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 Tampa Bay which has exclusive truck lanes to route truck traffic from Interstate 4 directly to Port Tampa Bay, which now allows trucks to bypass city roads and travel directly between the Port and the interstate system. Tampa Bay has been used as a wide, safe harbor ever since it was first mapped by Spanish explorers in the 16th century. Álvar Núñez Cabeza de Vaca referred to the entire bay as a "Port," writing, "The Port of which we speak is the best in the world." In 1821, two years after the United States bought Florida from Spain, James Forbes, Military Governor