Neva, the main water artery of the city and the only river flowing from Lake Ladoga. Its name comes from the Finno-Swedish peoples who inhabited these lands before, and it means ‘swamp’. Neva width of 400-600 meters, in the delta reaches kilometer depth ranges from 4 meters in Ivanovo thresholds to 24 in Foundry Bridge. Most famous for the river for its floods, which occur due to the westerly winds blow up the water in the Gulf of Finland and thus raise the level of the river. Due to the unfavorable conditions of fish living here is extremely small and is found neraznoobraznaya: mainly smelt, but sometimes catches lamprey or salmon. Neva actively used for navigation: a lot of trucks and Passenger Ships daily ply the rivers and canals of St. Petersburg, and the running and the water taxi, driving is only in two areas, the seaside and center since 2010.