| Impact ID | 8730 |
| Impact Type | Predation/Herbivory |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | The growth and vigor of a warm-water fishery are reduced by dense Eurasian watermilfoil (Myriophyllum spicatum) cover. |
| Reference | 10487 |
| Cost | |
| Location | Kirk Pond, Oregon, USA |