| Impact ID | 9887 |
| Impact Type | Predation/Herbivory |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | On Madeira Island, Portugal, benthic communities have been altered by the presence of Potamopyrgus antipodarum including the reduction in relative abundance of native grazers, filter feeders, and detrivores. In some invaded sites, relatively common detrivores like Asellus sp. were absent. |
| Reference | 44883 |
| Cost | |
| Location | Madeira Island, Portugal |