Invasion
Invasion Description
1st record; "Bohuslan Coast"/Sweden/Skaggerak (1950, Blanchard 1997; Sjotun 1997)
Geographic Extent
"Bohuslan Coast" (Goteberg to Norwegian border)/Sweden/Skaggerak (1950, Blanchard 1997); Grimstad/Norway/Skaggerak (1963, Blanchard 1997); Tjome/Norway/Oslofjord (1958. Bergan 1969, cited by Blanchard 1997; Sjoten 1997); Mandal/Norway/Skaggerak (Bergan 1969, cited by Blanchard 1997; Sjoten 1997)
Vectors
Level | Vector |
---|---|
Alternate | Natural Dispersal |
Alternate | Oyster Accidental |
Alternate | Ballast Water |
Alternate | Hull Fouling |