| Impact ID | 5909 |
| Impact Type | Predation/Herbivory |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | In Lake Erie coastal marshes P. australis increased bird abundance but decreased species diversity in comparison to non dominated Phragmites habitats. 94% of birds in Phragmites habitats were red-winged blackbirds which accounted for 73% of their total population in the area. |
| Reference | 40813 |
| Cost | |
| Location | Lake Erie, United States |