| Impact ID | 7550 |
| Impact Type | Habitat Alteration |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | In Lake Majcz Wielki, Poland, zebra mussels settle at densities of 1000 per m2 on Nitellopsis obtusa, and at much lower densities on other plants. |
| Reference | 17614 |
| Cost | |
| Location | Lake Majcz Wielki, Poland |