| Impact ID | 8859 |
| Impact Type | Commerce |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | Expensive control programs for Potamogeton crispus (curly-leaf pondweed) are often needed to reduce the impacts on recreational activities and to maintain waterfront property values. |
| Reference | 33974 |
| Cost | |
| Location | |