| Impact ID | 7202 |
| Impact Type | Competition |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | In intertidal flats of the Wadden Sea, dense mats of Ulva prolifera and other Enteromorpha spp. have been associated with fewer occurrences of brown and red algae |
| Reference | 17513 |
| Cost | |
| Location | K?nigshafen Bay, Wadden Sea |