Invasion
Invasion Description
1st Record: Ashatabula/OH/Lake Erie (1888, Dundee 1974)
Geographic Extent
Ashatabula/OH/Lake Erie (1888, Dundee 1974; Krieger et al. 1985); Erie/PA/Lake Erie and city water system (Sterki 1911. cited by Mills et al. 1993);
Vectors
| Level | Vector |
|---|---|
| Alternate | Hull Fouling |
| Alternate | Packing Material |
| Alternate | Dry Ballast |
Regional Impacts
| Economic Impact | Health | |
| 'In Erie, Pennsylvania, the water supplies became so infested that 'wagon loads' of snails were removed from municipal water pumping stations' (Sterki 1911, cited by Mills et al. 1993). | ||