Cika wannan jumlar: A yammacin ranar 9 ga Afrilu, "Nordkapp" ta kama jirgin ruwan tanki na Jamus mai nauyin tan 6,031 "Kattegat" na Bremen a Glomfjorden kudu da Narvik. "Kattegat" yana daya daga cikin jiragen ruwa biyu na jiragen ruwa na Jamus da aka yi amfani da su don yin amfani da sauri don yin amfani da makamai goma na jirgin ruwa na
Ƙungiyar aikin Narvik, ta ba su damar tserewa zuwa Jamus kafin Royal Navy ta iya kama su da nutse su. A cikin shirye-shiryen aikinsa na samar da kayayyaki, "Kattegat" ya bar tashar matukin jirgi a Kopervik a Yammacin Norway a ranar 6 ga Afrilu, wanda aka tsara zai isa Narvik a ranar 9 ga Afrilu. Jirgin ruwa mai suna "Kriegsmarine" ya tashi zuwa Norway daga Wilhelmshaven a bakin tekun Arewacin Jamus a ranar 3 ga Afrilu a shirye-shiryen mamayewa. Yayin da sauran tankar, jirgi mai sarrafa man whale mai nauyin tan 11,766 "Jan Wellem", ya isa Narvik daga Base Nord na Jamus a Bolshaya Zapadnaya Litsa mashigar a Kola Peninsula a Rasha kafin harin Jamus, an gargadi kyaftin din "Kattegat" game da filin ma'adinan ruwa na Burtaniya a Vestfjorden (Operation Wilfred) kuma ya ƙi ci gaba, maimakon haka ya zaɓi ya nitse a Sandlågbukta, Neverdal a Ørnes a Meløy.