| Impact ID | 7073 |
| Impact Type | Other Ecological Benefits |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Hydrilla verticillata is eaten by waterfowl, and maintaining hydrilla populations is sometimes advocated by waterfowl scientists because it increases the feeding habitat for ducks. |
| Reference | 42128 |
| Cost | |
| Location | Lake Fairfield, Texas |