With ballast water and ship hull the global shipping industry increase the transfer alien species to new marine areas. The alien species can have negative effects on the marine ecosystems, human health or be costly for the society. In the project the marine species in Gothenburg harbour is mapped with aim to detect alien species.HELCOM ALIENS 3 – Tests of the Harmonized Approach to Ballast Water Management Exemptions in the Baltic Sea.pdfMarine organisms on PVC panels deployed in Gothenburg harbour during summer season 2014, at station Lindholmen outside Department of Shipping and Marine Technology. To the left the barnacle Amphibalanus improvisus. To the right the hydrozoan Cordylophora caspia (stereomicroscope).
Swedish Agency for Marine and Water Management and HELCOM (Helsinki Commission- Baltic
Marine Environment Protection Commission).