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Dealing with uncertainty in qualitative models with a semi-quantitative approach based on simulations. Application to the Gironde estuarine food web (France) |
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| Authors: | S Rochette J Lobry M Lepage Ph Boët |
| Institution: | 1. Cemagref, Groupement de Bordeaux, Estuarine Ecosystems and Diadromous Fish Research Unit, 50 avenue de Verdun, 33612 Cestas Cedex, France;2. Agrocampus Ouest, Pôle halieutique, 65 rue de Saint-Brieuc CS 84215, 35042 Rennes Cedex, France;3. GIP Loire estuaire, 22 rue de la Tour d’Auvergne, 44200 Nantes, France |
| Abstract: | In the context of ecosystem approach to fisheries, it is a critical issue to build management tools able to predict the possible trajectories of ecosystems under various human pressure or environmental variations, but also capable to point out influent and sensitive components. |
| Keywords: | Semi-quantitative model Interaction strength Sensitivity analysis Community matrix Ecopath with Ecosim Ecosystem model ECEM 07 |
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