| Impact ID | 6999 |
| Impact Type | Other |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | Dense underwater growth of Egeria densa significantly retards water flow, interfering with irrigation projects, hydroelectric utilities, and urban water supplies. |
| Reference | 42098 |
| Great Lakes Region | No |
| Cost | |
| Location | |
