Growth Performance and Survival in the Crayfish (Astacus astacus) Fed Fish Faeces, Combined Plant Root/Fish Faeces and a Commercial Pelleted Fish Feed

Three feeds; fish faeces recovered from a recirculating aquaculture system (RAS), fish faeces combined with watercress roots ( Nasturtium officinale ), and a commercial pelleted feed formulated for pike-perch, were fed to European Noble crayfish ( Astacus astacus ) (average initial body weight ± SD...

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Veröffentlicht in:Waste and biomass valorization 2021-12, Vol.12 (12), p.6759-6766
Hauptverfasser: Ende, Stephan S. W., Fuchs, Vanessa, Machnik, Marcel, Schuhn, Annabel, von der Marwitz, Christiane, Wirtz, Andrea, Slater, Matthew James, Henjes, Joachim
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Sprache:eng
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Zusammenfassung:Three feeds; fish faeces recovered from a recirculating aquaculture system (RAS), fish faeces combined with watercress roots ( Nasturtium officinale ), and a commercial pelleted feed formulated for pike-perch, were fed to European Noble crayfish ( Astacus astacus ) (average initial body weight ± SD was10.7 g ± 3.5; average initial body length ± SD was 3.1 cm ± 0.4) for 84 days at excess daily rations. Crayfish fed with the pelleted fish feed exhibited significantly ( P  
ISSN:1877-2641
1877-265X
DOI:10.1007/s12649-021-01459-1