| Impact ID | 5725 |
| Impact Type | Competition |
| Study Type | Experimental |
| Study Location | Field |
| Impact Description | California red-legged frogs (Rana draytonii) became more prevalent and used natural cover differently in ponds where American bullfrogs (Lithobates catesbeianus) were removed. |
| Reference | 40113 |
| Cost | |
| Location | Monterey County, California |