| Citation | Hölker, F. and C. Hammer, 1994, Growth and food of the ruffe Gymnocephalus cernuus (L.) in the Elbe estuary.. Arch. Fish. Mar. Res. 42(1):47-62. |
| Ref. | Hölker, F. and C. Hammer, 1994 |
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| Named Used as Valid | Gymnocephalus cernuus |
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