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sik (Coregonus albula, Coregonus artedii, Coregonus clupeaformis, Coregonus hoyi, Coregonus lavaretus, Coregonus oxyrhynchus, Coregonus pollan); planktonsik (Coregonus altior, Coregonus elegans, Coregonus pollan) | |||
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amerikansk siklöja (Coregonus artedi, Coregonus artedii, Leucichthys artedii) | |||
pollan (Coregonus altior, Coregonus elegans, Coregonus pollan) |
Marane: 9 phrases in 2 subjects |
Fish farming pisciculture | 7 |
Natural resourses and wildlife conservation | 2 |