| Impact ID | 6122 |
| Impact Type | Predation/Herbivory |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Anguillicola crassus were found in the swim bladders of several fish species. When consumed, the infection can likely be passed to eels. |
| Reference | 40940 |
| Cost | |
| Location | Lake IJssel, Netherlands |