Invasion

Invasion Description

None

Geographic Extent

Great Britain-Netherlands-Germany-Denmark/North Sea (Meyer 1955); England-France/English Channel (Meyer 1955); Wales-Ireland/Irish Sea (Meyer 1955); Scotland/Firth of Forth (FLMNH 94037, Florida Musuem of Natural History 2013); Whitehaven, Cumberland/England/North Sea (FLMNH 94048, Florida Museum of Natural History 2013); upper shore debris in saltmarsh, Wouldham, Sussex/England/Medway Estuary (USNM 1096074, U.S. National Museum of Natural History 2013); Netherlands/Rhide Delta (Wolff 1973); US Doel/Belgium/Scheldt Estuary, North Sea (Bruydonycx et al. 2000); Petersgroden/Germany/Jadebusen, Wadden Sea (1953, ANSP 431769, Academy of Natural Sciences of Philadelphia, 2013); Calvados/France/English Channel (ANSP 22498, Academy of Natural Sciences of Philadelphia, 2013)