Northeast Passage the Novaya Zhelaniya straits (at the Novaya Zemlya archipelago, connecting the Barents Sea to the West and the Kara Sea to the East), to Cape Dezhnev by the Bering Strait. Therefore, the NEP encompasses all the East Arctic seas, and the NSR all the seas except the Barents Sea. Since the NSR constitutes the majority of the NEP, sometimes the term NSR has been used to refer to the entirety of the NEP. The governance of the NEP has developed considerably in the late 20th and early 21st centuries. The main sources of governance are the United Nations Convention on
Vladimir Rusanov Ocean via the Northern Sea Route. Their ship "Gerkules" was too small for the kind of expedition Rusanov had in mind. The last to be heard of Rusanov's expedition was a telegram left at Matochkin Shar on Novaya Zemlya, which reached St. Petersburg on 27 September 1912. In it, Rusanov indicated that he intended rounding the northern tip of Novaya Zemlya, and heading east across the Kara Sea but nothing was heard from the "Gerkules" thereafter. He and his 11-man team, including Alexander Kuchin, disappeared without trace a year later in the Kara Sea, off the northern coast of Siberia.