Invasion
Invasion Description
1st Record?: WA/Skagit Bay (1979, Gallagher et al. 1983)
Geographic Extent
WA/Skagit Bay (1979, Gallagher et al. 1983); Seattle/WA/Elliott Bay (2000, Cohen et al. 2001)
Vectors
| Level | Vector |
|---|---|
| Alternate | Oyster Accidental |
| Alternate | Ballast Water |
Regional Impacts
| Ecological Impact | Habitat Change | |
| The tube-building polychaetes Hobsonia florida, Pseudopolydora kempi and taniads (Tanais) sp. (Crustacea, Peracarida) facilitate the recruitment of other taxa to 10 cm-2 patches (Gallagher et al. 1983). | ||