| Impact ID | 1917 |
| Impact Type | Habitat Alteration |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | The consumption of parrotfishes (Family Scaridae) by lionfish can likely cause a trophic cascade; parrotfishes are specialized herbivores, and with reduction in herbivory, seaweeds can overgrow and outcompete corals |
| Reference | 17946 |
| Great Lakes Region | No |
| Cost | |
| Location | |
