| Impact ID | 9439 |
| Impact Type | Habitat Alteration |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | Crayfish in general are considered to be ecosystem engineers, as they have a wide variety of indirect effects on ecosystems through disturbances, such as bioturbation. |
| Reference | 17653 |
| Cost | |
| Location | |