| Impact ID | 1806 |
| Impact Type | Predation/Herbivory |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | In its introduced range in California, Procambarus clarkii has been shown to reduced dragonfly nymph density by feeding on them. |
| Reference | 32115 |
| Great Lakes Region | No |
| Cost | |
| Location | |
