Ka taƙaita labarin:  Ruwan da ke cikin tafkin ya nuna wasu jirage da suka mutu a cikin ƙarnuka da suka shige. Wannan rashin fahimta da ba a saba da shi ba ta faru ne sakamakon narkewar kankara, wanda ya fallasa makabartar jiragen ruwa a kasan Babban Tafkin, kafin kwayoyin kamar plankton su sake ɓoye su. Hotunan da ke motsa rai an kama su ne a lokacin da masu tsaron bakin teku na Amurka suka yi sintiri ta jirgin sama mai saukar ungulu, wanda ke da cikakken ra'ayi game da lalacewar da ba ta da kyau a yankin da jiragen ruwa da yawa suka nutse a ƙarni na 19 da farkon ƙarni na 20. Gungura ƙasa don bidiyo. Bayyanawa: An bayyana brig mai tsawon mita 121 na James McBride, wanda ya yi karo da ruwa a lokacin guguwa a ranar 19 ga Oktoba, 1857, bayan narkewar kankara a Tafkin Michigan. Rising Sun: Jirgin ruwa na katako mai tsawon mita 133 wanda ya sauka a arewacin Pyramid Point a ranar 29 ga Oktoba, 1917, kuma ana iya gani a kasa na Great Lake. Ranar daukaka: The Rising Sun mallakar wani rukunin addini ne da ake kira Gidan Dauda lokacin da ya fadi a watan Oktoba 1917. Membobin kungiyar suna dawowa daga High Island, inda suka kwashe lokacin bazara, lokacin da ya fadi a cikin guguwar dusar ƙanƙara ba zato ba tsammani. Kabari: Taswirar da ke sama tana nuna Manitou Passage na Lake Michigan, wanda ke da gidaje da yawa na jirgin ruwa saboda yanayin da ba a sani ba a kan tafkin. An gano tarkacen jirgin James McBride da Rising Sun a wannan watan bayan da kankara ta narke a tafkin. Yanayin da ba za a iya tsammani ba ya sa Lake Michigan ya zama gida ga wasu daga cikin ruwa mafi haɗari a duniya tare da hadari na kwatsam, wuta, da hazo da ke haifar da halakar waɗannan dubban jiragen ruwa a tsawon shekaru. An dauki hotunan ne a cikin ruwa mai zurfi na tafkin daga Leelanau Peninsula kusa da Leland, wanda aka sani da Manitou Passage, tsakanin babban yankin arewa maso yammacin Lower Peninsula da Arewa da Kudancin Manitou Islands. Wannan yanki kadai gida ne ga dozin jirgin ruwa, mafi yawansu sun kasance jirgin ruwa na jirgin ruwa a farkon karni na 20. Jami'an tsaro na bakin teku ba su iya gano jirgin ba, amma tare da taimakon magoya baya a Facebook, sun...
Narkewar kankara ta bayyana lalacewar jiragen ruwa ciki har da James McBride (1857) da Rising Sun (1917) Rushewar rairayin bakin teku, raƙuman ruwa, iska da matakan ruwa masu canji ana cewa suna bayan bayyanar jirgin ruwa. An dauki hotunan ne daga wani jirgin sama mai saukar ungulu da'yan sintirin bakin teku suka dauka a garin Traverse City a lokacin sintiri na yau da kullum.