Lake Onega of Petrozavodsk–Kizhi, Petrozavodsk–Velikaya Guba and Petrozavodsk–Shala. They are run by hydrofoil and motor ships and are used for passenger transport as well. In addition, passenger ships go on the route Petrozavodsk – Shala. Sailing is a popular activity on the lake and there is a sailing club in Petrozavodsk. Since 1972, every year at the end of July the lake has hosted the largest regatta in Russia ("") which is the Russian Open Championship in the Russian class of Cruisers Yachts "Open800". The regatta has international status. The largest city on the lake is Petrozavodsk – the capital of Republic
Vytegorsky District Vytegra. Population: 31,757 (2002 Census); The population of Vytegra accounts for 38.6% of the district's total population. The northwestern border of the district is the shore of Lake Onega, and the area of the district is divided between several drainage basins. The western and the central parts belong to the basins of the rivers flowing into Lake Onega, most notably the Vytegra, the Vodla, the Andoma, and the Megra. Lake Onega belongs to the basin of the Neva River. From the east, the Andoma Hills separate the basin of Lake Onega from the basins of the Kovzha and the Kema