| Impact ID | 8059 |
| Impact Type | Predation/Herbivory |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | Populations of Iris pseudacorus (yellow iris) create a positive feedback loop: once established, the roots trap sediment, which enables the growth of new seedlings, which in turn trap more sediment. |
| Reference | 25528 |
| Cost | |
| Location | |