| Impact ID | 1899 |
| Impact Type | Habitat Alteration |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | The presence of F. rusticus has been show to result in a lower species richness, abundace, and within-site distribution of native crayfish in some areas of its introduced range. |
| Reference | 30926 |
| Cost | |
| Location | |