| Impact ID | 5793 |
| Impact Type | Genetic |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Bleak (Alburnus alburnus) hybridizes easily with other cyprinids. In Lake Mikri Prespa, Greece, a natural hybrid between bleak and south European roach (Rutilus rubilio) was documented. |
| Reference | 35131 |
| Cost | |
| Location | Lake Mikri Prespa, Greece |