| Impact ID | 2992 |
| Impact Type | Predation/Herbivory |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Zebra mussels have caused both increased water clarity, plant growth, and a shift in fish species which resulted in the reduction of native unionid mussels. |
| Reference | 22638 |
| Cost | |
| Location | Lake St. Clair |