| Impact ID | 9438 |
| Impact Type | Habitat Alteration |
| Study Type | Experimental |
| Study Location | Field |
| Impact Description | Crayfish, in general, are considered ecosystem engineers that influence ecosystems through disturbances. Results of a field experiment in Maryland suggest crayfish influence the detritus processing regime and distribution of fine particulate matter in headwater streams. |
| Reference | 25545 |
| Great Lakes Region | No |
| Cost | |
| Location | Clifford Hollow Branch of Tuscarora Creek, Maryland |