Invasion
Invasion Description
1st Established Record: Burøy/Noway/Skagerrak (2005, Wrange et al. 2010). 1st Record: Bohuslan region/Sweden/Skaggerak (1973-1976, Wrange et al. 2010, cultivation trails, but no further culture)
Geographic Extent
Gothenburg-Stromstad/Sweden/Skagerrak (2007, Wrange et al. 2010); Veierland-Tjøme/Norway/Oslofjord (2005, Wrange et al. 2010); Kragerø-Farsund/Norway/Skagerrak (2007, Wrange et al. 2010); east to Østfold/Norway/Oslofjord (Laugen et al. 2015);Västra Götaland County/Sweden/Skaggerak (2017, ICES WGITMO 2018)
Vectors
| Level | Vector |
|---|---|
| Alternate | Oyster Intentional |
| Alternate | Natural Dispersal |
Regional Impacts
| Ecological Impact | Habitat Change | |
| Oyster reefs in Swedish west coast waters support higher species richness and biomass of benthic invertebrates than mussel beds or bare sediment (Hollander et al. 2015; Norling 2015; Herbert et al. 2016) | ||