Lake Onega Reservoir has an area of and volume of , i.e. almost the same as those of Onega Lake. Its construction raised the water level of the lake by . The lake contains a well-developed navigation system which is part of the Volga–Baltic Waterway and White Sea – Baltic Canal, connecting the basins of Baltic, Caspian and the northern seas. These canals allow water transport of goods from the lake to the countries from Germany to Iran; most traffic goes to Finland, Sweden, Germany and Denmark. The Onega Canal running along the southern shore of the lake there is not used
Port of Kerch Port of Kerch Kerch Marine Trade Seaport (, ) is one of the oldest ports of Black Sea (and Sea of Azov) located in the city of Kerch on the eastern shores of Kerch peninsula at Kerch Bay. The port has 10 piers. Port of Kerch is located in close proximity to the Black Sea waterways of oil transportation, international transport corridors and the Bosphorus (the exit to the Mediterranean Sea). The port is located on the shores of the Kerch -freezing bay . On the coast of the Kerch Strait coldest months - January, February. The prevailing wind -