Vistula Lagoon on the Baltic Sea, Poland and Russia54.3N 19.5E
The Vistula Lagoon is a fresh water lagoon on the Baltic Sea separated from Gdańsk Bay by the Vistula Spit. It is sometimes known as the Vistula Bay or Vistula Gulf.
The lagoon is a mouth of a few branches of the Vistula River, notably the Nogat, and the Pregolya River. It is connected to Gdańsk Bay by the Strait of Baltiysk.
Localities on the lagoon include Kaliningrad, Baltiysk, and Primorsk in Russia’s Kaliningrad Oblast and Elbląg, Tolkmicko, Frombork and Krynica Morska in Poland.