Invasion

Invasion Description

None

Geographic Extent

Kyndby/Denmark/Isefjord (Kristensen 1979); Hundested/Denmark/Isefjord (Kristensen 1979); Roskilde/Denmark/Isefjord (Borges 2013); Arild/Sweden/Kattegatt (Appelqvist et al. 2014; Appelqvist et al. 2016)