| Impact ID | 8457 |
| Impact Type | Predation/Herbivory |
| Study Type | Experimental |
| Study Location | Laboratory |
| Impact Description | Rusty crayfish were highly successful in preying on juvenile lake sturgeon (all crayfish immediately captured a sturgeon). Sturgeon also shifted habitat in response to crayfish, which could make them more vulnerable to fish predators. |
| Reference | 42173 |
| Great Lakes Region | Yes |
| Cost | |
| Location | Upper Black River, Michigan |