Onega Bay Onega Bay The Onega Bay () is located in the Republic of Karelia and Arkhangelsk Oblast in Northwestern Russia, west of the city of Arkhangelsk. It is the southernmost of four large bays and gulfs of the White Sea, the others being the Dvina Bay, the Mezen Bay, and the Kandalaksha Gulf. The area of the bay is . The Onega Bay is long and - wide. The average depth of the bay is , and the maximum depth is . The bay freezes in winter. Onega, Kem, and Vyg Rivers flow into the bay. The bay has numerous islands.
Lake Onega and date back to between the 4th and 2nd millennia BC. There are about 1,200 petroglyphs scattered over the area including several capes, such as Besov Nos (see map above). The engravings are deep and depict animals, people, boats and geometrical shapes of circular and crescent shapes. Many other historical monuments are scattered around the lake. They include Svyat-Uspensky monastery on the cape of Murom, on the eastern shore of the lake. The monastery was founded in 1350, closed in 1918 and restored in 1991. Lake Onega Lake Onega (also known as Onego, ; or ; or ; or )