Invasion
Invasion Description
1st Record: Chicago/IL/upper Illinois River (1923, Krumholz 1948; Mills et al. 1993)
Geographic Extent
Chicago/IL/upper Illinois River (1923, Krumholz 1948; Mills et al. 1993)
Vectors
| Level | Vector |
|---|---|
| Probable | Biocontrol |
1st Record: Chicago/IL/upper Illinois River (1923, Krumholz 1948; Mills et al. 1993)
Chicago/IL/upper Illinois River (1923, Krumholz 1948; Mills et al. 1993)
| Level | Vector |
|---|---|
| Probable | Biocontrol |