Edited sentence: -Petersburg includes moorings of sea trading, wood, fish and river ports, the oil terminal, ship-building, ship-repair and other factories, sea passenger station, river passenger port, and also moorings of Kronstadt, Lomonosov, Gorskaya, Bronka.-Petersburg is located on islands of Neva Delta, in Neva Bay in east part of gulf of Finland of Baltic sea.Big port St.From a deep-water part of the sea to them the branched out system of channels and waterways conducts.The port St.The port fleet serving the Big port Saint Petersburg, includes a considerable quantity of the….This economy is served by railway stations of October railway