Invasion
Invasion Description
1st Record: Chicago/IL/Lake Michigan (1880, Mills et al. 1993); IL/Lake Michigan (1871, Mills et al. 1993)
Geographic Extent
Chicago/IL/Lake Michigan (1880, Mills et al. 1993); IL/Lake Michigan (1871, Mills et al. 1993)
Vectors
| Level | Vector |
|---|---|
| Alternate | Packing Material |
| Alternate | Dry Ballast |
Regional Impacts
| Economic Impact | Health | |
| Fouling of Chicago's water systems by B. tentaculata apparently occurred as late as the 1950s, blocking water service to some homes (Ingraham 1956, cited by Keillor 1993). | ||