| Impact ID | 8200 |
| Impact Type | Recreation |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | In areas of Wisconsin where the trematode parasites of faucet snail (Bithynia tentaculata) are causing large die-offs of waterbirds (see Environmental Impact section), these mass mortalities have fueled health concerns among waterfowl hunters and increased the difficulty of hunting game. |
| Reference | 24562 |
| Cost | |
| Location | Wisconsin, USA |