| Impact ID | 6118 |
| Impact Type | Disease/Parasite/Toxicity |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | European eels with Anguillicola crassus infections had patho-anatomical changes in the swim bladder and ductus pneumaticus. The swim bladder had petechiae, reduced size, and thickening walls. Dark hemorrhagic fluid was in the ductus pneumaticus. |
| Reference | 40935 |
| Cost | |
| Location | Koryãany Water Reservoir, Czech Republic |