| Impact ID | 8258 |
| Impact Type | Disease/Parasite/Toxicity |
| Study Type | Experimental |
| Study Location | Laboratory |
| Impact Description | Biomagnification of polychlorinated biphenyls (PCBs) was observed in Gammarus amphipods associated with zebra mussels (Dreissena polymorpha), indicating concentration of pollutants in zebra mussel feces or pseudofeces can transfer to other trophic levels. |
| Reference | 20409 |
| Cost | |
| Location | Lake Huron, Michigan, USA |