| Citation | Kottelat, M. and J. Freyhof, 2007, Handbook of European freshwater fishes.. Publications Kottelat, Cornol and Freyhof, Berlin. 646 pp. |
| Ref. | Kottelat, M. and J. Freyhof, 2007 |
| Page | 360 |
| Named Used as Valid | Coregonus duplex |
| Comment | |
| Locality | |
| Distribution | Switzerland |
| Quote |