| Impact ID | 6318 |
| Impact Type | Recreation |
| Study Type | Observational |
| Study Location | N/A |
| Impact Description | Positive eDNA detection of Dreissena polymorpha caused officials to close motorized boating for a weekend on Clear Lake while inspection stations were set up, and long-term rules for motorized crafts on the lake were changed in response to the eDNA detection. |
| Reference | 41575 |
| Great Lakes Region | No |
| Cost | |
| Location | Wasagaming, Manitoba |
