We report identification and mapping of areas in Europe’s seas and coastal areas impacted by contaminants, i.e., areas with concentrations above internationally agreed threshold values.

NIVA Denmark has together with the National History Museum at University of Copenhagen, DTU Aqua, NIRAS A/S and Litehauz ApS carried out the first ever nation-wide study of the occurrence of non-indigenous species in Danish harbours. The study was funded via the Danish Fisheries Agency’s FISK & HAV programme and carried out in close dialogue with the Danish Environmental Protection Agency.