Invasion

Invasion Description

1st Record: Southampton/England/Southampton Water (Smith et al. 1999).

Geographic Extent

Southampton/England/Southampton Water (Smith et al. 1999); Suffolk/England/Orwell estuary (2005, Ashelby 2006); Paardenschor/Belgium/Scheldt Estuary (2018, Soors et al. 2022., found in small numbers at most seaward station, mesohaline)