Estonia morze jako_droga_wodna_2003ll-edit
Poland
The vistula river biodiversity - comenius project
Birds wintering in gdańsk, poland
Aleksandra Kumanska Hanna Siwiec I. University of Gdańsk Poland Faculty of Economics.
Baltic Sea 330 km The Baltic Region is home to the largest known deposit of amber. In Poland amber is found mainly in surroundings of the Gdańsk Bay, Vistula.
