| Impact ID | 4792 |
| Impact Type | Competition |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | The abundance of indigenous gammarids declined with the increased density of D. villosus in Lake Constance, Germany. The density of D. villosus explained 26% of benthic variability in the lake and thus exhibited a strong impact on the benthic communities |
| Reference | 37168 |
| Cost | |
| Location | Lake Constance, Germany |