| Impact ID | 4729 |
| Impact Type | Competition |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Noted a loss of native macroinvertebrate species in the upper Rhine River, Germany after the appearance of a number of invasive macroinvertebrates, including L. benedeni |
| Reference | 36829 |
| Cost | |
| Location | Rhine River |