U12 - "Premier" owononga a Royal Navy
U 12, sitima yapamadzi yoyamba ya Kaiserliche Marine inamira paokha ndi owononga Royal Navy Chochititsa chidwi ndi chimney chotha kugwa chomwe chimachotsa mpweya wa injini ya petulo. Zithunzi Zojambulidwa ndi Andrzej Danilevich
Pofika kumapeto kwa kotala yoyamba ya 1915, zombo za Kaiser zinali zitataya zombo zisanu ndi zitatu za pansi pa madzi. Atatu aiwo adatsika chifukwa cha magulu ankhondo a Royal Navy. Pa Marichi 10, owononga aku Britain omwe adachita nawo opareshoni imodzi adapeza bwino "kopambana" popanda "kukakamiza" ndikukwaniritsa mwanjira ya "classic".
Kumayambiriro kwa Nkhondo Yoyamba Yapadziko Lonse, kugwidwa kwa mdani wapansi pamadzi kunali chikhalidwe chomiza mdani wapansi pamadzi. Izi ndi zomwe zidachitika ku Birmingham m'mawa wa Ogasiti 9, 1914 - U 15, yemwe anali ndi vuto linalake, mwina osatha kudumpha, adamenyedwa ndi sitima yapamadzi yaku Britain ndipo, kudula pakati, kumira ndi gulu lake lonse. . Patadutsa miyezi iwiri, pa November 2, periscope inawoneka ikuchoka pamalo opanda kanthu ku Scapa Flow U 23 kuchokera ku sitima yapamadzi yotchedwa Dorothy Gray. Pa March 18, 4, ogwira ntchito ku U-1915, atatsekeredwa muukonde wolekanitsa Strait of Dover, anachitanso chimodzimodzi pamene owononga Gurkha ndi Maori anayamba kuwayandikira, akulondera zoyendetsa zatcheru.
Masiku atatu pambuyo pake, kapitawo wa ngalawa ya Duster anapatsa Ajeremani chifukwa china cha lamulo lomiza mabwato osodza a ku Britain m’madzi a kumadzulo kwa North Sea. M'mawa, atakumana ndi gulu lolondera lokhala ndi mawayilesi - anali chombo chankhondo Portia - adauza wamkulu wake kuti maola angapo m'mbuyomu adawona sitima yapamadzi ya adani pafupifupi 57 ° N. sh., 01° 18′ W (pafupifupi. 25 nautical miles kumwera kwa Aberdeen). Nthawi yomweyo anatumiza lipoti ku likulu la 5th Patrol District ku Peterhead ndi kwa mkulu wa asilikali a Royal Navy ku Rosyth Cadmium. Robert S. Lowry analamula zombo zonse zolondera m’madzi apafupi kuti zidziwitsidwe. Tsiku lotsatira, sitima yapamadziyo inawonedwa kawiri, m’maŵa ndi madzulo, ndipo malo amene anaperekedwa m’malipotiwo anasonyeza kuti ikupita kum’mwera.
Patangopita pakati pausiku pa Marichi 8-9, Rosyth ndi mayunitsi asanu ndi anayi a flotilla woyamba wowononga - mbendera, sitima yapamadzi yopepuka Yopanda Mantha ndi Acheron, Ariel, Ataka, Badger, Beaver, Jackal ", "Chibis" - adapita kunyanja kuti akamupeze.
ndi mchenga ntchentche. Sitima izi zidakhazikitsidwa kale ku Harwich, ndipo zidatumizidwa ku Scotland pakati pa mwezi wa February. Posamukira kumpoto chakum’maŵa, anapanga mzere wowonekera umene unadutsa njira yokayikiridwa ya sitima yapamadzi, koma zimenezi sizinapereke zotsatira zomwe ankafuna. Pofika 17:30 p.m. adawonedwanso katatu, koma Dauntless adangolandira lipoti lochokera kwa ngalawa yankhondo yotchedwa Leviathan, yomwe, pobwerera ku Rosyth kuchokera pagulu loyang'anira gombe la Norway, idapunthwa pa iye mailosi angapo kummawa. Bell Rock Lighthouse.
Atalandira uthengawo, gululo linalowera chakum’mwera. M'mawa pa Marichi 10, idagawanika - zombo zambiri, pamodzi ndi mbendera, zidakhazikika pamzere umodzi, ndi Acheron, Attack ndi Ariel - wina. Pa 09:30 "Opanda Mantha" adalandira lipoti lochokera ku May Island trawler, pomwe sitima yapamadzi idawonedwa pamalo omwe ali ndi ma 56 ° 15' N. sh., 01° 56′ W sunthirani ku icho. Pa maola 10 mphindi 10, Acheron, Ataka ndi Ariel, olekanitsidwa ndi mailosi, anapita kumpoto chakum'maŵa pa liwiro la mfundo 20, ndi nyanja lathyathyathya (mphepo pafupifupi sanali anamva), koma ndi maonekedwe osauka (nthawi zambiri sanali upambana 1000). m), chifukwa mitsinje ya nkhungu inakwera pamwamba pa madzi. Apa ndi pamene wowonera pa Attack wapakati adawona ngalawa ya adaniyo, ikuyenda mozungulira mbali yake ya starboard. Woyang'anira wowonongayo adalamula kuti awonjezere liwiro mpaka pamlingo waukulu ndikuyatsa moto.
