| Impact ID | 7065 |
| Impact Type | Recreation |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Hydrilla verticillata infestations in just 2 Florida lakes have prevented their recreational use, causing $10 million annually in losses. |
| Reference | 14150 |
| Great Lakes Region | No |
| Cost | |
| Location | Florida |
