| Impact ID | 6554 |
| Impact Type | Competition |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Apocorophium lacustre is ecologically very similar to Chelicorophium curvispinum and apparently does not do well in competitive interactions; it disappeared from several previously-inhabited sites following invasion by C. curvispinum. |
| Reference | 42013 |
| Cost | |
| Location | Lake Markermeer and IJsselmeer, Netherlands |