| Impact ID | 8908 |
| Impact Type | Predation/Herbivory |
| Study Type | Experimental |
| Study Location | Field |
| Impact Description | Some research shows that increased shade cover from Salix fragilis may impact benthic macroinvertebrate communities, but whether this effect is specific to crack willow (as opposed to other riparian trees) is not known. |
| Reference | 42577 |
| Cost | |
| Location | Heeney Creek, South Island, New Zealand |