Dvina Bay Dvina Bay The Dvina Bay () is located in Arkhangelsk Oblast in Northwestern Russia. It is one of four large bays and gulfs of the White Sea, the others being the Mezen Bay, the Onega Bay, and the Kandalaksha Gulf. The two main river emptying into the Dvina Bay is the Northern Dvina River, while the two cities on the bay are Arkhangelsk and Severodvinsk. The Dvina Bay is long and wide. Administratively, the coast and the islands belong to Primorsky District of Arkhangelsk Oblast. The Northern Dvina forms a delta entering the Dvina Bay, with many islands separating different
Port of Murmansk Arkhangelsk and St. Petersburg (later renamed Petrograd). However, after the blocking of the Ottoman Empire's straits of the Bosphorus and Dardanelles to outside shipping and blockading of the Baltic Sea port of St. Petersburg, the Russian Empire could only use the northern port of Arkhangelsk. This port had limitations: when winter presented itself, navigation and shipping of any sort came to a halt. Therefore, it was decided to build a new port. The chosen location was in Murmansk due to its ability to accommodate sea traffic year-round, proximity to existing communities and relative ease to connect it to the empire's