| Impact ID | 7709 |
| Impact Type | Competition |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Faxonius virilis populations declined during the initial phase of rusty crayfish invasion, but persisted over time. |
| Reference | 42164 |
| Great Lakes Region | No |
| Cost | |
| Location | Monocacy River, MD |
