| Impact ID | 8823 |
| Impact Type | Recreation |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | In locations outside the Great Lakes, dense mats of yellow floating heart (Nymphoides peltata) have interfered with or even prevented recreational boating, canoeing, angling, water skiing, and swimming. |
| Reference | 25601 |
| Cost | |
| Location | |