| Impact ID | 7551 |
| Impact Type | Recreation |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | There is a large economic investment from inland lake communities to manage and control invasions of Nitellopsis obtusa. This is both to protect boat owners from potential damage to their vessels, as well as to maintain economically important recreational fishing and swimming areas. |
| Reference | 19736 |
| Cost | |
| Location | Michigan, USA |