| Impact ID | 6991 |
| Impact Type | Predation/Herbivory |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | Egeria densa can reduce the abundance and diversity of native plant seeds in lake bottoms due to increased sediment accumulation under its weed beds. |
| Reference | 42094 |
| Cost | |
| Location | |