Lake Lyokshmozero Lake Lyokshmozero Lake Lyokshmozero () is a freshwater lake, located in the north-west of Kargopolsky District of Arkhangelsk Oblast in Russia. It is one of the biggest lakes in Arkhangelsk Oblast and the second biggest in Kargopolsky District (after Lake Lacha). The area of the lake is , and the area of its basin is . Lake Lyokshmozero is the source of Lyokshma River, a tributary of Lake Lacha. The lake thus belongs to the Onega River basin and the White Sea basin. The lake is located close to the border of Arkhangelsk Oblast and Republic of Karelia. It belongs
Onega River traditionally explained as related to Finnish "Enojoki" - the main river, stream. In terms of both area of the basin and the average discharge, the Onega is the third river basin of the White Sea (behind the Northern Dvina and the Mezen. The river basin of the Onega is spread over the west of Arkhangelsk Oblast, north-west of Vologda Oblast, and also includes minor areas in the east of Republic of Karelia. The Onega basin includes some of the biggest lakes of Arkhangelsk and Vologda Oblasts, such as Lake Vozhe, Lake Lacha, Lake Lyokshmozero, Lake Kenozero, Lake Undozero, and Lake