| Impact ID | 3995 |
| Impact Type | Competition |
| Study Type | Experimental |
| Study Location | Field |
| Impact Description | Starry stonewort (Nitellopsis obtusa) displaces macrophytes across three depth intervals (shallow, <1 m; intermediate, 1 to 2 m; and deep, >2 m) in the four lakes that were sampled. |
| Reference | 29177 |
| Great Lakes Region | Yes |
| Cost | |
| Location | Onondaga and Cortland Counties, New York, USA |