Vistula Lagoon million. However, major ecological considerations stand in the way. For example, mammal migration along the lagoon could be disrupted. Also, the inflow of brackish waters from the Baltic sea could result in serious unbalancing of the lagoon's freshwater ecosystem. From 1772 until 1918, the lagoon was part of the Kingdom of Prussia, which had become part of the German Empire in 1871. Between 1920 and 1946 it was split between Germany and the Free City of Danzig. At present state since 1945 its eastern part belongs to Russia (formerly USSR), Poland has 43.8% of its area at lagoon's western side.
Lagoon of Narta Lagoon of Narta The Lagoon of Narta () is a lagoon of the Adriatic Sea on the Mediterranean Sea in the central coast of Albania. The lagoon extends north of the Bay of Vlorë on the eastern shore of the Strait of Otranto and is separated from the sea by a narrow littoral strip, consisting of an alluvial dune. It has a surface area of with a maximal depth of . It is situated within the boundaries of the Vjosa-Narta Protected Landscape and has been recognised as an important Bird and Plant Area of international importance. It is formed by