Continent

•  Europe (1)

Land

•  Denmark (8)
•  Finland (9)
•  Germany (11)
•  Norway (4)
•  Poland, Baltic states (8)
•  Russia (2)
•  Sweden (11)

Seas

•  Baltic Sea (2)
•  Gulf of Bothnia (1)
•  Gulf of Finland (1)
•  Pacific Ocean (1)