3,146 |  | br |
| 16 Jul 1917 | UC 64 | Ernst Müller-Schwarz | | Timor | 135 |  | nl |
| 17 Jul 1917 | U 32 | Kurt Hartwig | | Virent (d.) | 3,771 |  | br |
| 17 Jul 1917 | U 45 | Erich Sittenfeld | | Haworth | 4,456 |  | br |
| 17 Jul 1917 | U 52 | Hans Walther | | C 34 | 321 |  | br |
| 17 Jul 1917 | UC 38 | Alfred Klatt | | Newmarket | 833 |  | br |
| 17 Jul 1917 | UC 70 | Alfred Klatt | | Elin (d.) | 139 |  | nw |
| 18 Jul 1917 | U 155 | Karl Meusel | | Ellen | 3,877 |  | nw |
| 18 Jul 1917 | UC 38 | Alfred Klatt | | K.507 | 40 |  | gr |
| 18 Jul 1917 | UC 47 | Paul Hundius | | Ruth (d.) | 549 |  | nw |
| 19 Jul 1917 | | | | Cleopatra | 52 |  | gr |
| 19 Jul 1917 | U 32 | Kurt Hartwig | | Varvara | 1,316 |  | gr |
| 19 Jul 1917 | U 38 | Max Valentiner | | Eloby | 6,545 |  | br |
| 19 Jul 1917 | U 67 | Hans Nieland | | Harrildsborg | 1,547 |  | da |
| 19 Jul 1917 | U 87 | Rudolf Schneider | | Artensis | 1,788 |  | nw |
| 20 Jul 1917 | | | | Fraternite | unknown |  | gr |
| 20 Jul 1917 | U 155 | Karl Meusel | | Hanseat | 3,358 |  | nw |
| 20 Jul 1917 | U 45 | Erich Sittenfeld | | Nevisbrook | 3,140 |  | br |
| 20 Jul 1917 | U 71 | Walter Gude | | Sirra | 223 |  | nl |
| 20 Jul 1917 | UB 21 | Franz Walther | | Trelyon | 3,099 |  | br |
| 20 Jul 1917 | UB 40 | Hans Howaldt | | L. H. Carl | 1,916 |  | br |
| 20 Jul 1917 | UB 40 | Hans Howaldt | | Salsette | 5,842 |  | br |
| 20 Jul 1917 | UC 17 | Werner Fürbringer | | City Of Florence | 5,399 |  | br |
| 20 Jul 1917 | UC 4 | Erich Hecht | | Queen Of The North | 594 |  | br |
| 20 Jul 1917 | UC 47 | Paul Hundius | | Beatrice | 712 |  | br |
| 20 Jul 1917 | UC 47 | Paul Hundius | | Bramham | 1,978 |  | br |
| 20 Jul 1917 | UC 65 | Otto Steinbrinck | | Fluent | 3,660 |  | br |
| 20 Jul 1917 | UC 69 | Erwin Waßner | | Kageshima Maru | 4,697 |  | jp |
| 21 Jul 1917 | U 155 | Karl Meusel | | Doris | 1,355 |  | it |
| 21 Jul 1917 | U 155 | Karl Meusel | | John Twohy | 1,019 |  | am |
| 21 Jul 1917 | U 155 | Karl Meusel | | Willena Gertrude | 317 |  | br |
| 21 Jul 1917 | U 44 | Paul Wagenführ | | Robert Smith | 211 |  | br |
| 21 Jul 1917 | U 45 | Erich Sittenfeld | | Dafila | 1,754 |  | br |
| 21 Jul 1917 | U 58 | Karl Scherb | | Ramillies | 2,935 |  | br |
| 21 Jul 1917 | U 66 | Gerhard Muhle | | African Prince | 4,916 |  | br |
| 21 Jul 1917 | U 66 | Gerhard Muhle | | Harold | 1,322 |  | br |
| 21 Jul 1917 | U 87 | Rudolf Schneider | | Coniston Water | 3,738 |  | br |
| 21 Jul 1917 | U 96 | Heinrich Jeß | | Paddington | 5,084 |  | br |
| 21 Jul 1917 | UC 17 | Werner Fürbringer | | Augustus Welt | 1,221 |  | am |
| 22 Jul 1917 | UB 18 | Ulrich Meier | | Breda | 257 |  | nl |
| 22 Jul 1917 | UB 18 | Ulrich Meier | | Nereus | 110 |  | nl |
| 22 Jul 1917 | UB 21 | Franz Walther | | Glow | 1,141 |  | br |
| 22 Jul 1917 | UB 35 | Karl Stöter | | Breda (d.) | 257 |  | nl |
| 22 Jul 1917 | UB 40 | Hans Howaldt | | Rota | 2,171 |  | br |
| 22 Jul 1917 | UC 49 | Karl Petri | | Cotovia | 4,020 |  | br |
| 23 Jul 1917 | U 54 | Kurt Heeseler | | Ashleigh | 6,985 |  | br |
| 23 Jul 1917 | U 54 | Kurt Heeseler | | Huelva | 4,867 |  | br |
| 23 Jul 1917 | U 96 | Heinrich Jeß | | Radioleine (d.) | 4,029 |  | fr |
| 23 Jul 1917 | UB 21 | Franz Walther | | Vanland | 1,285 |  | sw |
| 23 Jul 1917 | UC 49 | Karl Petri | | Otway | 12,077 |  | br |
| 23 Jul 1917 | UC 69 | Erwin Waßner | | Frithjof | 1,389 |  | nw |
| 24 Jul 1917 | U 44 | Paul Wagenführ | | Thorsdal | 2,200 |  | nw |
| 24 Jul 1917 | U 45 | Erich Sittenfeld | | Zateja | 67 |  | ru |
| 24 Jul 1917 | U 46 | Leo Hillebrand | | Brumaire | 2,324 |  | br |
| 24 Jul 1917 | U 46 | Leo Hillebrand | | Zermatt | 3,767 |  | br |
| 24 Jul 1917 | U 67 | Hans Nieland | | Viking | 873 |  | sw |
| 24 Jul 1917 | U 69 | Ernst Wilhelms | | Mikelis | 2,430 |  | gr |
| 24 Jul 1917 | U 95 | Athalwin Prinz | | Bellville (d.) | 992 |  | sw |
| 24 Jul 1917 | UB 18 | Ulrich Meier | | Montevideo 488 | unknown |  | ur |
| 24 Jul 1917 | UB 18 | Ulrich Meier | | Oostzee | 199 |  | nl |
| 24 Jul 1917 | UC 49 | Karl Petri | | Blake | 3,740 |  | br |
| 24 Jul 1917 | UC 69 | Erwin Waßner | | Sir Walter | 492 |  | br |
| 25 Jul 1917 | U 46 | Leo Hillebrand | | Peninsula | 1,384 |  | br |
| 25 Jul 1917 | U 46 | Leo Hillebrand | | Purley | 4,500 |  | br |
| 25 Jul 1917 | U 54 | Kurt Heeseler | | Rustington | 3,071 |  | br |
| 25 Jul 1917 | U 82 | Hans Adam | | Monkstone | 3,097 |  | br |
| 25 Jul 1917 | UB 18 | Ulrich Meier | | Janna | 145 |  | nl |
| 25 Jul 1917 | UB 18 | Ulrich Meier | | Spes Mea | 75 |  | nl |
| 25 Jul 1917 | UC 41 | Kurt Bernis | | Oakleaf | 8,106 |  | br |
| 25 Jul 1917 | UC 49 | Karl Petri | | Dea | 1,109 |  | nw |
| 25 Jul 1917 | UC 62 | Max Schmitz | | Vaarbud | 362 |  | nw |
| 25 Jul 1917 | UC 69 | Erwin Waßner | | Baldwin | 1,130 |  | nw |
| 26 Jul 1917 | U 33 | Gustav Sieß | | Blanchette | 280 |  | it |
| 26 Jul 1917 | U 33 | Gustav Sieß | | Gesu E Maria | 196 |  | it |
| 26 Jul 1917 | U 54 | Kurt Heeseler | | Somerset | 7,163 |  | br |
| 26 Jul 1917 | U 71 | Walter Gude | | Ethelwynne (d.) | 3,230 |  | br |
| 26 Jul 1917 | U 71 | Walter Gude | | Flore | 3,553 |  | fr |
| 26 Jul 1917 | UC 27 | Gerhard Schulz | | Mooltan | 9,621 |  | br |
| 26 Jul 1917 | UC 50 | Rudolf Seuffer | | Carmarthen | 4,262 |  | br |
| 26 Jul 1917 | UC 51 | Hans Galster | | Ludgate | 3,708 |  | br |
| 26 Jul 1917 | UC 65 | Otto Steinbrinck | | Ariadne | 11,000 |  | br |
| 26 Jul 1917 | UC 69 | Erwin Waßner | | Bertha | 107 |  | pt |
| 26 Jul 1917 | UC 69 | Erwin Waßner | | Locksley | 2,487 |  | nw |
| 26 Jul 1917 | UC 69 | Erwin Waßner | | Venturoso | 420 |  | pt |
| 27 Jul 1917 | U 33 | Gustav Sieß | | Frigido | 59 |  | it |
| 27 Jul 1917 | U 33 | Gustav Sieß | | Genova | 3,486 |  | it |
| 27 Jul 1917 | U 44 | Paul Wagenführ | | John Hays Hammond | 132 |  | am |
| 27 Jul 1917 | U 46 | Leo Hillebrand | | Begona No. 4 | 2,407 |  | br |
| 27 Jul 1917 | U 95 | Athalwin Prinz | | Belle Of England | 3,877 |  | br |
| 27 Jul 1917 | UC 16 | Georg Reimarus | | Dirk | 81 |  | nl |
| 27 Jul 1917 | UC 16 | Georg Reimarus | | Dirk Van Duijnen | 116 |  | nl |
| 27 Jul 1917 | UC 16 | Georg Reimarus | | Jan | 104 |  | nl |
| 27 Jul 1917 | UC 16 | Georg Reimarus | | Majoor Thomson | 110 |  | nl |
| 27 Jul 1917 | UC 16 | Georg Reimarus | | President Commissaris V.d. Bergh | 111 |  | nl |
| 27 Jul 1917 | UC 16 | Georg Reimarus | | Sterna Iii | 111 |  | nl |
| 27 Jul 1917 | UC 62 | Max Schmitz | | Carmela | 1,379 |  | am |
| 27 Jul 1917 | UC 65 | Otto Steinbrinck | | Bellagio (d.) | 3,919 |  | br |
| 27 Jul 1917 | UC 65 | Otto Steinbrinck | | Candia | 6,482 |  | br |
| 28 Jul 1917 | U 30 | Franz Grünert | | Atlas | 2,068 |  | fr |
| 28 Jul 1917 | U 33 | Gustav Sieß | | Splendor (d.) | 6,507 |  | it |
| 28 Jul 1917 | U 61 | Victor Dieckmann | | Comanchee (d.) | 5,588 |  | br |
| 28 Jul 1917 | U 67 | Hans Nieland | | Rigmor | 798 |  | da |
| 28 Jul 1917 | U 94 | Alfred Saalwächter | | Ingeborg | 1,207 |  | da |
| 28 Jul 1917 | UC 16 | Georg Reimarus | | Neptunus I | 80 |  | nl |
| 28 Jul 1917 | UC 62 | Max Schmitz | | Glenstrae | 4,718 |  | br |
| 28 Jul 1917 | UC 65 | Otto Steinbrinck | | Saint Emilion | 1,112 |  | fr |
| 28 Jul 1917 | UC 69 | Erwin Waßner | | Hildur | 961 |  | nw |
| 29 Jul 1917 | U 39 | Walter Forstmann | | Manchester Commerce | 4,144 |  | br |
| 29 Jul 1917 | U 60 | Karl Georg Schuster | | Cesarevitch Alexei | 2,387 |  | ru |
| 29 Jul 1917 | U 94 | Alfred Saalwächter | | Adalia | 3,847 |  | br |
| 29 Jul 1917 | U 95 | Athalwin Prinz | | Whitehall | 3,158 |  | br |
| 29 Jul 1917 | U 96 | Heinrich Jeß | | Anitra | 593 |  | nw |
| 29 Jul 1917 | UC 69 | Erwin Waßner | | Gyldenpris | 2,667 |  | nw |
| 29 Jul 1917 | UC 75 | Johannes Lohs | | Saint Marcouf | 1,117 |  | fr |
| 30 Jul 1917 | U 39 | Walter Forstmann | | Carlo | 5,572 |  | it |
| 30 Jul 1917 | U 39 | Walter Forstmann | | Ganges | 4,177 |  | br |
| 30 Jul 1917 | U 60 | Karl Georg Schuster | | Canis | 526 |  | nw |
| 30 Jul 1917 | U 94 | Alfred Saalwächter | | Kildin | 1,640 |  | ru |
| 30 Jul 1917 | U 94 | Alfred Saalwächter | | Manchester Inventor | 4,112 |  | br |
| 30 Jul 1917 | U 94 | Alfred Saalwächter | | Souma | 2,200 |  | ru |
| 30 Jul 1917 | U 95 | Athalwin Prinz | | Eolo | 1,679 |  | it |
| 30 Jul 1917 | UC 40 | Gustav Deuerlich | | Amor | 196 |  | da |
| 31 Jul 1917 | U 155 | Karl Meusel | | Madeleine | 2,709 |  | fr |
| 31 Jul 1917 | U 155 | Karl Meusel | | Snowdonian | 3,870 |  | br |
| 31 Jul 1917 | U 39 | Walter Forstmann | | Carolvore | 1,659 |  | nw |
| 31 Jul 1917 | U 39 | Walter Forstmann | | Ypres | 305 |  | br |
| 31 Jul 1917 | U 46 | Leo Hillebrand | | Shimosa | 4,221 |  | br |
| 31 Jul 1917 | U 54 | Kurt Heeseler | | Alcides | 2,704 |  | nw |
| 31 Jul 1917 | U 55 | Wilhelm Werner | | Belgian Prince | 4,765 |  | br |
| 31 Jul 1917 | U 82 | Hans Adam | | Orubian | 3,876 |  | br |
| 31 Jul 1917 | U 82 | Hans Adam | | Quernmore | 7,302 |  | br |
| 31 Jul 1917 | U 95 | Athalwin Prinz | | Beacon Grange (d.) | 4,237 |  | br |
| 31 Jul 1917 | UC 22 | Erich Wiesenbach | | Regina | 70 |  | gr |
| 31 Jul 1917 | UC 47 | Paul Hundius | | Fremona | 3,028 |  | br |
| 31 Jul 1917 | UC 47 | Paul Hundius | | Motano | 2,730 |  | am |
| 31 Jul 1917 | UC 63 | Karsten von Heydebreck | | Empress | 2,914 |  | br |
|
| 660,196 | | | 285 ships sunk (581,399 tons) and 24 ships damaged (78,797 tons). Legend (d.) means the ship was damaged. (p.) means the ship was taken as prize (included in ships & tonnage lost).
|
This map shows where Allied ships were hit during July 1917.
Resource id #335
ms = 33.44N22.22W,33.45N22.50W,34.10N17.25W,34.40N18.40E,35.11N15.38E,35.24N06.25W,35.25N23.26W,35.38N22.36E,35.39N21.48W,35.40N14.45E,35.43N06.00W,35.52N06.16W,35.55N13.41E,36.00N23.12W,36.05N01.09W,36.07N18.18E,36.13N06.16W,36.15N18.00E,36.15N06.14W,36.20N11.35E,36.23N02.22W,36.30N00.13E,36.52N04.56E,36.55N05.33E,37.17N26.15E,37.42N25.47E,37.52N25.40E,37.56N08.34E,37.58N09.40E,38.10N15.36E,38.11N24.41E,38.12N19.42W,38.25N10.51E,38.35N16.50E,38.40N18.40E,38N18W,40.01N06.05E,41.23N08.51W,43.05N09.19W,43.39N02.10W,43.46N07.50W,44.00N08.13E,44.18N09.15E,45.45N01.20W,46.09N09.32W,46.26N10.00W,46.27N02.10W,46.40N09.00W,46.48N08.50W,47.00N10.36W,47.10N12.35W,47.11N03.08W,47.12N07.40W,47.15N12.28W,47.20N08.10W,47.20N03.03W,47.25N05.22W,47.28N06.28W,47.29N06.20W,47.30N07.05W,47.34N07.30W,47.40N13.38W,47.45N09.45W,48.00N05.43W,48.00N11.10W,48.08N11.35W,48.20N11.41W,48.40N06.55W,48.49N03.46W,48.50N03.51W,48.52N05.16W,48.55N17.15W,48.55N04.11W,49.23N09.00W,49.32N08.17W,49.38N05.37W,49.47N15.40W,49.57N05.08W,49.57N04.57W,49.58N05.11W,50.01N04.56W,50.05N16.28W,50.08N03.47W,50.14N14.34W,50.16N12.18W,50.26N02.48W,50.26N01.52W,50.30N18.30W,50.32N00.26W,50.34N01.24W,50.39N11.42W,50.47N11.55W,50.52N11.38W,50.59N01.47E,51.07N09.51W,51.15N11.45W,51.16N12.25W,51.28N08.39W,51.29N10.25W,51.39N12.52W,51.49N12.22W,51.49N06.52W,52.03N01.49E,52.04N01.47E,52.15N11.04W,52.25N12.54W,52.26N17.41W,52.53N19.52W,52.53N05.50W,53.20N17.35W,53.45N00.08E,53.54N15.15W,54.18N00.20W,54.20N05.06W,54.23N00.23W,54.32N11.07W,54.47N14.05W,54.50N13.11W,54.56N01.09W,55.05N17.05W,55.12N12.10W,55.14N15.05W,55.24N11.08W,55.35N13.38W,56.00N09.30W,56.00N12.00W,56.20N08.50W,56.30N11.05W,56.50N05.20E,56.54N14.18W,56.55N03.36E,57.03N04.46E,57.08N08.25W,57.33N07.55W,57.50N11.30W,57.54N01.12W,58.35N00.45W,58.50N00.46W,58.54N06.28W,59.01N07.26W,59.01N02.37W,59.03N02.34W,59.08N06.10W,59.08N00.54E,59.14N09.40W,59.22N02.45E,59.29N07.36W,59.35N06.00W,59.51N01.05W,59.52N01.10E,60.09N05.50W,60.15N01.20E,60.16N01.25E,60.20N04.01W,60.25N04.38W,60.33N02.08W,60.36N00.37W,60.47N04.09E,60.49N04.05E,61.27N00.38W,61.34N00.55W,61.38N00.00E,61.40N01.20E,61.47N00.35W,61.55N01.10E
In some cases the exact positions of losses are not known, those are not shown.