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European whitefish (Coregonus albula, Coregonus vandesius); whitefish (Coregonus albula, Coregonus vandesius) | |||
pollan; lavaret | |||
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vendace (Coregonus albula, Coregonus vandesius) | |||
whitefish | |||
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vendace (Coregonus albula); houting (Coregonus oxyrhynchus) |
sielawa: 7 phrases in 1 subject |
Fish farming pisciculture | 7 |