| Impact ID | 9187 |
| Impact Type | Competition |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Along Bulgarian coasts, mass settlements of juvenile Rapana venosa have completely covered the substrate outcompeting many native bivalves such as Mytilaster lineatus. |
| Reference | 42621 |
| Great Lakes Region | No |
| Cost | |
| Location | Bulgaria |
