Invasion

Invasion Description

1st Record: Copenhagen area/Denmark/southern Copenhagen Harbor, near thermal effluent (1953, Jensen and Knudsen 2005)

Geographic Extent

Copenhagen area/Denmark/southern Copenhagen Harbor, near thermal effluent (1953, Jensen and Knudsen 2005); Copenhagen/Denmark/northern Copenhagen Harbor (new location, 2016, ICES WGITMO 2017); Port of Schlutup/Germany/Trave estuary (2014, ICES-WGITMO 2017)