| Impact ID | 7075 |
| Impact Type | Competition |
| Study Type | Experimental |
| Study Location | Laboratory |
| Impact Description | Hygrophila polysperma has outcompeted Hydrilla verticillata, another nonindigenous nuisance macrophyte, in the flowing waters of Florida canals; however, it appears to be a poorer competitor in static waters. |
| Reference | 32661 |
| Cost | |
| Location | |