Onega Canal Onega Canal The Onega Canal () is a canal that runs along the southern banks of Lake Onega in Vytegorsky District of Vologda Oblast and Podporozhsky District of Leningrad Oblasts in Russia. It was built 1818 - 1820 and 1845 - 1852 as a part of Mariinsk Canal System, to allow small riverboats to avoid Lake Onega, where storms are frequent and where many boats had perished through the centuries. The canal is long and runs between the Vytegra River in the east and Svir River in the west. It is around wide, and lies between and from the shores
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