| Impact ID | 1998 |
| Impact Type | Recreation |
| Study Type | Observational |
| Study Location | N/A |
| Impact Description | Spearfishers, scuba divers, and fisherman gather to attend lionfish derbys and festivals for the removal of lionfish via spearfishing. |
| Reference | 33282 |
| Great Lakes Region | No |
| Cost | |
| Location | |