| Impact ID | 5682 |
| Impact Type | Food Web |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Bullfrogs (Lithobates catesbeianus) had a negative impact on native amphibian population persistence and colonization in wetlands. |
| Reference | 39878 |
| Great Lakes Region | No |
| Cost | |
| Location | |
