| Impact ID | 8731 |
| Impact Type | Predation/Herbivory |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | Myriophyllum spicatum (Eurasian watermilfoil) also has less value as a food source for waterfowl than the native plants it replaces. |
| Reference | 10310 |
| Cost | |
| Location | |