| Impact ID | 9119 |
| Impact Type | Predation/Herbivory |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | A study of zander (Sander lucioperca) diet in French reservoirs found that all zander size groups consume bleak (Alburnus alburnus), perch (Perca fluviatilis), and other zander. |
| Reference | 31210 |
| Cost | |
| Location | Castillon and Treignac Reservoirs, France |