40:
1611:
1675:
1643:
1456:
1425:
1363:
1332:
1301:
1270:
1208:
1177:
1146:
1115:
1053:
1022:
929:
898:
867:
836:
774:
1239:
3014:
2997:
3009:
2989:
960:
1518:
1487:
1580:
1549:
1394:
1084:
991:
805:
655:
officers in charge of the minesweeping surmised from the regularity with which this occurred and the haste with which the mines were laid that the
Germans had broken their codes. Some of them later claimed that, realising this, they had the minesweeper run a dummy operation in mid-July, leaving all
674:
returned to
Waterford to lay nine mines on the night of 4 August. After four had been successfully deployed west of the harbour, it set out to lay the other five in the centre. As it was releasing the last, from a chute in the rear of the vessel, an explosion occurred and the submarine sank in 25
579:
The submarine had a maximum surface speed of 11.7 knots (21.7 km/h; 13.5 mph) and a submerged speed of 6.7 knots (12.4 km/h; 7.7 mph). When submerged, she could operate for 60 nautical miles (110 km; 69 mi) at 4 knots (7.4 km/h; 4.6 mph); when surfaced, she
683:
The
British were pleasantly surprised that they had been fortunate enough to capture a U-boat commander. One officer who took tea with Tebenjohanns said the commander complained that the minesweepers had not done their jobs efficiently; they reportedly allowed him to share this news with his own
656:
the mines in place and reporting that it had cleared them using the code suspected to have been broken, then closing the harbour to all shipping for two weeks. The hope was reportedly that a stricken U-boat would sink in shallow water where it and its contents could be recovered and examined by
696:'s stern and engine room, near where the mine had been released from. This, along with the other eight mines being discovered and swept, suggests that the submarine sank when one of its own mines accidentally detonated while being laid, and not due to any
567:
of 3.68 m (12 ft 1 in). The submarine was powered by two six-cylinder four-stroke diesel engines each producing 260 metric horsepower (190 kW; 260 shp) (a total of 520 metric horsepower (380 kW; 510 shp)), two
684:
superiors along with the report of his capture. When he was asked if the
Germans had broken the code used by the British minesweepers, he said that as an officer he could not answer that, but the interrogator believed his demeanor and
724:
entirely and went around the northern tip of
Scotland were advised to do so completely on the surface since that would lead the English to think the Dover defences were working. This discovery was a contributing factor to
691:
Navy divers later reached the wrecked submarine to sweep it for intelligence, something the
British had not previously been able to do with a sunken U-boat. They described the explosion damage as concentrated around
679:
hatch, but the commander was the only one still alive when a
British vessel swept the area for survivors an hour and a half later (another account suggests that another crewmember was found separately).
720:
at will; Tebenjohanns' standing orders were to pass the net on the surface at night when possible and dive no deeper than 40 metres (130 ft) if not. U-boats that for whatever reason bypassed the
619:
be filled with waste oil and other debris, then fired, simulating what might have been expected to reach the surface had the submarine sank. The ruse worked, and the attack was ended, allowing
2202:
3071:
2731:
3076:
3066:
2195:
3046:
3041:
2188:
2162:
2135:
3017:
3013:
2724:
535:. Her actual sinking, sometimes claimed to be the result of British deception, also yielded intelligence that showed how little effect the
627:
tactic. It was particularly effective for the
Germans at first, as British commanders were easily satisfied that they had sunk the enemy.
3051:
919:
888:
857:
826:
795:
764:
664:. however the historical record suggests that the British had not become aware of the compromised code and closed Waterford until after
2746:
2108:
2089:
2027:
1993:
1959:
1925:
1882:
1705:
1664:
1508:
1477:
1446:
1415:
1384:
1353:
1322:
1291:
1260:
1229:
1198:
1167:
1136:
1105:
1074:
1043:
1012:
981:
950:
3036:
3008:
3004:
2717:
1601:
1570:
555:
had a displacement of 400 tonnes (390 long tons) when at the surface and 480 tonnes (470 long tons) while submerged. She had a
3056:
1539:
3061:
539:
antisubmarine defences were having on the U-boats and forced changes in its command and operation before the year ended.
2103:. German Warships 1815–1945. Vol. 2. Translated by Thomas, Keith; Magowan, Rachel. London: Conway Maritime Press.
584:
was fitted with six 100-centimetre (39 in) mine tubes, eighteen UC 200 mines, three 50-centimetre (20 in)
3000:
2996:
2992:
2988:
2984:
2698:
447:
589:
306:
580:
could travel 9,410 nautical miles (17,430 km; 10,830 mi) at 7 knots (13 km/h; 8.1 mph).
2834:
2769:
1700:
473:
399:
380:
205:
2685:
2127:
576:. She had a dive time of 48 seconds and was capable of operating at a depth of 50 metres (160 ft).
17:
2211:
548:
431:
417:
125:
623:
to escape. Other U-boat commanders, and eventually their counterparts in other navies, adopted this
3081:
2861:
2807:
2786:
2762:
2709:
2679:
2123:
1759:
1755:
2899:
697:
661:
624:
528:
451:
2949:
2878:
2872:
2756:
2168:
2158:
2141:
2131:
2104:
2085:
2023:
2017:
1989:
1955:
1949:
1921:
1878:
1632:
713:
640:
596:
74:
1983:
1915:
1872:
1616:
2818:
721:
573:
435:
675:
metres (82 ft) of water. Tebenjohanns and two others managed to escape through the
255:
60 nmi (110 km; 69 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
2912:
1794:
1461:
1430:
1368:
1337:
1306:
1275:
1213:
1182:
1151:
1120:
1058:
1027:
934:
903:
872:
841:
779:
726:
569:
564:
556:
218:
3030:
717:
685:
676:
536:
513:
249:
211:
167:
45:
2840:
2823:
730:
616:
608:
585:
532:
524:
470:
was sunk by the detonation of one of her own mines off the Irish coast at position
293:
2051:
252:(17,430 km; 10,830 mi) at 7 knots (13 km/h; 8.1 mph) surfaced
2970:
2959:
2779:
1244:
648:
560:
463:
443:
1846:
523:
was the first submarine to use the tactic of releasing oil and debris from her
1917:
U-boat
Hunters: Code Breakers, Divers and the Defeat of the U-boats, 1914-1918
1680:
1648:
652:
644:
509:
287:
488:
475:
2905:
2172:
2145:
501:
on 4 August 1917; its commander, Kurt
Teppenjohanns, was the only survivor.
423:
420:
2056:
German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net
1851:
German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net
1799:
German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net
2928:
2918:
2663:
2656:
2649:
2642:
2635:
2628:
2621:
2614:
2607:
2600:
2593:
2586:
2579:
2572:
2565:
2558:
2551:
2544:
2537:
2530:
2523:
2516:
2509:
2502:
2495:
2488:
2481:
2474:
2467:
2460:
2453:
2446:
2439:
2432:
2425:
2411:
2404:
2397:
2390:
2383:
2376:
2369:
2362:
2355:
2348:
2341:
2334:
2327:
2320:
2313:
2306:
2299:
2292:
2285:
2278:
2271:
2264:
2257:
2250:
2243:
2236:
2229:
2222:
965:
702:
592:
309:
142:
2180:
700:
by the Royal Navy, or as other accounts have it a leftover mine laid by
2888:
2851:
2082:
Die UC-Boote der Kaiserlichen Marine 1914-1918. Minenkrieg mit U-Booten
1523:
1492:
657:
300:
78:
1874:
Depth Charge!: Mines, Depth Charges and Underwater Weapons, 1914-1945
1585:
1554:
1399:
1089:
996:
810:
572:
producing 460 metric horsepower (340 kW; 450 shp), and two
427:
138:
611:
attack on 15 February 1917, Kapitanleutnant Kurt Tebbenjohanns,
588:(one on the stern and two on the bow), seven torpedoes, and one
2713:
2184:
161:
716:. The submarine's logs showed that U-boats were passing the
688:
as he replied betrayed that the Germans had indeed done so.
462:
was credited with sinking 28 ships, either by torpedo or by
1828:
1826:
1824:
1909:
1907:
1905:
1903:
1901:
454:
into the German Imperial Navy on 4 November 1916 as SM
1951:
Secret Victory: Ireland and the War at Sea, 1914-1918
446:. The U-boat was ordered on 20 November 1915 and was
233:
11.7 knots (21.7 km/h; 13.5 mph), surfaced
2940:
2745:
2099:Gröner, Erich; Jung, Dieter; Maass, Martin (1991).
236:
6.7 knots (12.4 km/h; 7.7 mph), submerged
2120:Conway's All the World's Fighting Ships 1906–1921
2740:Shipwrecks and maritime incidents in August 1917
2157:. Annapolis, Maryland: Naval Institute Press.
615:'s commander, ordered that the vessel's front
2725:
2196:
2118:Gardiner, Robert; Gray, Randal, eds. (1985).
2084:(in German). Hamburg, Berlin, Bonn: Mittler.
563:of 5.22 m (17 ft 2 in), and a
8:
1729:"SM" stands for "Seiner Majestät" (English:
1847:"WWI U-boat commanders: Kurt Tebbenjohanns"
559:of 49.45 m (162 ft 3 in), a
519:Two aspects of her service are noteworthy.
2732:
2718:
2710:
2203:
2189:
2181:
740:
643:on the southern coast of Ireland, laying
283:6 Ă— 100 cm (39.4 in) mine tubes
221:, 460 PS (340 kW; 450 shp)
214:, 520 PS (380 kW; 510 shp)
3072:World War I shipwrecks in the Celtic Sea
1920:. Periscope Publishing. pp. 54–55.
16:For other ships with the same name, see
1877:. Casemate Publishers. pp. 71–72.
1788:
1786:
1784:
1782:
1780:
1778:
1774:
1722:
1832:
1758:. Military vessels are listed by tons
647:and then re-laying them after British
184:3.65 m (12 ft) pressure hull
181:5.22 m (17 ft 2 in) o/a
24:
166:40.30 m (132 ft 3 in)
160:49.45 m (162 ft 3 in)
148:480 t (470 long tons), submerged
36:
7:
1948:Nolan, Liam; Nolan, John E. (2009).
729:being relieved as commander of the
531:into believing it had been sunk by
1954:. Mercier Press Ltd. p. 235.
194:3.68 m (12 ft 1 in)
14:
3077:World War I submarines of Germany
3067:World War I minelayers of Germany
1706:List of shipwrecks in August 1917
590:8.8 cm (3.5 in) Uk L/30
307:8.8 cm (3.5 in) Uk L/30
3012:
3007:
2995:
2987:
2101:U-boats and Mine Warfare Vessels
1673:
1641:
1609:
1578:
1547:
1516:
1485:
1454:
1423:
1392:
1361:
1330:
1299:
1268:
1237:
1206:
1175:
1144:
1113:
1082:
1051:
1020:
989:
958:
927:
896:
865:
834:
803:
772:
38:
2155:The U-Boat Offensive: 1914–1945
396:1 merchant ship taken as prize
357:4 November 1916 – 4 August 1917
112:Sunk by own mine, 4 August 1917
2022:. Pen and Sword. p. 202.
1754:Merchant ship tonnages are in
712:was greatly disturbing to the
607:During a particularly intense
292:3 Ă— 50 cm (19.7 in)
1:
1988:. Pen and Sword. p. 14.
599:was twenty-six crew members.
3047:U-boats commissioned in 1916
3042:German Type UC II submarines
708:Intelligence recovered from
512:in September 1917 and later
450:on 10 October 1916. She was
1684:
1660:
1652:
1628:
1620:
1597:
1589:
1566:
1558:
1535:
1527:
1504:
1496:
1473:
1465:
1442:
1434:
1411:
1403:
1380:
1372:
1349:
1341:
1318:
1310:
1287:
1279:
1256:
1248:
1225:
1217:
1194:
1186:
1163:
1155:
1132:
1124:
1101:
1093:
1070:
1062:
1039:
1031:
1008:
1000:
977:
969:
946:
938:
915:
907:
884:
876:
853:
845:
822:
814:
791:
783:
760:
755:
749:
746:
743:
651:had cleared the field. The
296:(2 bow/external; one stern)
3098:
3052:Maritime incidents in 1917
2699:List of U-boats of Germany
1985:Zeebrugge and Ostend Raids
1687:
1671:
1663:
1655:
1639:
1631:
1623:
1607:
1600:
1592:
1576:
1569:
1561:
1545:
1538:
1530:
1514:
1507:
1499:
1483:
1476:
1468:
1452:
1445:
1437:
1421:
1414:
1406:
1390:
1383:
1375:
1359:
1352:
1344:
1328:
1321:
1313:
1297:
1290:
1282:
1266:
1259:
1251:
1235:
1228:
1220:
1204:
1197:
1189:
1173:
1166:
1158:
1142:
1135:
1127:
1111:
1104:
1096:
1080:
1073:
1065:
1049:
1042:
1034:
1018:
1011:
1003:
987:
980:
972:
956:
949:
941:
925:
918:
910:
894:
887:
879:
863:
856:
848:
832:
825:
817:
801:
794:
786:
770:
763:
752:
737:Summary of raiding history
508:s wreck was raised by the
15:
2982:
2694:
2674:
2218:
2019:The U-Boat War: 1914-1918
1982:McGreal, Stephen (2008).
1730:
660:and other departments of
339:1 January – 4 August 1917
325:
210:2 Ă— 6-cylinder, 4-stroke
116:
31:
27:
2080:Bendert, Harald (2001).
1733:) and combined with the
733:at the end of the year.
117:General characteristics
2153:Tarrant, V. E. (1989).
2016:Gray, Edwyn A. (1994).
1743:His Majesty's Submarine
1741:would be translated as
377:27 merchant ships sunk
265:50 m (160 ft)
3037:Ships built in Hamburg
1914:Grant, Robert (2003).
1701:List of German U-boats
439:
3057:U-boats sunk by mines
2212:Type UC II submarines
2128:Naval Institute Press
2050:Helgason, GuĂ°mundur.
1871:Henry, Chris (2005).
1845:Helgason, GuĂ°mundur.
1793:Helgason, GuĂ°mundur.
321:48-second diving time
18:German submarine U-44
3062:U-boats sunk in 1917
2052:"Ships hit by UC 44"
1795:"WWI U-boats: UC 44"
549:Type UC II submarine
432:German Imperial Navy
126:Type UC II submarine
2124:Annapolis, Maryland
1756:gross register tons
698:deception operation
485: /
1159:Captured as prize
662:naval intelligence
639:was operating off
440:Kaiserliche Marine
391:1 warship damaged
354:Kurt Tebbenjohanns
3024:
3023:
2707:
2706:
2164:978-0-87021-764-7
2137:978-0-87021-907-8
1835:, pp. 31–32.
1692:
1691:
916:14 February 1917
885:14 February 1917
854:13 February 1917
823:12 February 1917
792:12 February 1917
761:11 February 1917
641:Waterford Harbour
603:Deception tactics
408:
407:
3089:
3016:
3011:
2999:
2991:
2975:
2965:
2954:
2933:
2923:
2894:
2883:
2867:
2856:
2846:
2829:
2812:
2802:
2792:
2774:
2734:
2727:
2720:
2711:
2205:
2198:
2191:
2182:
2176:
2149:
2114:
2095:
2067:
2066:
2064:
2062:
2047:
2041:
2040:
2038:
2036:
2013:
2007:
2006:
2004:
2002:
1979:
1973:
1972:
1970:
1968:
1945:
1939:
1938:
1936:
1934:
1911:
1896:
1895:
1893:
1891:
1868:
1862:
1861:
1859:
1857:
1842:
1836:
1830:
1819:
1818:Tarrant, p. 173.
1816:
1810:
1809:
1807:
1805:
1790:
1763:
1752:
1746:
1732:
1727:
1679:
1677:
1676:
1647:
1645:
1644:
1617:Kingdom of Italy
1615:
1613:
1612:
1584:
1582:
1581:
1553:
1551:
1550:
1522:
1520:
1519:
1491:
1489:
1488:
1479:Baron Stjernblad
1460:
1458:
1457:
1429:
1427:
1426:
1398:
1396:
1395:
1367:
1365:
1364:
1336:
1334:
1333:
1305:
1303:
1302:
1274:
1272:
1271:
1243:
1241:
1240:
1212:
1210:
1209:
1181:
1179:
1178:
1150:
1148:
1147:
1119:
1117:
1116:
1088:
1086:
1085:
1057:
1055:
1054:
1026:
1024:
1023:
995:
993:
992:
964:
962:
961:
933:
931:
930:
902:
900:
899:
871:
869:
868:
840:
838:
837:
809:
807:
806:
778:
776:
775:
741:
574:propeller shafts
507:
500:
499:
497:
496:
495:
490:
489:52.117°N 6.983°W
486:
483:
482:
481:
478:
206:propeller shafts
66:20 November 1915
48:
43:
42:
41:
25:
3097:
3096:
3092:
3091:
3090:
3088:
3087:
3086:
3027:
3026:
3025:
3020:
3003:
2978:
2968:
2957:
2947:
2941:Other incidents
2936:
2926:
2897:
2886:
2870:
2859:
2849:
2832:
2819:George A. Marsh
2815:
2805:
2795:
2777:
2754:
2741:
2738:
2708:
2703:
2690:
2670:
2214:
2209:
2179:
2165:
2152:
2138:
2117:
2111:
2098:
2092:
2079:
2075:
2070:
2060:
2058:
2049:
2048:
2044:
2034:
2032:
2030:
2015:
2014:
2010:
2000:
1998:
1996:
1981:
1980:
1976:
1966:
1964:
1962:
1947:
1946:
1942:
1932:
1930:
1928:
1913:
1912:
1899:
1889:
1887:
1885:
1870:
1869:
1865:
1855:
1853:
1844:
1843:
1839:
1831:
1822:
1817:
1813:
1803:
1801:
1792:
1791:
1776:
1772:
1767:
1766:
1753:
1749:
1728:
1724:
1719:
1714:
1697:
1674:
1672:
1642:
1640:
1610:
1608:
1579:
1577:
1548:
1546:
1517:
1515:
1486:
1484:
1455:
1453:
1424:
1422:
1393:
1391:
1362:
1360:
1331:
1329:
1300:
1298:
1269:
1267:
1238:
1236:
1207:
1205:
1176:
1174:
1145:
1143:
1114:
1112:
1083:
1081:
1052:
1050:
1021:
1019:
990:
988:
959:
957:
928:
926:
897:
895:
866:
864:
835:
833:
804:
802:
773:
771:
739:
722:English Channel
635:In summer 1917
633:
605:
570:electric motors
545:
505:
493:
491:
487:
484:
479:
476:
474:
472:
471:
458:. In 6 patrols
397:
392:
387:
386:1 warship sunk
378:
219:electric motors
104:4 November 1916
96:10 October 1916
44:
39:
37:
21:
12:
11:
5:
3095:
3093:
3085:
3084:
3079:
3074:
3069:
3064:
3059:
3054:
3049:
3044:
3039:
3029:
3028:
3022:
3021:
3018:September 1917
2983:
2980:
2979:
2977:
2976:
2966:
2955:
2944:
2942:
2938:
2937:
2935:
2934:
2927:Unknown date:
2924:
2895:
2884:
2868:
2857:
2847:
2830:
2813:
2803:
2793:
2775:
2758:Belgian Prince
2751:
2749:
2743:
2742:
2739:
2737:
2736:
2729:
2722:
2714:
2705:
2704:
2702:
2701:
2695:
2692:
2691:
2689:
2688:
2682:
2675:
2672:
2671:
2669:
2668:
2661:
2654:
2647:
2640:
2633:
2626:
2619:
2612:
2605:
2598:
2591:
2584:
2577:
2570:
2563:
2556:
2549:
2542:
2535:
2528:
2521:
2514:
2507:
2500:
2493:
2486:
2479:
2472:
2465:
2458:
2451:
2444:
2437:
2430:
2423:
2416:
2409:
2402:
2395:
2388:
2381:
2374:
2367:
2360:
2353:
2346:
2339:
2332:
2325:
2318:
2311:
2304:
2297:
2290:
2283:
2276:
2269:
2262:
2255:
2248:
2241:
2234:
2227:
2219:
2216:
2215:
2210:
2208:
2207:
2200:
2193:
2185:
2178:
2177:
2163:
2150:
2136:
2115:
2109:
2096:
2090:
2076:
2074:
2071:
2069:
2068:
2042:
2028:
2008:
1994:
1974:
1960:
1940:
1926:
1897:
1883:
1863:
1837:
1820:
1811:
1773:
1771:
1768:
1765:
1764:
1747:
1721:
1720:
1718:
1715:
1713:
1710:
1709:
1708:
1703:
1696:
1693:
1690:
1689:
1686:
1683:
1670:
1662:
1661:7 August 1917
1658:
1657:
1654:
1651:
1638:
1630:
1626:
1625:
1622:
1619:
1606:
1599:
1595:
1594:
1591:
1588:
1575:
1568:
1564:
1563:
1560:
1557:
1544:
1537:
1533:
1532:
1529:
1526:
1513:
1506:
1505:23 April 1917
1502:
1501:
1498:
1495:
1482:
1475:
1474:23 April 1917
1471:
1470:
1467:
1464:
1462:United Kingdom
1451:
1444:
1443:23 April 1917
1440:
1439:
1436:
1433:
1431:United Kingdom
1420:
1413:
1412:22 April 1917
1409:
1408:
1405:
1402:
1389:
1382:
1381:21 April 1917
1378:
1377:
1374:
1371:
1369:United Kingdom
1358:
1351:
1350:20 April 1917
1347:
1346:
1343:
1340:
1338:United Kingdom
1327:
1320:
1319:20 April 1917
1316:
1315:
1312:
1309:
1307:United Kingdom
1296:
1289:
1288:19 April 1917
1285:
1284:
1281:
1278:
1276:United Kingdom
1265:
1258:
1257:15 April 1917
1254:
1253:
1250:
1247:
1234:
1227:
1226:15 April 1917
1223:
1222:
1219:
1216:
1214:United Kingdom
1203:
1196:
1195:15 April 1917
1192:
1191:
1188:
1185:
1183:United Kingdom
1172:
1165:
1164:13 April 1917
1161:
1160:
1157:
1154:
1152:United Kingdom
1141:
1134:
1133:13 March 1917
1130:
1129:
1126:
1123:
1121:United Kingdom
1110:
1103:
1102:13 March 1917
1099:
1098:
1095:
1092:
1079:
1072:
1071:12 March 1917
1068:
1067:
1064:
1061:
1059:United Kingdom
1048:
1041:
1040:12 March 1917
1037:
1036:
1033:
1030:
1028:United Kingdom
1017:
1010:
1006:
1005:
1002:
999:
986:
979:
975:
974:
971:
968:
955:
948:
944:
943:
940:
937:
935:United Kingdom
924:
917:
913:
912:
909:
906:
904:United Kingdom
893:
890:Belvoir Castle
886:
882:
881:
878:
875:
873:United Kingdom
862:
855:
851:
850:
847:
844:
842:United Kingdom
831:
824:
820:
819:
816:
813:
800:
793:
789:
788:
785:
782:
780:United Kingdom
769:
762:
758:
757:
754:
751:
748:
745:
738:
735:
727:Reginald Bacon
632:
629:
604:
601:
557:length overall
544:
541:
529:fool the enemy
494:52.117; -6.983
406:
405:
404:
403:
394:
389:
384:
373:
369:
368:
365:
361:
360:
359:
358:
355:
347:
343:
342:
341:
340:
337:
332:
328:
327:
326:Service record
323:
322:
319:
315:
314:
313:
312:
303:
297:
290:
284:
279:
275:
274:
271:
267:
266:
263:
259:
258:
257:
256:
253:
244:
240:
239:
238:
237:
234:
229:
225:
224:
223:
222:
215:
212:diesel engines
208:
200:
196:
195:
192:
188:
187:
186:
185:
182:
177:
173:
172:
171:
170:
164:
156:
152:
151:
150:
149:
146:
133:
129:
128:
123:
122:Class and type
119:
118:
114:
113:
110:
106:
105:
102:
98:
97:
94:
90:
89:
86:
82:
81:
72:
68:
67:
64:
60:
59:
54:
50:
49:
34:
33:
29:
28:
13:
10:
9:
6:
4:
3:
2:
3094:
3083:
3080:
3078:
3075:
3073:
3070:
3068:
3065:
3063:
3060:
3058:
3055:
3053:
3050:
3048:
3045:
3043:
3040:
3038:
3035:
3034:
3032:
3019:
3015:
3010:
3006:
3002:
2998:
2994:
2990:
2986:
2981:
2974:
2973:
2967:
2964:
2963:
2956:
2953:
2952:
2946:
2945:
2943:
2939:
2932:
2931:
2925:
2922:
2921:
2916:
2915:
2910:
2909:
2903:
2902:
2896:
2893:
2892:
2885:
2882:
2881:
2876:
2875:
2869:
2866:
2865:
2858:
2855:
2854:
2848:
2845:
2844:
2838:
2837:
2831:
2828:
2827:
2821:
2820:
2814:
2811:
2810:
2804:
2801:
2800:
2794:
2791:
2790:
2784:
2783:
2776:
2773:
2772:
2767:
2766:
2760:
2759:
2753:
2752:
2750:
2748:
2744:
2735:
2730:
2728:
2723:
2721:
2716:
2715:
2712:
2700:
2697:
2696:
2693:
2687:
2684:Followed by:
2683:
2681:
2678:Preceded by:
2677:
2676:
2673:
2667:
2666:
2662:
2660:
2659:
2655:
2653:
2652:
2648:
2646:
2645:
2641:
2639:
2638:
2634:
2632:
2631:
2627:
2625:
2624:
2620:
2618:
2617:
2613:
2611:
2610:
2606:
2604:
2603:
2599:
2597:
2596:
2592:
2590:
2589:
2585:
2583:
2582:
2578:
2576:
2575:
2571:
2569:
2568:
2564:
2562:
2561:
2557:
2555:
2554:
2550:
2548:
2547:
2543:
2541:
2540:
2536:
2534:
2533:
2529:
2527:
2526:
2522:
2520:
2519:
2515:
2513:
2512:
2508:
2506:
2505:
2501:
2499:
2498:
2494:
2492:
2491:
2487:
2485:
2484:
2480:
2478:
2477:
2473:
2471:
2470:
2466:
2464:
2463:
2459:
2457:
2456:
2452:
2450:
2449:
2445:
2443:
2442:
2438:
2436:
2435:
2431:
2429:
2428:
2424:
2422:
2421:
2417:
2415:
2414:
2410:
2408:
2407:
2403:
2401:
2400:
2396:
2394:
2393:
2389:
2387:
2386:
2382:
2380:
2379:
2375:
2373:
2372:
2368:
2366:
2365:
2361:
2359:
2358:
2354:
2352:
2351:
2347:
2345:
2344:
2340:
2338:
2337:
2333:
2331:
2330:
2326:
2324:
2323:
2319:
2317:
2316:
2312:
2310:
2309:
2305:
2303:
2302:
2298:
2296:
2295:
2291:
2289:
2288:
2284:
2282:
2281:
2277:
2275:
2274:
2270:
2268:
2267:
2263:
2261:
2260:
2256:
2254:
2253:
2249:
2247:
2246:
2242:
2240:
2239:
2235:
2233:
2232:
2228:
2226:
2225:
2221:
2220:
2217:
2213:
2206:
2201:
2199:
2194:
2192:
2187:
2186:
2183:
2174:
2170:
2166:
2160:
2156:
2151:
2147:
2143:
2139:
2133:
2129:
2125:
2121:
2116:
2112:
2110:0-85177-593-4
2106:
2102:
2097:
2093:
2091:3-8132-0758-7
2087:
2083:
2078:
2077:
2072:
2057:
2053:
2046:
2043:
2031:
2029:9781473820043
2025:
2021:
2020:
2012:
2009:
1997:
1995:9781783460953
1991:
1987:
1986:
1978:
1975:
1963:
1961:9781856356213
1957:
1953:
1952:
1944:
1941:
1929:
1927:9781904381150
1923:
1919:
1918:
1910:
1908:
1906:
1904:
1902:
1898:
1886:
1884:9781844151745
1880:
1876:
1875:
1867:
1864:
1852:
1848:
1841:
1838:
1834:
1829:
1827:
1825:
1821:
1815:
1812:
1800:
1796:
1789:
1787:
1785:
1783:
1781:
1779:
1775:
1769:
1761:
1757:
1751:
1748:
1744:
1740:
1736:
1731:His Majesty's
1726:
1723:
1716:
1711:
1707:
1704:
1702:
1699:
1698:
1694:
1682:
1669:
1668:
1659:
1650:
1637:
1636:
1627:
1618:
1605:
1604:
1598:30 June 1917
1596:
1587:
1574:
1573:
1567:30 June 1917
1565:
1556:
1543:
1542:
1534:
1525:
1512:
1511:
1503:
1494:
1481:
1480:
1472:
1463:
1450:
1449:
1441:
1432:
1419:
1418:
1410:
1401:
1388:
1387:
1379:
1370:
1357:
1356:
1348:
1339:
1326:
1325:
1317:
1308:
1295:
1294:
1286:
1277:
1264:
1263:
1255:
1246:
1233:
1232:
1224:
1215:
1202:
1201:
1193:
1184:
1171:
1170:
1162:
1153:
1140:
1139:
1131:
1122:
1109:
1108:
1100:
1091:
1078:
1077:
1069:
1060:
1047:
1046:
1045:Lucy Anderson
1038:
1029:
1016:
1015:
1009:7 March 1917
1007:
998:
985:
984:
978:7 March 1917
976:
967:
954:
953:
947:5 March 1917
945:
936:
923:
922:
914:
905:
892:
891:
883:
874:
861:
860:
852:
843:
830:
829:
821:
812:
799:
798:
790:
781:
768:
767:
759:
742:
736:
734:
732:
728:
723:
719:
718:Dover Barrage
715:
711:
706:
705:
704:
699:
695:
689:
687:
686:body language
681:
678:
677:conning tower
673:
669:
667:
663:
659:
654:
650:
646:
642:
638:
630:
628:
626:
622:
618:
617:torpedo tubes
614:
610:
602:
600:
598:
594:
591:
587:
586:torpedo tubes
583:
577:
575:
571:
566:
562:
558:
554:
550:
542:
540:
538:
537:Dover Barrage
534:
533:depth charges
530:
526:
525:torpedo tubes
522:
517:
515:
511:
504:
498:
469:
465:
461:
457:
453:
449:
445:
441:
437:
433:
429:
425:
422:
419:
416:was a German
415:
414:
401:
395:
390:
385:
382:
379:(25,475
376:
375:
374:
371:
370:
366:
363:
362:
356:
353:
350:
349:
348:
345:
344:
338:
335:
334:
333:
330:
329:
324:
320:
317:
316:
311:
308:
304:
302:
298:
295:
294:torpedo tubes
291:
289:
285:
282:
281:
280:
277:
276:
272:
269:
268:
264:
261:
260:
254:
251:
247:
246:
245:
242:
241:
235:
232:
231:
230:
227:
226:
220:
216:
213:
209:
207:
203:
202:
201:
198:
197:
193:
190:
189:
183:
180:
179:
178:
175:
174:
169:
168:pressure hull
165:
163:
159:
158:
157:
154:
153:
147:
144:
140:
136:
135:
134:
131:
130:
127:
124:
121:
120:
115:
111:
108:
107:
103:
100:
99:
95:
92:
91:
87:
84:
83:
80:
76:
73:
70:
69:
65:
62:
61:
58:
55:
52:
51:
47:
46:German Empire
35:
30:
26:
23:
19:
2971:
2961:
2950:
2929:
2919:
2913:
2907:
2900:
2890:
2879:
2873:
2863:
2852:
2842:
2835:
2825:
2817:
2808:
2798:
2797:
2788:
2781:
2770:
2764:
2757:
2664:
2657:
2650:
2643:
2636:
2629:
2622:
2615:
2608:
2601:
2594:
2587:
2580:
2573:
2566:
2559:
2552:
2545:
2538:
2531:
2524:
2517:
2510:
2503:
2496:
2489:
2482:
2475:
2468:
2461:
2454:
2447:
2440:
2433:
2426:
2419:
2418:
2412:
2405:
2398:
2391:
2384:
2377:
2370:
2363:
2356:
2349:
2342:
2335:
2328:
2321:
2314:
2307:
2300:
2293:
2286:
2279:
2272:
2265:
2258:
2251:
2244:
2237:
2230:
2223:
2154:
2119:
2100:
2081:
2073:Bibliography
2059:. Retrieved
2055:
2045:
2033:. Retrieved
2018:
2011:
1999:. Retrieved
1984:
1977:
1965:. Retrieved
1950:
1943:
1931:. Retrieved
1916:
1888:. Retrieved
1873:
1866:
1854:. Retrieved
1850:
1840:
1814:
1802:. Retrieved
1798:
1760:displacement
1750:
1742:
1739:Unterseeboot
1738:
1734:
1725:
1666:
1634:
1629:6 July 1917
1602:
1571:
1540:
1536:28 May 1917
1509:
1478:
1447:
1416:
1385:
1354:
1323:
1292:
1261:
1230:
1199:
1168:
1137:
1106:
1075:
1044:
1013:
982:
951:
920:
889:
858:
827:
796:
765:
750:Nationality
731:Dover Patrol
709:
707:
701:
693:
690:
682:
671:
670:
665:
649:minesweepers
636:
634:
620:
612:
609:depth charge
606:
581:
578:
552:
546:
520:
518:
502:
467:
459:
455:
452:commissioned
412:
410:
409:
351:
286:18 Ă— UC 200
132:Displacement
101:Commissioned
56:
22:
2686:Type UC III
2061:23 February
1856:23 February
1833:Gröner 1991
1804:23 February
1417:Nightingale
1245:Netherlands
859:King Alfred
492: /
444:World War I
364:Operations:
346:Commanders:
248:9,410
145:), surfaced
85:Yard number
3082:1917 ships
3031:Categories
2763:HMHS
2747:Shipwrecks
1712:References
1681:Royal Navy
1649:Royal Navy
653:Royal Navy
597:complement
510:Royal Navy
421:minelaying
418:Type UC II
398:(229
393:(810 tons)
388:(550 tons)
372:Victories:
336:I Flotilla
270:Complement
262:Test depth
199:Propulsion
3005:July 1917
2960:USS
2906:USS
2889:HMS
2862:HMS
2841:HMS
2824:HMS
2809:Esemplare
2787:SMS
2780:USS
2680:Type UC I
1770:Citations
1633:HMS
1262:Sutterton
1200:Dalmatian
1138:Nuttallia
921:Mary Bell
714:Admiralty
625:deception
514:broken up
442:) during
424:submarine
367:6 patrols
301:torpedoes
143:long tons
137:400
75:AG Vulcan
2972:Willehad
2969:29 Aug:
2958:25 Aug:
2901:Devonian
2898:21 Aug:
2887:20 Aug:
2871:16 Aug:
2864:Bergamot
2860:13 Aug:
2850:12 Aug:
2843:Dunraven
2833:10 Aug:
2826:Dunraven
2789:Seeadler
2173:20338385
2146:12119866
2035:8 August
2001:8 August
1967:8 August
1933:8 August
1890:8 August
1695:See also
1688:Damaged
1014:Westwick
983:Adalands
966:Portugal
952:Guadiana
753:Tonnage
593:deck gun
448:launched
331:Part of:
310:deck gun
278:Armament
93:Launched
2962:Elfrida
2951:Noordam
2948:3 Aug:
2880:Delphic
2874:Athenia
2816:8 Aug:
2806:7 Aug:
2796:4 Aug:
2782:Arvilla
2778:2 Aug:
2765:Letitia
2755:1 Aug:
1603:Phoebus
1524:Denmark
1493:Denmark
1355:Grecian
1293:Poltava
1231:Heikina
1107:Navenby
766:Ashwold
658:Room 40
631:Sinking
565:draught
477:52°07′N
430:in the
191:Draught
79:Hamburg
71:Builder
63:Ordered
32:History
2171:
2161:
2144:
2134:
2107:
2088:
2026:
1992:
1958:
1924:
1881:
1678:
1667:Haldon
1646:
1635:Itchen
1621:3,133
1614:
1590:2,348
1586:Norway
1583:
1572:Asalia
1559:1,148
1555:Norway
1552:
1528:1,564
1521:
1490:
1459:
1448:Auriac
1428:
1400:Norway
1397:
1366:
1335:
1304:
1273:
1242:
1211:
1187:1,456
1180:
1169:Bandon
1149:
1118:
1090:Norway
1087:
1063:1,073
1056:
1032:5,694
1025:
1001:1,577
997:Norway
994:
963:
932:
901:
870:
839:
811:Sweden
808:
777:
668:sank.
595:. Her
543:Design
480:6°59′W
466:laid.
436:German
428:U-boat
352:Kptlt.
155:Length
2930:UC-72
2920:UC-41
2908:Nemes
2836:Otowa
2799:UC-44
2771:Otowa
2665:UC-79
2658:UC-78
2651:UC-77
2644:UC-76
2637:UC-75
2630:UC-74
2623:UC-73
2616:UC-72
2609:UC-71
2602:UC-70
2595:UC-69
2588:UC-68
2581:UC-67
2574:UC-66
2567:UC-65
2560:UC-64
2553:UC-63
2546:UC-62
2539:UC-61
2532:UC-60
2525:UC-59
2518:UC-58
2511:UC-57
2504:UC-56
2497:UC-55
2490:UC-54
2483:UC-53
2476:UC-52
2469:UC-51
2462:UC-50
2455:UC-49
2448:UC-48
2441:UC-47
2434:UC-46
2427:UC-45
2420:UC-44
2413:UC-43
2406:UC-42
2399:UC-41
2392:UC-40
2385:UC-39
2378:UC-38
2371:UC-37
2364:UC-36
2357:UC-35
2350:UC-34
2343:UC-33
2336:UC-32
2329:UC-31
2322:UC-30
2315:UC-29
2308:UC-28
2301:UC-27
2294:UC-26
2287:UC-25
2280:UC-24
2273:UC-23
2266:UC-22
2259:UC-21
2252:UC-20
2245:UC-19
2238:UC-18
2231:UC-17
2224:UC-16
1717:Notes
1656:Sunk
1624:Sunk
1593:Sunk
1562:Sunk
1541:Turid
1531:Sunk
1500:Sunk
1469:Sunk
1438:Sunk
1407:Sunk
1376:Sunk
1345:Sunk
1324:Erith
1314:Sunk
1283:Sunk
1252:Sunk
1221:Sunk
1190:Sunk
1128:Sunk
1097:Sunk
1076:Marna
1066:Sunk
1035:Sunk
1004:Sunk
973:Sunk
942:Sunk
911:Sunk
880:Sunk
849:Sunk
818:Sunk
797:Adolf
787:Sunk
756:Fate
747:Name
744:Date
710:UC-44
703:UC-42
694:UC-44
672:UC-44
666:UC-44
645:mines
637:UC-44
621:UC-44
613:UC-44
582:UC-44
553:UC-44
521:UC-44
506:'
503:UC-44
468:UC-44
464:mines
460:UC-44
456:UC-44
413:UC-44
318:Notes
288:mines
243:Range
228:Speed
141:(390
57:UC-44
3001:1918
2993:1917
2985:1916
2914:Oslo
2853:U-44
2169:OCLC
2159:ISBN
2142:OCLC
2132:ISBN
2105:ISBN
2086:ISBN
2063:2015
2037:2017
2024:ISBN
2003:2017
1990:ISBN
1969:2017
1956:ISBN
1935:2017
1922:ISBN
1892:2017
1879:ISBN
1858:2015
1806:2009
1737:for
1685:810
1665:HMS
1653:550
1510:Scot
1497:991
1466:871
1404:701
1386:Peik
1373:119
1342:168
1311:945
1280:160
1249:157
1218:186
1156:229
1125:167
1094:914
970:326
939:144
908:221
877:159
846:198
828:Dale
815:835
784:129
561:beam
305:1 Ă—
299:7 Ă—
217:2 Ă—
204:2 Ă—
176:Beam
109:Fate
53:Name
2891:E47
1435:91
527:to
426:or
411:SM
400:GRT
381:GRT
250:nmi
162:o/a
3033::
2917:,
2911:,
2904:,
2877:,
2839:,
2822:,
2785:,
2768:,
2761:,
2167:.
2140:.
2130:.
2126::
2122:.
2054:.
1900:^
1849:.
1823:^
1797:.
1777:^
551:,
547:A
516:.
438::
273:26
88:77
77:,
2733:e
2726:t
2719:v
2204:e
2197:t
2190:v
2175:.
2148:.
2113:.
2094:.
2065:.
2039:.
2005:.
1971:.
1937:.
1894:.
1860:.
1808:.
1762:.
1745:.
1735:U
434:(
402:)
383:)
139:t
20:.
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