Continent

•  Afrika (1)
•  Europe (9)

Land

•  Denmark (13)
•  Finland (7)
•  Germany (11)
•  Norway (2)
•  Poland, Baltic states (9)
•  Sweden (25)

Seas

•  Adriatic Sea (18)
•  Baltic Sea (49)
•  Black Sea (4)
•  Caribbean Sea (65)
•  Gulf of Bothnia (9)
•  Gulf of Finland (8)
•  IJsselmeer (3)
•  Indian Ocean (6)
•  Irish Sea (14)
•  Mediterranean Sea (95)
•  N-Atl. Ocean (103)
•  North Sea (127)
•  Pacific Ocean (12)
•  Red Sea (3)
•  S.-Atl. Ocean (22)
•  Wadden Sea (10)