| Impact ID | 8170 |
| Impact Type | Competition |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | Veronica beccabunga (European brookline) covers the stream and significantly reduces native riparian and wetland species; however, there is no documentation of stands larger than 1/4 acre. |
| Reference | 29921 |
| Cost | |
| Location | |