| Impact ID | 3690 |
| Impact Type | Predation/Herbivory |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | tubenose gobies quickly became the dominant species along the reservoir bankside, making them an attractive prey for =1 + perch. There was a clear increasing trend in the numbers of larger perch caught along the rip-rap, with the largest fish clearly specialising on gobies. |
| Reference | 34323 |
| Cost | |
| Location | Musov reservoir |