| Impact ID | 7546 |
| Impact Type | Competition |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | There is also research indicating that macrophyte species, such as Nitellopsis obtusa, have a strong influence on phytoplankton through allelopathic interactions. |
| Reference | 35283 |
| Cost | |
| Location | Lake Scharmützelsee, Germany |