Szczecin Lagoon
Szczecin Lagoon (Polish: Zalew Szczeciński, German: Stettiner Haff), also known as Oder Lagoon (German: Oderhaff), and Pomeranian Lagoon (German: Pommersches Haff), is a lagoon in the Oder estuary, shared by Germany and Poland. It is separated from the Pomeranian Bay of the Baltic Sea by the islands of Usedom and Wolin.