Kammala jumla mai zuwa: An ba da umarnin masu hallaka guda takwas na "Fidonisy" a ranar 17 ga Maris 1915 a farashin miliyan 2.2 kowane. Dukansu sun sami sunaye don girmama nasarar Admiral Fyodor Ushakov. Daga cikin wadannan shi ne "Kerch", bikin tunawa da Ushakov nasara a
Yaƙin Kerch Strait a cikin 1790. Bayan an kara shi zuwa jerin jiragen ruwa na Black Sea Fleet a ranar 2 ga Yuli, 1915, "Kerch" an saita shi a tashar jirgin ruwa ta Russud a Nikolayev a ranar 29 ga Oktoba, 1915. An kaddamar da jirgin a ranar 18 ga Mayu 1916 kuma an kammala shi a ranar 27 ga Yuni, 1917. An sanya shi zuwa na uku na masu hallakawa kuma ya bi wani aikin mines a watan Yuli. Rundunar sojan ruwa ta dakatar da ayyukan hare-hare a kan Tsakiyar Tsakiya a farkon watan Nuwamba a matsayin martani ga Dokar Bolshevik kan Zaman Lafiya kafin a sanya hannu kan yarjejeniyar Armistice a watan da ya gabata. Ma'aikatanta sun shiga Bolsheviks a watan da ya biyo baya.