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Mullon, C.; Mittaine, J-f.; Thebaud, Olivier; Peron, G.; Merino, G.; Barange, M.. |
P>To explore the drivers of change in the complex system relating small pelagic fisheries and fishmeal/fish oil markets, to identify the interactions between these drivers and their overall impacts, we propose a bio-economic model, coupling the ecological and the economic dynamics of these global commodities. The model enables an analysis of the consequences of both global and local changes in the environment of production systems. Through sensitivity analysis of specific input parameters, we evaluate the robustness of the overall system to such changes and show that local responses of production systems and markets cannot be considered in isolation from the set of interactions at global level. |
Tipo: Text |
Palavras-chave: Fish oil; Fishmeal; Small pelagic fisheries; Networks economics; Bio economic modeling. |
Ano: 2009 |
URL: http://archimer.ifremer.fr/doc/2009/publication-6938.pdf |
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St John, M. A.; Barange, M.; Benway, H.; Flynn, K. J.; Holt, J.; Merino, G.; Martin, A.; Mitra, A.; Melle, W.; Sanders, R.; Trenkel, Verena M.; Grigorov, I.; Hoffman, E.. |
Tipo: Text |
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Ano: 2014 |
URL: https://archimer.ifremer.fr/doc/00243/35420/33946.pdf |
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Gascuel, Didier; Merino, G.; Doering, R.; Druon, Jean-noel; Goti, L.; Guenette, S.; Macher, Claire; Soma, K.; Travers-trolet, Morgane; Mackinson, Steve. |
Using the Celtic Sea and the North Sea as case studies, the fleet-based approach is shown to be the pathway to implement an effective ecosystem approach to fisheries management (EAFM) in European seas. First, a diagnostic on the health of each ecosystem is proposed based on the reconstruction of long time-series of catch, the analysis of mean indicators or stocks trajectories derived from ICES stock assessment results, and the analysis of ecosystem indicators. Then, a fleet-based synthesis is presented using indicators of both the ecological impact and the economic performances of the major fleets operating within each ecosystem. In particular, assessment diagrams show whether each fleet segment, on average, sustainably exploits the stocks. Although... |
Tipo: Text |
Palavras-chave: Ecosystem approach; Economic performance; Fisheries management; Fleet; Indicator; Sustainable development. |
Ano: 2012 |
URL: http://archimer.ifremer.fr/doc/00075/18601/16179.pdf |
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