May 1917
![](/media/wwi/ships_hit/1339.jpg)
The British Steamer Clan Murray. She was hit by UC 55 on 29 May 1917.
This is the full listing of all ships hit during May 1917. You can click on any of the links for further information on either ship, U-boat, commander or convoy.
Ships hit by U-boats during May 1917
Date | U-boat | Commander | Name of ship | Type of ship | Tons | Nat. | ||
---|---|---|---|---|---|---|---|---|
1 May 1917 | U 69 | Ernst Wilhelms | Rockingham | Steamer | 4,555 | ![]() | am | |
1 May 1917 | U 81 | Raimund Weisbach | Dorie (d.) | Steaner | 3,264 | ![]() | br | |
1 May 1917 | U 81 | Raimund Weisbach | San Urbano | Tanker | 6,458 | ![]() | br | |
1 May 1917 | UB 18 | Claus Lafrenz | C. A. Jaques | Steamer | 2,105 | ![]() | br | |
1 May 1917 | UB 38 | Wilhelm Amberger | Ladywood | Steamer | 2,314 | ![]() | br | |
1 May 1917 | UB 43 | Horst Obermüller | British Sun | Tanker | 5,565 | ![]() | br | |
1 May 1917 | UC 29 | Ernst Rosenow | Firelight | Steamer | 1,143 | ![]() | br | |
1 May 1917 | UC 48 | Kurt Ramien | Raymond Ester | Fishing vessel | 20 | ![]() | fr | |
1 May 1917 | UC 65 | Otto Steinbrinck | Helen | Steamer | 322 | ![]() | br | |
1 May 1917 | UC 65 | Otto Steinbrinck | Ivrig | Sailing vessel | 1,197 | ![]() | nw | |
1 May 1917 | UC 65 | Otto Steinbrinck | W. D. Potts | Sailing vessel | 112 | ![]() | br | |
1 May 1917 | UC 66 | Herbert Pustkuchen | Bagdale | Steamer | 3,045 | ![]() | br | |
1 May 1917 | UC 66 | Herbert Pustkuchen | John W. Pearn | Sailing vessel | 76 | ![]() | br | |
1 May 1917 | UC 66 | Herbert Pustkuchen | La Manche | Sailing vessel | 335 | ![]() | fr | |
1 May 1917 | UC 69 | Erwin Waßner | Barreiro | Steamer | 1,738 | ![]() | pt | |
1 May 1917 | UC 72 | Ernst Voigt | Acacia | Fishing vessel (sail) | 9 | ![]() | fr | |
1 May 1917 | UC 72 | Ernst Voigt | Antigone | Fishing vessel (sail) | 15 | ![]() | fr | |
1 May 1917 | UC 72 | Ernst Voigt | Camille Amelie | Fishing vessel (sail) | 21 | ![]() | fr | |
1 May 1917 | UC 73 | Kurt Schapler | ![]() | Imberhorne | Sailing vessel | 2,042 | ![]() | fi |
1 May 1917 | UC 75 | Johannes Lohs | Alide | Sailing vessel | 175 | ![]() | ru | |
2 May 1917 | U 44 | Paul Wagenführ | Natuna | Sailing vessel | 1,121 | ![]() | nw | |
2 May 1917 | U 58 | Kurt Wippern | ![]() | Beeswing | Sailing vessel | 1,462 | ![]() | br |
2 May 1917 | U 58 | Kurt Wippern | ![]() | Dione | Sailing vessel | 785 | ![]() | nw |
2 May 1917 | U 58 | Kurt Wippern | Vanduara | Sailing vessel | 2,079 | ![]() | nw | |
2 May 1917 | U 69 | Ernst Wilhelms | Troilus | Steamer | 7,625 | ![]() | br | |
2 May 1917 | UB 18 | Claus Lafrenz | Juno | steamer | 1,384 | ![]() | br | |
2 May 1917 | UB 18 | Claus Lafrenz | Tela | Steamer | 7,226 | ![]() | br | |
2 May 1917 | UB 21 | Franz Walther | Rikard Nordraak | Steamer | 1,123 | ![]() | nw | |
2 May 1917 | UC 26 | Matthias Graf von Schmettow | Certo | Steamer | 1,629 | ![]() | nw | |
2 May 1917 | UC 26 | Matthias Graf von Schmettow | ![]() | Derwent | Destroyer | 555 | ![]() | br |
2 May 1917 | UC 37 | Otto Launburg | Camerata (d.) | Steamer | 3,723 | ![]() | br | |
2 May 1917 | UC 48 | Kurt Ramien | United | Fishing vessel (smack) | 61 | ![]() | br | |
2 May 1917 | UC 48 | Kurt Ramien | ![]() | Warnow | Steamer | 1,593 | ![]() | br |
2 May 1917 | UC 62 | Max Schmitz | Noordzee | Sailing vessel | 136 | ![]() | nl | |
2 May 1917 | UC 65 | Otto Steinbrinck | Amber | Steamer | 401 | ![]() | br | |
2 May 1917 | UC 65 | Otto Steinbrinck | Derrymore | Steamer | 485 | ![]() | br | |
2 May 1917 | UC 65 | Otto Steinbrinck | Dora | Steamer | 296 | ![]() | br | |
2 May 1917 | UC 65 | Otto Steinbrinck | Earnest | Sailing vessel | 111 | ![]() | br | |
2 May 1917 | UC 65 | Otto Steinbrinck | Morion | Steamer | 299 | ![]() | br | |
2 May 1917 | UC 65 | Otto Steinbrinck | Saint Mungo | Steamer | 402 | ![]() | br | |
2 May 1917 | UC 65 | Otto Steinbrinck | Taizan Maru | Steamer | 3,527 | ![]() | jp | |
2 May 1917 | UC 71 | Hugo Thielmann | Westland | Fishing vessel | 108 | ![]() | nl | |
2 May 1917 | UC 72 | Ernst Voigt | Cancalais | Sailing vessel | 231 | ![]() | fr | |
2 May 1917 | UC 72 | Ernst Voigt | Keryado | Navy Trawler | 175 | ![]() | fr | |
2 May 1917 | UC 72 | Ernst Voigt | Russie | Sailing vessel | 127 | ![]() | fr | |
2 May 1917 | UC 72 | Ernst Voigt | Victoire | Sailing vessel | 290 | ![]() | fr | |
2 May 1917 | UC 72 | Ernst Voigt | Yvonne | Sailing vessel | 100 | ![]() | fr | |
2 May 1917 | UC 74 | Wilhelm Marschall | Alessandria | Steamer | 8,006 | ![]() | it | |
3 May 1917 | U 21 | Otto Hersing | Lindisfarne | Sailing vessel | 1,703 | ![]() | ru | |
3 May 1917 | U 43 | Hellmuth Jürst | Concordia (p.) | Trawler | 173 | ![]() | nl | |
3 May 1917 | U 43 | Hellmuth Jürst | ![]() | Emma (p.) | Trawler | 183 | ![]() | nl |
3 May 1917 | U 45 | Erich Sittenfeld | Palm Branch (d.) | Steamer | 3,891 | ![]() | br | |
3 May 1917 | U 45 | Erich Sittenfeld | Truvor | Steamer | 2,462 | ![]() | ru | |
3 May 1917 | U 62 | Ernst Hashagen | Frederick Knight | Steamer | 3,604 | ![]() | br | |
3 May 1917 | U 63 | Otto Schultze | Washington | Steamer | 5,080 | ![]() | br | |
3 May 1917 | k.u.k. U14 | Georg Ritter von Trapp | Antonio Sciesa | Steamer | 1,905 | ![]() | it | |
3 May 1917 | UB 40 | Hans Howaldt | Clodmoor | Steamer | 3,753 | ![]() | br | |
3 May 1917 | UC 26 | Matthias Graf von Schmettow | Ussa | Steamer | 2,066 | ![]() | br | |
3 May 1917 | UC 49 | Alfred Arnold | Helge | Sailing vessel | 162 | ![]() | da | |
3 May 1917 | UC 61 | Georg Gerth | Fils Du Progres | Fishing vessel | 25 | ![]() | fr | |
3 May 1917 | UC 61 | Georg Gerth | Giovannina | Steamer | 3,030 | ![]() | it | |
3 May 1917 | UC 69 | Erwin Waßner | Maria | Steamer | 2,754 | ![]() | gr | |
3 May 1917 | UC 69 | Erwin Waßner | Polstad | Steamer | 2,692 | ![]() | nw | |
3 May 1917 | UC 73 | Kurt Schapler | Mezly | Sailing vessel | 1,568 | ![]() | fr | |
3 May 1917 | UC 73 | Kurt Schapler | Misurata | Steamer | 2,691 | ![]() | it | |
3 May 1917 | UC 75 | Johannes Lohs | Carberry King | Drifter | 31 | ![]() | br | |
3 May 1917 | UC 75 | Johannes Lohs | Eleanor | Fishing vessel | 31 | ![]() | br | |
3 May 1917 | UC 75 | Johannes Lohs | Fastnet | Fishing vessel | 31 | ![]() | br | |
3 May 1917 | UC 75 | Johannes Lohs | Hibernia | Fishing vessel | 21 | ![]() | br | |
3 May 1917 | UC 75 | Johannes Lohs | Lucky Lass | Fishing vessel | 10 | ![]() | br | |
3 May 1917 | UC 75 | Johannes Lohs | North Star | Fishing vessel | 15 | ![]() | br | |
3 May 1917 | UC 75 | Johannes Lohs | Sir Edward Birkbeck | Fishing vessel | 23 | ![]() | br | |
3 May 1917 | UC 77 | Reinhard von Rabenau | Glen Tanar | Steamer | 817 | ![]() | br | |
4 May 1917 | U 34 | Johannes Klasing | Francesco C. | Sailing vessel | 984 | ![]() | it | |
4 May 1917 | U 62 | Ernst Hashagen | Jörgen Olsen (d.) | Sailing vessel | 310 | ![]() | da | |
4 May 1917 | U 63 | Otto Schultze | ![]() | Transylvania | Troopship | 14,348 | ![]() | br |
4 May 1917 | U 82 | Hans Adam | Ellin (d.) | Steamer | 4,577 | ![]() | gr | |
4 May 1917 | k.u.k. U4 | Rudolf Singule | Perseo | Passenger steamer | 4,857 | ![]() | it | |
4 May 1917 | UB 38 | Wilhelm Amberger | Aghios Nikolaos | Steamer | 2,231 | ![]() | gr | |
4 May 1917 | UB 38 | Wilhelm Amberger | Assos | Steamer | 2,840 | ![]() | gr | |
4 May 1917 | UB 38 | Wilhelm Amberger | Joseph | Sailing vessel | 205 | ![]() | br | |
4 May 1917 | UC 34 | Robert Sprenger | Cameleon | Navy whaler | 179 | ![]() | fr | |
4 May 1917 | UC 42 | Otto Heinrich Tornow | Sophie | Sailing vessel | 64 | ![]() | da | |
4 May 1917 | UC 51 | Hans Galster | ![]() | Marie | Steamer | 772 | ![]() | da |
4 May 1917 | UC 62 | Max Schmitz | Neptunus | Steamer | 160 | ![]() | nl | |
4 May 1917 | UC 65 | Otto Steinbrinck | New Design No.2 | Sailing Vessel | 66 | ![]() | br | |
4 May 1917 | UC 65 | Otto Steinbrinck | Pilar De Larrinaga | Steamer | 4,136 | ![]() | br | |
4 May 1917 | UC 65 | Otto Steinbrinck | Strumble | Fishing vessel (smack) | 45 | ![]() | br | |
4 May 1917 | UC 65 | Otto Steinbrinck | Victorious | Fishing vessel | 39 | ![]() | br | |
4 May 1917 | UC 69 | Erwin Waßner | Ilva | Steamer | 2,140 | ![]() | it | |
4 May 1917 | UC 69 | Erwin Waßner | Ioannis P. Goulandris | Steamer | 3,153 | ![]() | gr | |
4 May 1917 | UC 69 | Erwin Waßner | Tromp | Steamer | 2,751 | ![]() | nw | |
4 May 1917 | UC 72 | Ernst Voigt | Mamelena Ix | Trawler | 115 | ![]() | sp | |
4 May 1917 | UC 72 | Ernst Voigt | Mamelena Xii | Trawler | 111 | ![]() | sp | |
4 May 1917 | UC 72 | Ernst Voigt | Marne | Trawler | 25 | ![]() | fr | |
4 May 1917 | UC 72 | Ernst Voigt | Verdun | Fishing vessel | 25 | ![]() | fr | |
4 May 1917 | UC 75 | Johannes Lohs | Marie | Sailing vessel | 133 | ![]() | fr | |
4 May 1917 | UC 77 | Reinhard von Rabenau | Herrington | Steamer | 1,258 | ![]() | br | |
4 May 1917 | UC 77 | Reinhard von Rabenau | Vale | Steamer | 720 | ![]() | nw | |
4 May 1917 | UC 77 | Reinhard von Rabenau | Wolseley (d.) | Trawler | 159 | ![]() | br | |
5 May 1917 | U 49 | Richard Hartmann | ![]() | Snig | Sailing vessel | 2,115 | ![]() | nw |
5 May 1917 | U 58 | Kurt Wippern | Asra | Sailing vessel | 1,975 | ![]() | nw | |
5 May 1917 | U 63 | Otto Schultze | Talawa (d.) | Steamer | 3,834 | ![]() | br | |
5 May 1917 | UB 21 | Franz Walther | Edith Cavell | Fishing vessel | 20 | ![]() | br | |
5 May 1917 | UC 33 | Martin Schelle | Lodes | Steamer | 396 | ![]() | br | |
5 May 1917 | UC 37 | Otto Launburg | Dina Di Lozenzo | Sailing vessel | 127 | ![]() | it | |
5 May 1917 | UC 37 | Otto Launburg | Harmattan | Steamer | 4,792 | ![]() | br | |
5 May 1917 | UC 42 | Otto Heinrich Tornow | Angela | Sailing vessel | 122 | ![]() | br | |
5 May 1917 | UC 48 | Kurt Ramien | ![]() | Feltria | Passenger steamer | 5,254 | ![]() | br |
5 May 1917 | UC 48 | Kurt Ramien | Greta | Steamer | 297 | ![]() | br | |
5 May 1917 | UC 51 | Hans Galster | Segovia | Steamer | 1,394 | ![]() | nw | |
5 May 1917 | UC 61 | Georg Gerth | Le Gard (d.) | Steamer | 1,658 | ![]() | fr | |
5 May 1917 | UC 71 | Hugo Thielmann | Simon | Trawler | 150 | ![]() | nl | |
5 May 1917 | UC 72 | Ernst Voigt | Nydal | Steamer | 1,809 | ![]() | nw | |
5 May 1917 | UC 75 | Johannes Lohs | Lavender | Sloop | 1,200 | ![]() | br | |
5 May 1917 | UC 77 | Reinhard von Rabenau | ![]() | Odense | Steamer | 1,756 | ![]() | da |
6 May 1917 | U 21 | Otto Hersing | Adansi | Steamer | 2,644 | ![]() | br | |
6 May 1917 | UB 21 | Franz Walther | Harold | Steamer | 1,563 | ![]() | sw | |
6 May 1917 | UC 31 | Otto von Schrader | Poseidon I | Fishing vessel (sail) | 98 | ![]() | nl | |
6 May 1917 | UC 42 | Otto Heinrich Tornow | ![]() | Hebble | Steamer | 904 | ![]() | br |
6 May 1917 | UC 69 | Erwin Waßner | Gurth | Steamer | 1,340 | ![]() | nw | |
6 May 1917 | UC 69 | Erwin Waßner | Voss | Steamer | 2,390 | ![]() | nw | |
6 May 1917 | UC 72 | Ernst Voigt | Francesco | Steamer | 3,438 | ![]() | it | |
6 May 1917 | UC 75 | Johannes Lohs | President | Sailing vessel | 354 | ![]() | fr | |
6 May 1917 | UC 77 | Reinhard von Rabenau | Kaparika | Steamer | 1,232 | ![]() | nw | |
7 May 1917 | U 62 | Ernst Hashagen | Polamhall | Steamer | 4,010 | ![]() | br | |
7 May 1917 | U 63 | Otto Schultze | Crown Of Leon (d.) | Steamer | 3,391 | ![]() | br | |
7 May 1917 | U 80 | Alfred von Glasenapp | ![]() | H. H. Petersen | Sailing vessel | 192 | ![]() | da |
7 May 1917 | U 80 | Alfred von Glasenapp | Sophie | Sailing vessel | 237 | ![]() | da | |
7 May 1917 | UB 20 | Hermann Glimpf | Martha Maria | Trawler | 176 | ![]() | nl | |
7 May 1917 | UB 20 | Hermann Glimpf | Prins Hendrik De Nederlande | Trawler | 182 | ![]() | nl | |
7 May 1917 | UB 43 | Horst Obermüller | Repton | Steamer | 2,881 | ![]() | br | |
7 May 1917 | UC 48 | Kurt Ramien | Kinross | Steamer | 4,120 | ![]() | br | |
7 May 1917 | UC 49 | Alfred Arnold | Tore Jarl | Steamer | 1,256 | ![]() | nw | |
7 May 1917 | UC 65 | Otto Steinbrinck | Maude | Sailing vessel | 93 | ![]() | br | |
7 May 1917 | UC 69 | Erwin Waßner | Leikanger | Steamer | 3,544 | ![]() | nw | |
7 May 1917 | UC 69 | Erwin Waßner | Tiger | Steamer | 3,273 | ![]() | nw | |
7 May 1917 | UC 70 | Werner Fürbringer | Lowmount | Steamer | 2,070 | ![]() | br | |
8 May 1917 | U 21 | Otto Hersing | Killarney | Sailing vessel | 1,413 | ![]() | br | |
8 May 1917 | U 47 | Heinrich Metzger | Madeleine Iii (d.) | Q-ship | 149 | ![]() | fr | |
8 May 1917 | U 49 | Richard Hartmann | Petunia | Steamer | 1,749 | ![]() | br | |
8 May 1917 | UB 21 | Franz Walther | Batavier Ii (p.) | Trawler | 157 | ![]() | nl | |
8 May 1917 | UC 26 | Matthias Graf von Schmettow | Iris | Sailing vessel | 75 | ![]() | br | |
8 May 1917 | UC 31 | Otto von Schrader | Zarefah | Navy Yacht | 279 | ![]() | br | |
8 May 1917 | UC 61 | Georg Gerth | Nelly | Steamer | 1,868 | ![]() | fr | |
8 May 1917 | UC 65 | Otto Steinbrinck | San Patricio (d.) | Tanker | 9,712 | ![]() | br | |
9 May 1917 | Madonna Del Paradiso | 10 | ![]() | it | ||||
9 May 1917 | U 34 | Johannes Klasing | Harpagus | Steamer | 5,866 | ![]() | br | |
9 May 1917 | U 80 | Alfred von Glasenapp | ![]() | Hans Broge | Steamer | 1,432 | ![]() | da |
9 May 1917 | UC 17 | Ralph Wenninger | Marchiena | Sailing vessel | 170 | ![]() | nl | |
9 May 1917 | UC 35 | Ernst von Voigt | Dio Ti Guardi | Fishing vessel | 11 | ![]() | it | |
9 May 1917 | UC 35 | Ernst von Voigt | L’oriente | Fishing vessel | 11 | ![]() | it | |
9 May 1917 | UC 35 | Ernst von Voigt | Peppino Aiello | Sailing vessel | 113 | ![]() | it | |
9 May 1917 | UC 35 | Ernst von Voigt | San Pietro | Fishing vessel | 11 | ![]() | it | |
9 May 1917 | UC 42 | Otto Heinrich Tornow | Kitty | Fishing vessel | 181 | ![]() | br | |
9 May 1917 | UC 49 | Alfred Arnold | Windward Ho | Trawler | 226 | ![]() | br | |
10 May 1917 | U 34 | Johannes Klasing | Carmen | Sailing vessel | 319 | ![]() | sp | |
10 May 1917 | U 62 | Ernst Hashagen | Berangere | Sailing vessel | 2,851 | ![]() | fr | |
10 May 1917 | U 62 | Ernst Hashagen | Gazelle | Sailing vessel | 288 | ![]() | nw | |
10 May 1917 | UC 17 | Ralph Wenninger | Veni | Steamer | 654 | ![]() | nw | |
10 May 1917 | UC 35 | Ernst von Voigt | Leone Decimo Terzo | Sailing vessel | 78 | ![]() | it | |
10 May 1917 | UC 40 | Gustav Deuerlich | Lord Ridley | Navy Trawler | 215 | ![]() | br | |
10 May 1917 | UC 61 | Georg Gerth | Broomhill | Steamer | 1,392 | ![]() | br | |
10 May 1917 | UC 61 | Georg Gerth | Minerva | Steamer | 518 | ![]() | nw | |
10 May 1917 | UC 63 | Karsten von Heydebreck | Gruno | Auxiliary motor | 171 | ![]() | nl | |
11 May 1917 | U 34 | Johannes Klasing | Lefkosia | Steamer | 1,087 | ![]() | gr | |
11 May 1917 | U 34 | Johannes Klasing | ![]() | Medjerda | Troopship | 1,918 | ![]() | fr |
11 May 1917 | U 45 | Erich Sittenfeld | Hermes | Steamer | 3,579 | ![]() | ru | |
11 May 1917 | U 47 | Heinrich Metzger | Hindoo (d.) | Steamer | 4,915 | ![]() | br | |
11 May 1917 | U 49 | Richard Hartmann | Barrister | Steamer | 3,679 | ![]() | br | |
11 May 1917 | U 80 | Alfred von Glasenapp | Anna Alwina | Sailing vessel | 364 | ![]() | ru | |
11 May 1917 | U 80 | Alfred von Glasenapp | Calchas | Steamer | 6,748 | ![]() | br | |
11 May 1917 | UB 18 | Claus Lafrenz | Tarpeia | Steamer | 538 | ![]() | br | |
11 May 1917 | UC 1 | Walter Warzecha | Bracklyn | Navy Trawler | 303 | ![]() | br | |
11 May 1917 | UC 35 | Ernst von Voigt | Carolina | Sailing vessel | 87 | ![]() | it | |
11 May 1917 | UC 35 | Ernst von Voigt | Limassol | Sailing vessel | 100 | ![]() | br | |
11 May 1917 | UC 35 | Ernst von Voigt | Luisa Madre | Sailing vessel | 85 | ![]() | it | |
11 May 1917 | UC 35 | Ernst von Voigt | Rosalia Madre | Sailing vessel | 95 | ![]() | it | |
11 May 1917 | UC 35 | Ernst von Voigt | Sant’ Antonio | Sailing vessel | 40 | ![]() | it | |
12 May 1917 | U 19 | Johannes Spieß | Wirral | Steamer | 4,207 | ![]() | br | |
12 May 1917 | U 32 | Kurt Hartwig | Locksley Hall | Steamer | 3,635 | ![]() | br | |
12 May 1917 | U 34 | Johannes Klasing | ![]() | Zanoni | Steamer | 3,851 | ![]() | br |
12 May 1917 | U 38 | Max Valentiner | Egyptian Prince | Steamer | 3,117 | ![]() | br | |
12 May 1917 | U 48 | Karl Edeling | San Onofre | Tanker | 9,717 | ![]() | br | |
12 May 1917 | U 57 | Carl-Siegfried Ritter von Georg | Refugio | Steamer | 2,642 | ![]() | br | |
12 May 1917 | UC 17 | Ralph Wenninger | G.L.C. | Fishing vessel (smack) | 24 | ![]() | br | |
12 May 1917 | UC 17 | Ralph Wenninger | Galicia | Passenger steamer | 5,922 | ![]() | br | |
12 May 1917 | UC 6 | Werner von Zerboni di Sposetti | Waterville (d.) | Steamer | 1,968 | ![]() | br | |
13 May 1917 | U 38 | Max Valentiner | Rio Amazonas | Steamer | 2,970 | ![]() | it | |
13 May 1917 | U 47 | Heinrich Metzger | L’indipendente F. | Sailing vessel | 182 | ![]() | it | |
13 May 1917 | U 48 | Karl Edeling | Jessmore | Steamer | 3,911 | ![]() | br | |
13 May 1917 | UC 17 | Ralph Wenninger | Anna | Sailing vessel | 610 | ![]() | da | |
13 May 1917 | UC 17 | Ralph Wenninger | Hudson | Sailing vessel | 817 | ![]() | nw | |
14 May 1917 | U 34 | Johannes Klasing | Gravelinoise | Sailing vessel | 129 | ![]() | fr | |
14 May 1917 | U 34 | Johannes Klasing | Tejo | Sailing vessel | 201 | ![]() | pt | |
14 May 1917 | U 49 | Richard Hartmann | Carnmoney | Sailing vessel | 1,299 | ![]() | br | |
14 May 1917 | U 57 | Carl-Siegfried Ritter von Georg | Arlington Court (d.) | Steamer | 4,346 | ![]() | br | |
14 May 1917 | U 63 | Otto Schultze | Francesco Raiola | Sailing vessel | 181 | ![]() | it | |
14 May 1917 | U 63 | Otto Schultze | Volga (d.) | Steamer | 4,404 | ![]() | br | |
14 May 1917 | UB 18 | Claus Lafrenz | Elizabeth Hampton | Sailing vessel | 108 | ![]() | br | |
14 May 1917 | UC 17 | Ralph Wenninger | Farley | Steamer | 3,692 | ![]() | br | |
14 May 1917 | UC 49 | Alfred Arnold | Bel Lily | Trawler | 168 | ![]() | br | |
15 May 1917 | U 34 | Johannes Klasing | Tung Shan | Steamer | 3,999 | ![]() | br | |
15 May 1917 | U 46 | Leo Hillebrand | Grosholm | Steamer | 1,847 | ![]() | nw | |
15 May 1917 | U 47 | Heinrich Metzger | Pancras (d.) | Steamer | 4,436 | ![]() | br | |
15 May 1917 | U 48 | Karl Edeling | Meuse | Steamer | 4,075 | ![]() | fr | |
15 May 1917 | U 63 | Otto Schultze | Ferrara (d.) | Steamer | 5,660 | ![]() | it | |
15 May 1917 | UB 18 | Claus Lafrenz | Panaghi Lykiardopoulo | Steamer | 3,193 | ![]() | gr | |
15 May 1917 | UB 40 | Hans Howaldt | Cuba | Sailing vessel | 271 | ![]() | br | |
15 May 1917 | UC 25 | Johannes Feldkirchner | ![]() | Boutefeu | Destroyer | 703 | ![]() | fr |
15 May 1917 | UC 71 | Hugo Thielmann | Boreas | Auxiliary motor | 192 | ![]() | nl | |
15 May 1917 | UC 75 | Johannes Lohs | Polymnia | Steamer | 2,426 | ![]() | br | |
15 May 1917 | UC 79 | Erich Haecker | ![]() | Ellen (p.) | Steamer | 786 | ![]() | da |
16 May 1917 | U 30 | Franz Grünert | Middlesex | Steamer | 7,265 | ![]() | br | |
16 May 1917 | U 34 | Johannes Klasing | Dorothy Duff | Sailing vessel | 186 | ![]() | br | |
16 May 1917 | U 34 | Johannes Klasing | ![]() | Patricio (d.) | Steamer | 2,164 | ![]() | sp |
16 May 1917 | UB 20 | Hermann Glimpf | Friso | Sailing vessel | 171 | ![]() | nl | |
16 May 1917 | UB 40 | Hans Howaldt | ![]() | Highland Corrie | Steamer | 7,583 | ![]() | br |
16 May 1917 | UB 40 | Hans Howaldt | Pagenturm | Steamer | 5,000 | ![]() | br | |
16 May 1917 | UC 17 | Ralph Wenninger | L’hermite (d.) | Sailing vessel | 2,189 | ![]() | fr | |
16 May 1917 | UC 25 | Johannes Feldkirchner | ![]() | Dartmouth (d.) | Light cruiser | 5,250 | ![]() | br |
16 May 1917 | UC 35 | Ernst von Voigt | Hilonian | Steamer | 2,921 | ![]() | am | |
16 May 1917 | UC 71 | Hugo Thielmann | Hendrika Johana | Sailing vessel | 134 | ![]() | nl | |
16 May 1917 | UC 79 | Erich Haecker | Thorunn (p.) | Steamer | 990 | ![]() | nw | |
17 May 1917 | U 19 | Johannes Spieß | Vesterland | Steamer | 3,832 | ![]() | sw | |
17 May 1917 | U 34 | Johannes Klasing | Alfonso | Sailing vessel | 230 | ![]() | it | |
17 May 1917 | U 46 | Leo Hillebrand | Lewisham | Steamer | 2,810 | ![]() | br | |
17 May 1917 | U 47 | Heinrich Metzger | Eirini | Steamer | 2,662 | ![]() | gr | |
17 May 1917 | U 48 | Karl Edeling | Margareta | Sailing vessel | 1,873 | ![]() | ru | |
17 May 1917 | U 49 | Richard Hartmann | George Pyman | Steamer | 3,859 | ![]() | br | |
17 May 1917 | UB 20 | Hermann Glimpf | Kilmaho | Steamer | 2,155 | ![]() | br | |
17 May 1917 | UB 40 | Hans Howaldt | Florence Louisa | Sailing vessel | 115 | ![]() | br | |
17 May 1917 | UC 31 | Otto von Schrader | Aspen (d.) | Steamer | 3,103 | ![]() | sw | |
17 May 1917 | UC 31 | Otto von Schrader | Viken | Steamer | 1,825 | ![]() | sw | |
17 May 1917 | UC 71 | Hugo Thielmann | Jakoba | Fishing vessel (sail) | 107 | ![]() | nl | |
17 May 1917 | UC 71 | Hugo Thielmann | Mercurius | Fishing vessel (sail) | 80 | ![]() | nl | |
17 May 1917 | UC 79 | Erich Haecker | Alexander Shukoff (p.) | Steamer | 1,652 | ![]() | da | |
18 May 1917 | U 46 | Leo Hillebrand | Llandrindod | Steamer | 3,841 | ![]() | br | |
18 May 1917 | U 46 | Leo Hillebrand | Penhale | Steamer | 3,712 | ![]() | br | |
18 May 1917 | U 47 | Heinrich Metzger | Frances M. | Sailing vessel | 1,228 | ![]() | am | |
18 May 1917 | UB 20 | Hermann Glimpf | Adventure | Drifter | 50 | ![]() | br | |
18 May 1917 | UB 20 | Hermann Glimpf | Primrose | Drifter | 62 | ![]() | br | |
18 May 1917 | UC 20 | Hans Adalbert von der Lühe | Millicent Knight | Steamer | 3,563 | ![]() | br | |
18 May 1917 | UC 36 | Gustav Buch | Camberwell | Steamer | 4,078 | ![]() | br | |
18 May 1917 | UC 36 | Gustav Buch | Elford | Steamer | 1,739 | ![]() | br | |
18 May 1917 | UC 36 | Gustav Buch | Lucknow | Navy Trawler | 171 | ![]() | br | |
18 May 1917 | UC 47 | Paul Hundius | Mary Baird | Steamer | 1,830 | ![]() | br | |
18 May 1917 | UC 70 | Werner Fürbringer | C.E.C.G. | Sailng vessel | 47 | ![]() | br | |
18 May 1917 | UC 70 | Werner Fürbringer | Dromore | Steamer | 268 | ![]() | br | |
18 May 1917 | UC 71 | Hugo Thielmann | Annetta | Motor vessel | 177 | ![]() | nl | |
18 May 1917 | UC 79 | Erich Haecker | ![]() | Magnus (p.) | Steamer | 1,297 | ![]() | da |
19 May 1917 | U 34 | Johannes Klasing | Mardinian | Steamer | 3,322 | ![]() | br | |
19 May 1917 | U 45 | Erich Sittenfeld | Elise | Sailing vessel | 137 | ![]() | da | |
19 May 1917 | U 57 | Carl-Siegfried Ritter von Georg | Farnham | Steamer | 3,102 | ![]() | br | |
19 May 1917 | k.u.k. U29 | Leo Prásil | Mordenwood | Steamer | 3,125 | ![]() | br | |
19 May 1917 | UB 20 | Hermann Glimpf | Askild | Steamer | 2,540 | ![]() | nw | |
19 May 1917 | UC 17 | Ralph Wenninger | Kumu (d.) | Navy trawler | 315 | ![]() | br | |
19 May 1917 | UC 58 | Karl Vesper | Erik | Steamer | 785 | ![]() | sw | |
19 May 1917 | UC 58 | Karl Vesper | ![]() | Göta (p.) | Steamer | 1,128 | ![]() | sw |
19 May 1917 | UC 58 | Karl Vesper | Kjell | Steamer | 235 | ![]() | sw | |
19 May 1917 | UC 58 | Karl Vesper | Kyros | Steamer | 221 | ![]() | sw | |
19 May 1917 | UC 58 | Karl Vesper | Lizzie (p.) | Steamer | 1,095 | ![]() | sw | |
19 May 1917 | UC 58 | Karl Vesper | Märta (p.) | Steamer | 493 | ![]() | sw | |
19 May 1917 | UC 58 | Karl Vesper | Olga | Sailing vessel | 83 | ![]() | sw | |
19 May 1917 | UC 58 | Karl Vesper | Pauline | Steamer | 168 | ![]() | sw | |
19 May 1917 | UC 58 | Karl Vesper | Therese | Steamer | 208 | ![]() | sw | |
20 May 1917 | U 19 | Johannes Spieß | Arnfinn Jarl | Steamer | 1,097 | ![]() | nw | |
20 May 1917 | U 34 | Johannes Klasing | Caspian | Steamer | 3,606 | ![]() | br | |
20 May 1917 | U 46 | Leo Hillebrand | Lady Patricia | Q-ship | 1,372 | ![]() | br | |
20 May 1917 | UB 20 | Hermann Glimpf | Normand | Steamer | 2,097 | ![]() | nw | |
20 May 1917 | UB 40 | Hans Howaldt | Porthkerry | Steamer | 1,920 | ![]() | br | |
20 May 1917 | UB 40 | Hans Howaldt | Tycho | Steamer | 3,216 | ![]() | br | |
20 May 1917 | UC 36 | Gustav Buch | Dana | Sailing vessel | 182 | ![]() | br | |
20 May 1917 | UC 36 | Gustav Buch | Mientji | Sailing vessel | 120 | ![]() | br | |
20 May 1917 | UC 36 | Gustav Buch | Tijuca | Steamer | 2,304 | ![]() | bz | |
20 May 1917 | UC 64 | Ernst Müller-Schwarz | Voorwaarts | Sailing vessel | 114 | ![]() | nl | |
20 May 1917 | UC 79 | Erich Haecker | Otto (p.) | Sailing vessel | 152 | ![]() | da | |
20 May 1917 | UC 79 | Erich Haecker | Pomona (p.) | Steamer | 789 | ![]() | nl | |
21 May 1917 | U 34 | Johannes Klasing | Saint Michel | Sailing vessel | 175 | ![]() | fr | |
21 May 1917 | U 48 | Karl Edeling | ![]() | Lynton | Sailing vessel | 2,531 | ![]() | ru |
21 May 1917 | U 48 | Karl Edeling | Madura | Sailing vessel | 1,096 | ![]() | nw | |
21 May 1917 | U 65 | Hermann von Fischel | Ampleforth | Steamer | 3,873 | ![]() | br | |
21 May 1917 | U 65 | Hermann von Fischel | Don Diego | Steamer | 3,632 | ![]() | br | |
21 May 1917 | U 80 | Alfred von Glasenapp | Senator | Navy Trawler | 211 | ![]() | br | |
21 May 1917 | UB 31 | Thomas Bieber | City Of Corinth | Steamer | 5,870 | ![]() | br | |
21 May 1917 | UB 40 | Hans Howaldt | Jupiter | Steamer | 2,124 | ![]() | br | |
21 May 1917 | UC 36 | Gustav Buch | Ferdinand A. | Steamer | 2,062 | ![]() | fr | |
22 May 1917 | U 46 | Leo Hillebrand | Tansan Maru | Steamer | 2,443 | ![]() | jp | |
22 May 1917 | U 47 | Heinrich Metzger | Lapa | Steamer | 1,366 | ![]() | bz | |
22 May 1917 | UB 41 | Günther Krause | Lanthorn | Steamer | 2,299 | ![]() | br | |
22 May 1917 | UC 21 | Reinhold Saltzwedel | Jeune Albert | Fishing vessel | 25 | ![]() | fr | |
22 May 1917 | UC 65 | Otto Steinbrinck | Merse | Navy Trawler | 296 | ![]() | br | |
22 May 1917 | UC 69 | Erwin Waßner | Nann Smith | Steamer | 2,093 | ![]() | nw | |
23 May 1917 | U 30 | Franz Grünert | Freden | Sailing vessel | 166 | ![]() | da | |
23 May 1917 | U 65 | Hermann von Fischel | England | Steamer | 3,798 | ![]() | br | |
23 May 1917 | U 65 | Hermann von Fischel | Febronia Maria Antonina | Sailing vessel | 55 | ![]() | it | |
23 May 1917 | U 87 | Rudolf Schneider | Bernisse (d.) | Steamer | 951 | ![]() | nl | |
23 May 1917 | U 87 | Rudolf Schneider | Elve | Steamer | 962 | ![]() | nl | |
23 May 1917 | U 88 | Walther Schwieger | Hector | Steamer | 1,146 | ![]() | nw | |
23 May 1917 | UB 41 | Günther Krause | Monarch | Steamer | 1,318 | ![]() | nw | |
23 May 1917 | UC 14 | Ulrich Pilzecker | Tettenhall | Navy Trawler | 227 | ![]() | br | |
23 May 1917 | UC 21 | Reinhold Saltzwedel | Harwood Palmer | Sailing vessel | 2,885 | ![]() | am | |
23 May 1917 | UC 21 | Reinhold Saltzwedel | Lesto | Steamer | 1,940 | ![]() | br | |
23 May 1917 | UC 33 | Martin Schelle | Beinir | Fishing vessel (smack) | 73 | ![]() | da | |
23 May 1917 | UC 33 | Martin Schelle | Britannia | Fishing vessel | 69 | ![]() | da | |
23 May 1917 | UC 33 | Martin Schelle | Else | Fishing vessel | 78 | ![]() | da | |
23 May 1917 | UC 33 | Martin Schelle | Margrethe | Fishing vessel (smack) | 104 | ![]() | da | |
23 May 1917 | UC 33 | Martin Schelle | Olearia | Trawler | 209 | ![]() | br | |
23 May 1917 | UC 33 | Martin Schelle | Sisapon | Trawler | 211 | ![]() | br | |
23 May 1917 | UC 33 | Martin Schelle | Streymoy | Fishing vessel | 81 | ![]() | da | |
23 May 1917 | UC 35 | Ernst von Voigt | Pipitsa | Sailing vessel | 224 | ![]() | gr | |
23 May 1917 | UC 40 | Gustav Deuerlich | Gran | Steamer | 1,153 | ![]() | nw | |
23 May 1917 | UC 64 | Ernst Müller-Schwarz | Alberdina | Sailing vessel | 100 | ![]() | nl | |
23 May 1917 | UC 67 | Karl Neumann | Elmmoor | Steamer | 3,744 | ![]() | br | |
23 May 1917 | UC 70 | Werner Fürbringer | Begona N°3 | Steamer | 2,699 | ![]() | sp | |
24 May 1917 | U 32 | Kurt Hartwig | Biarritz | Steamer | 2,758 | ![]() | fr | |
24 May 1917 | U 46 | Leo Hillebrand | Jersey City | Steamer | 4,670 | ![]() | br | |
24 May 1917 | U 47 | Heinrich Metzger | Barbara | Sailing vessel | 838 | ![]() | am | |
24 May 1917 | U 57 | Carl-Siegfried Ritter von Georg | Belgian | Steamer | 3,657 | ![]() | br | |
24 May 1917 | U 65 | Hermann von Fischel | Sant Antonio Di Padova | Sailing vessel | 184 | ![]() | it | |
24 May 1917 | UB 38 | Wilhelm Amberger | Gudrun | Sailing vessel | 1,472 | ![]() | nw | |
24 May 1917 | UB 38 | Wilhelm Amberger | Thyra | Sailing vessel | 285 | ![]() | da | |
24 May 1917 | UC 25 | Johannes Feldkirchner | Domenico Barone | Sailing vessel | 171 | ![]() | it | |
24 May 1917 | UC 33 | Martin Schelle | Brestir | Fishing vessel (smack) | 69 | ![]() | da | |
24 May 1917 | UC 33 | Martin Schelle | Isabella Innes | Fishing vessel | 37 | ![]() | da | |
24 May 1917 | UC 33 | Martin Schelle | Traveller | Fishing vessel (smack) | 76 | ![]() | da | |
24 May 1917 | UC 35 | Ernst von Voigt | Mcclure | Sailing vessel | 220 | ![]() | br | |
24 May 1917 | UC 62 | Max Schmitz | Chicago City (d.) | Steamer | 2,324 | ![]() | br | |
25 May 1917 | Westland | Steamer | 1,283 | ![]() | nl | |||
25 May 1917 | U 38 | Max Valentiner | Kohinur | Steamer | 2,265 | ![]() | br | |
25 May 1917 | U 47 | Heinrich Metzger | Magnus Manson | Sailing vessel | 1,751 | ![]() | am | |
25 May 1917 | U 65 | Hermann von Fischel | Diego Russo | Sailing vessel | 113 | ![]() | it | |
25 May 1917 | U 65 | Hermann von Fischel | Natale Monaco | Sailing vessel | 57 | ![]() | it | |
25 May 1917 | U 65 | Hermann von Fischel | Rosina R. | Sailing vessel | 54 | ![]() | it | |
25 May 1917 | U 65 | Hermann von Fischel | Vincenzino C. | Sailing vessel | 55 | ![]() | it | |
25 May 1917 | U 88 | Walther Schwieger | Hilary | Armed merchant cruiser | 6,329 | ![]() | br | |
25 May 1917 | UC 20 | Hans Adalbert von der Lühe | Argentina | Sailing vessel | 97 | ![]() | it | |
25 May 1917 | UC 20 | Hans Adalbert von der Lühe | Ida | Sailing vessel | 46 | ![]() | it | |
25 May 1917 | UC 33 | Martin Schelle | ![]() | A. H. Friis | Sailing vessel | 110 | ![]() | da |
25 May 1917 | UC 33 | Martin Schelle | Glyg | Steamer | 358 | ![]() | nw | |
25 May 1917 | UC 33 | Martin Schelle | Whinlatter | Sailing vessel | 1,378 | ![]() | nw | |
25 May 1917 | UC 35 | Ernst von Voigt | Nicolino | Sailing vessel | 121 | ![]() | it | |
25 May 1917 | UC 66 | Herbert Pustkuchen | Sjaelland | Steamer | 1,405 | ![]() | br | |
26 May 1917 | U 19 | Johannes Spieß | Norway | Passenger steamer | 1,447 | ![]() | nw | |
26 May 1917 | U 38 | Max Valentiner | Holmesbank | Steamer | 3,051 | ![]() | br | |
26 May 1917 | U 65 | Hermann von Fischel | Angelo Padre | Sailing vessel | 50 | ![]() | it | |
26 May 1917 | U 65 | Hermann von Fischel | Umaria | Steamer | 5,317 | ![]() | br | |
26 May 1917 | U 87 | Rudolf Schneider | Lucipara | Sailing vessel | 1,943 | ![]() | ru | |
26 May 1917 | U 87 | Rudolf Schneider | Saint Mirren | Sailing vessel | 1,956 | ![]() | br | |
26 May 1917 | UB 43 | Horst Obermüller | Dorothy | Steamer | 4,494 | ![]() | gr | |
26 May 1917 | UC 20 | Hans Adalbert von der Lühe | Abd Es Salem | Sailing vessel | 25 | ![]() | fr | |
26 May 1917 | UC 20 | Hans Adalbert von der Lühe | Dandolo | Sailing vessel | 50 | ![]() | fr | |
26 May 1917 | UC 20 | Hans Adalbert von der Lühe | Manoubia | Sailing vessel | 50 | ![]() | fr | |
26 May 1917 | UC 20 | Hans Adalbert von der Lühe | Messaouda | Sailing vessel | 50 | ![]() | fr | |
26 May 1917 | UC 20 | Hans Adalbert von der Lühe | San Francesco | Sailing vessel | 47 | ![]() | it | |
26 May 1917 | UC 20 | Hans Adalbert von der Lühe | Unione Salvatore | Sailing vessel | 57 | ![]() | it | |
26 May 1917 | UC 21 | Reinhold Saltzwedel | Aristides | Steamer | 2,179 | ![]() | gr | |
26 May 1917 | UC 21 | Reinhold Saltzwedel | Norhaug | Steamer | 1,245 | ![]() | nw | |
26 May 1917 | UC 35 | Ernst von Voigt | Risorgimento | Sailing vessel | 222 | ![]() | it | |
26 May 1917 | UC 45 | Hubert Aust | Saint Hubert | Sailing vessel | 423 | ![]() | fr | |
26 May 1917 | UC 67 | Karl Neumann | ![]() | Dover Castle | Hospital ship | 8,271 | ![]() | br |
26 May 1917 | UC 73 | Kurt Schapler | Agragas | steamer | 850 | ![]() | it | |
27 May 1917 | U 19 | Johannes Spieß | Debora | Sailing vessel | 159 | ![]() | da | |
27 May 1917 | U 33 | Gustav Sieß | Beatrice | Sailing vessel | 106 | ![]() | it | |
27 May 1917 | U 33 | Gustav Sieß | Michele Costantino | Sailing vessel | 51 | ![]() | it | |
27 May 1917 | U 65 | Hermann von Fischel | Luigi | Sailing vessel | 137 | ![]() | it | |
27 May 1917 | U 65 | Hermann von Fischel | Maria Giuseppe | Sailing vessel | 26 | ![]() | it | |
27 May 1917 | UC 20 | Hans Adalbert von der Lühe | Boldwell | Steamer | 3,118 | ![]() | br | |
27 May 1917 | UC 21 | Reinhold Saltzwedel | Efstathios | Steamer | 3,847 | ![]() | gr | |
27 May 1917 | UC 50 | Rudolf Seuffer | Dartmoor | Steamer | 2,870 | ![]() | br | |
27 May 1917 | UC 70 | Werner Fürbringer | General De Boisdeffre | Sailing vessel | 2,195 | ![]() | fr | |
28 May 1917 | U 86 | Friedrich Crüsemann | Antinoe | Steamer | 2,396 | ![]() | br | |
28 May 1917 | U 86 | Friedrich Crüsemann | Limerick | Steamer | 6,827 | ![]() | br | |
28 May 1917 | U 88 | Walther Schwieger | Roma (d.) | Sailing vessel | 417 | ![]() | ru | |
28 May 1917 | UC 21 | Reinhold Saltzwedel | Hiram | steamer | 598 | ![]() | nw | |
28 May 1917 | UC 21 | Reinhold Saltzwedel | Urna | Steamer | 2,686 | ![]() | nw | |
28 May 1917 | UC 21 | Reinhold Saltzwedel | Waldemar | Steamer | 1,267 | ![]() | nw | |
28 May 1917 | UC 25 | Johannes Feldkirchner | Nuovo S. Giovanni | Sailing vessel | 31 | ![]() | it | |
28 May 1917 | UC 25 | Johannes Feldkirchner | San Domenico | Sailing vessel | 27 | ![]() | it | |
28 May 1917 | UC 44 | Kurt Tebbenjohanns | Turid | Steamer | 1,148 | ![]() | nw | |
28 May 1917 | UC 45 | Hubert Aust | Teie | Sailing vessel | 1,974 | ![]() | nw | |
28 May 1917 | UC 55 | Theodor Schultz | Asters | Sailing vessel | 1,531 | ![]() | nw | |
28 May 1917 | UC 70 | Werner Fürbringer | Ancona | Steamer | 1,168 | ![]() | br | |
28 May 1917 | UC 72 | Ernst Voigt | Detlef Wagner | Sailing vessel | 225 | ![]() | br | |
29 May 1917 | U 28 | Georg Schmidt | Fridtjof Nansen | Steamer | 2,190 | ![]() | nw | |
29 May 1917 | U 28 | Georg Schmidt | Karna | Sailing vessel | 210 | ![]() | nw | |
29 May 1917 | U 28 | Georg Schmidt | Kodan | Sailing vessel | 217 | ![]() | nw | |
29 May 1917 | U 69 | Ernst Wilhelms | Argo | Sailing vessel | 123 | ![]() | sw | |
29 May 1917 | U 69 | Ernst Wilhelms | ![]() | Consul N. Nielsen | Sailing vessel | 1,395 | ![]() | da |
29 May 1917 | U 69 | Ernst Wilhelms | Ines | Sailing vessel | 261 | ![]() | sw | |
29 May 1917 | U 86 | Friedrich Crüsemann | Oswego | Steamer | 5,793 | ![]() | br | |
29 May 1917 | U 88 | Walther Schwieger | Ashleaf | Tanker | 5,768 | ![]() | br | |
29 May 1917 | UC 55 | Theodor Schultz | ![]() | Clan Murray | Steamer | 4,835 | ![]() | br |
29 May 1917 | UC 74 | Wilhelm Marschall | Aghia Tom Aghion | Sailing vessel | 30 | ![]() | gr | |
29 May 1917 | UC 74 | Wilhelm Marschall | Kirikos | Sailing vessel | 84 | ![]() | gr | |
29 May 1917 | UC 74 | Wilhelm Marschall | ![]() | Yarra | Troopship | 4,163 | ![]() | fr |
30 May 1917 | U 87 | Rudolf Schneider | Bathurst | Steamer | 2,821 | ![]() | br | |
30 May 1917 | U 87 | Rudolf Schneider | Hanley | Steamer | 3,331 | ![]() | br | |
30 May 1917 | k.u.k. U4 | Rudolf Singule | Italia | Armed boarding steamer | 1,305 | ![]() | fr | |
30 May 1917 | UC 21 | Reinhold Saltzwedel | Sørland | Steamer | 2,472 | ![]() | nw | |
30 May 1917 | UC 36 | Gustav Buch | Corbet Woodall | Steamer | 917 | ![]() | br | |
30 May 1917 | UC 50 | Rudolf Seuffer | Ina William | Navy Trawler | 337 | ![]() | br | |
30 May 1917 | UC 55 | Theodor Schultz | Fernley (d.) | Steamer | 3,820 | ![]() | br | |
30 May 1917 | UC 62 | Max Schmitz | Lisbon | Steamer | 1,203 | ![]() | br | |
31 May 1917 | U 69 | Ernst Wilhelms | Esneh | Steamer | 3,247 | ![]() | br | |
31 May 1917 | U 86 | Friedrich Crüsemann | N. Hadzikyriakos | Steamer | 3,533 | ![]() | gr | |
31 May 1917 | U 88 | Walther Schwieger | Jeanne Cordonnier | Sailing vessel | 2,194 | ![]() | fr | |
31 May 1917 | U 88 | Walther Schwieger | ![]() | Miyazaki Maru | Passenger steamer | 7,892 | ![]() | jp |
31 May 1917 | UB 23 | Hans Ewald Niemer | Dirigo | Sailing vessel | 3,004 | ![]() | am | |
31 May 1917 | UC 25 | Johannes Feldkirchner | Ninotto | Sailing vessel | 208 | ![]() | it | |
31 May 1917 | UC 34 | Robert Sprenger | Ozarda (d.) | Steamer | 4,791 | ![]() | br | |
31 May 1917 | UC 73 | Kurt Schapler | Rosebank | Steamer | 3,837 | ![]() | br | |
703,257 | ||||||||
385 ships sunk (617,536 tons) and 27 ships damaged (85,721 tons).
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