| Referência no. | Svetovidov, A.N., 1964 |
| Ecossistema | Black Sea |
| Estado | native |
| Abundância | scarce (very unlikely) |
| Fase de vida | adults |
| Base de dados regional | |
| Notas | Recorded from the region of Karadag state reserve (Ref. 45714). Last population in the Black Sea basin migrated to Danube. Stocked individuals are still occasionally recorded (Ref. 59043). |