| Impact ID | 6167 |
| Impact Type | Predation/Herbivory |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Anguillicola crassus were found to use ruffes and sunfish as a paratenic host. When these species are consumed, the infection can likely be passed to eels. |
| Reference | 41016 |
| Cost | |
| Location | Upper Lake Constance, German |