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
White Sea–Baltic Canal waterway length is , of which are man-made. The current flows north from Lake Onega to the White Sea, and all navigation marks are set according to it. Once in Lake Onega, ships can exit the southwest shore through the Svir River (and its two locks) to reach Lake Ladoga and then proceed down the Neva River to Saint Petersburg and the Baltic Sea. Alternatively, from Lake Onega river ships can sail eastward into the Volga–Baltic Waterway. The canal begins near Povenets settlement in Povenets bay of Lake Onega. After Povenets there are seven locks close together, forming the "Stairs