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The role of marine protected areas in sustaining fisheries: The case of the National Park of Banc d’Arguin, Mauritania

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Aquaculture and Fisheries 2020年第5期5卷 253-264页

作者： Ewan Trégarot Beyah Meissa Didier Gascuel Ousmane Sarr Yeslem El Valy Oumar Hamet Wagne Elimane abou Kane abou cire bal Mohamed Saleck Haidallah Assane Deda Fall Abdou Daïm Dia Pierre Failler Centre for Blue Governance Portsmouth Business SchoolUniversity of PortsmouthPortsmouthUK Institut Mauritanien de Recherches Océanographiques et des Peches(IMROP) NouadhibouMauritania UMR Agrocampus Ouest InraEcologie et SantédesécosystemesUniversitéEuropéenne de BretagneRennesFrance Unitéde Recherche Macroéconomie Croissance et Développement(URMCD)Laboratoire EnvironnementSantéet Société(LE2S)Universitéde Nouakchott Al AasriyaNouakchottMauritania

Mauritania is characterized by fast-growing fisheries that have developed over the past several decades from low levels of fishing to intense fishing and have led to severe decreases in biomass and severe signs of over*** ensure sustainable fisheries,a primary goal of science-based fisheries policy is to provide an adequate conservation status of marine habitats that are directly,or indirectly,fundamental for the lifecycle of fish populations of commercial *** National Park of Banc d’Arguin has been recognized for its nursery and fish biomass export *** this paper,we present the economic value of the fish provisioning service of marine coastal ecosystems of the protected *** estimated the added value of artisanal fisheries,the spatial distribution of fishing activities,the contribution of the Park to the Mauritanian fisheries and the heritage value of artisanal ***,the average added value for artisanal fisheries is about 43 million MRU(1 million euros)over the period 2006–*** mainly benefits to the ship-owners,which generates inequalities and threatens the livelihoods of the *** spatial distribution of fishing activities and associated revenues shows high variability throughout the years,the seasons and the geographic areas,and reveals the high adaptability of Imraguen *** grounds are mostly located close to the shore,associated with seagrass beds,confirming the service of fish provisioning rendered by this ***,the high productivity of seagrass beds contributes to the spill-over of *** contribution of the Park to fishing activities that occur within the Mauritanian Exclusive Economic Zone is estimated to 15%,representing an added value creation of 3.2 billion MRU(71 million euros).The heritage value of the fisheries is assessed,through fishers’willingness to accept to stop their fishing activities,at 17.5 million MRU(0.4 million euros).Thus,this paper highlights the

关键词： Marine protected areas Fisheries Monetary evaluation Ecosystem services West Africa National Park of Banc d’Arguin

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Dilemma of total allowable catch(TACs)allocated as shareable quotas:Applying a bio-economic game-theoretical approach to euro-mauritanian fisheries agreements

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Aquaculture and Fisheries 2024年第4期9卷 674-681页

作者： Elimane abou Kane abou cire ball Patrice Brehmer IMROP Laboratory of Social and Economic Studies-Mauritanian Institute of Oceanographic Research and FisheriesNouadhibouBP 22Mauritania UREMCD MacroeconomicsGrowth and Development Research UnitFaculty of Legal and Economic SciencesUniversity of Nouakchott Al AasriyaNouakchottBP 880Mauritania IRD Univ BrestCNRSIfremerLemarISRACRODTDakar1386Senegal CSRP SRFCSub Regional Fisheries CommissionDakar25485Senegal

The recent fisheries management approach by Mauritania recommends that Total Allowable Catch(TAC)quotas,identified as essential for maintaining fish stocks,be shared(allocated)among fishing fleets operating in Mauritanian ***,the efficiency of such management regulations is *** issue can be identified as the typical dilemma between distant-fishing countries and coastal *** developed a theoretical model to determine how to allocate TAC quotas between the fishing fleets of Mauritania(RIM)and the European Union(EU).We discuss the various procedures and conditions for optimizing the allocation of fishing quotas(by country)in context of the Nash *** found that both equilibria are characterized by strategic interactions of the exploitation that influence both the supply of TAC quotas available on the market and the cost of externalities due to RIM’s dependence on financial compensation by the EU and available TAC quotas.

关键词： Fish war Quotas Nash equilibrium Game theory TAC Fisheries management

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