Invasion

Invasion Description

1st record: Dove Marine Laboratory, Cullercoats/England/North Sea (1913, Edwards 1976, in aquaria)

Geographic Extent

Port Erin/Island of Man/Irish Sea (1924, Edwards 1976, in storage tank); Dove Marine Laboratory, Cullercoats/England/North Sea (1913, Edwards 1976 in aquaria); Aberdor, Fife/Scotland/Firth of Forth (1959, Edwards 1976, aquarium); Dunstafnage, Oban/Scotland/Firth of Lorn (1974, Edwards 1976, on stones in aquaria); Millport/Scotland/Firth of Clyde (1966, Edwards 1976, on a clinker (coal) near marine station); Cuckmere Haven, Sussex/England/English Channel (1963, Edwards 1976); Ostend/Belgium/North Sea (1946, Edwards 1976); Netherlands/Lake Grevelingen, North Sea (1976, Bakker 1980); Goes/Netherlands/Eastern Scheldt (1976, Bakker 1980); Island of Sylt/Germany/North Sea (1947, Edwards 1976)