Courland_Lagoon
Curonian Lagoon
Freshwater lagoon separated from the Baltic Sea by the Curonian Spit
The Curonian Lagoon (or Bay, Gulf; Prussian: Kursjanmari, Lithuanian: Kuršių marios, Latvian: Kuršu joma, Russian: Куршский залив, Polish: Zalew Kuroński, German: Kurisches Haff) is a freshwater lagoon separated from the Baltic Sea by the Curonian Spit. Its surface area is 1,619 square kilometers (625 sq mi).[1] The Neman River (Lithuanian: Nemunas) supplies about 90% of its inflows; its watershed consists of about 100,450 square kilometres in Lithuania and Russia's Kaliningrad Oblast.[2]