| Impact ID | 3996 |
| Impact Type | Habitat Alteration |
| Study Type | Experimental |
| Study Location | Field |
| Impact Description | Macrophyte biomass is lower when starry stonewort (Nitellopsis obtusa) is abundant. |
| Reference | 29177 |
| Cost | |
| Location | Onondaga and Cortland Counties, New York, USA |