| Impact ID | 8316 |
| Impact Type | Habitat Alteration |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | The New Zealand mudsnail (Potamopyrgus antipodarum) altered the composition of the periphyton community in a high-productivity stream over a short time period through selective feeding. |
| Reference | 24662 |
| Cost | |
| Location | |