| Impact ID | 9859 |
| Impact Type | Disease/Parasites/Toxicity |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Mercury concentrations increased 77% in walleye (Sander vitreus) and 157% in yellow perch (Perca flavescens) that fed in lakes with Dreissena polymorpha compared to lakes without zebra mussels. |
| Reference | 43572 |
| Great Lakes Region | No |
| Cost | |
| Location | Minnesota, USA |
