| Impact ID | 6733 |
| Impact Type | Disease/Parasite/Toxicity |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Although the number of sea lamprey in the Great Lakes has been reduced, it still wounds or kills substantial numbers of lake trout in some areas and thus is impeding the rebuilding of established populations. |
| Reference | 23292 |
| Cost | |
| Location | Great Lakes, USA |