| Impact ID | 3941 |
| Impact Type | Competition |
| Study Type | Anecdotal |
| Study Location | Field |
| Impact Description | Fanwort grows densely, and displaces native populations, creating monocultures in bays of Kasshabog Lake, Ontario, Canada. |
| Reference | 35193 |
| Cost | |
| Location | Kasshabog Lake, Ontario, Canada. |