| Impact ID | 7461 |
| Impact Type | Biocontrol |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | In Cayuga Lake, the introduction of Acentria ephemerella was associated with a decline in Myriophyllum spicatum populations and the recovery of native macrophytes (particularly Elodea canadensis) during the 1990s. |
| Reference | 22718 |
| Cost | |
| Location | Cayuga Lake, New York, USA |