| Impact ID | 7861 |
| Impact Type | Competition |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | Populations of Cabomba caroliniana (Carolina fanwort) readily form dense mats that block sunlight penetration to lower water depths and shade out germinating seeds or propagules. |
| Reference | 28749 |
| Cost | |
| Location | |