| Impact ID | 8492 |
| Impact Type | Biocontrol |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | In the Great Lakes, Dactylogyrus amphibothrium appears to be host specific to the introduced Eurasian ruffe (Gymnocephalus cernua), infection of which could lead to population reductions. |
| Reference | 16507 |
| Cost | |
| Location | Lake Superior, Duluth, Minnesota |