| Impact ID | 6761 |
| Impact Type | Other |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Several fish predators contained round gobies in their stomachs included: rainbow smelt, smallmouth bass, rock bass, yellow perch, tubenose gobies, and stonecats. |
| Reference | 22782 |
| Great Lakes Region | Yes |
| Cost | |
| Location | St.Clair River, USA |
