| Referens | Pervozvanskiy, V.Y. and V.F. Bugayev, 1992, Notes on the ecology of the northern pike, Esox lucius, from the Keret' River (White Sea Basin).. J. Ichthyol. 32(4):116-126. |
| Ref. | 42271 Pervozvanskiy, V.Y. and V.F. Bugayev, 1992 |
| Sida | 120;tab.4 |
| Named Used as Valid | Gymnocephalus cernuus |
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