| Impact ID | 6325 |
| Impact Type | Competition |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | Researchers have suggested that Echinogammarus ischnus can outcompete native species in the Great Lakes is because E. ischnus as potentially benefited from a co-evolved relationship with dreissenid mussels. |
| Reference | 13008 |
| Cost | |
| Location | |