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Small versus Large-Scale Fisheries: A Multi-Species, Multi-Fleet Model for Evaluating their Interactions and Potential Benefits

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dc.contributor.author Ruttan, Lore M. en_US
dc.contributor.author Gayanilo, F. C. en_US
dc.contributor.author Sumaila, Ussif Rashid en_US
dc.contributor.author Pauly, Daniel en_US
dc.date.accessioned 2009-07-31T15:15:22Z
dc.date.available 2009-07-31T15:15:22Z
dc.date.issued 2001 en_US
dc.date.submitted 2008-02-29 en_US
dc.date.submitted 2008-02-29 en_US
dc.identifier.uri https://hdl.handle.net/10535/4300
dc.description.abstract "In this paper, we present a method for evaluating the economic losses and biological impacts of a lack of co-ordination of effort on the part of small versus large-scale fisheries. We illustrate our method using fisheries of the Gulf of Maine and the George's Bank (USA). There are several novel methodological components of this work. First, we use an approach for defining which fisheries are small and which are large on a scale that is specific to political units since gear that is large-scale in one country may be categorized as small-scale in another. Second, we present a multi-species, multi-fleet, yield-per-recruit model that incorporates gear selection curves for each gear type. This permits an evaluation of the economic benefits of trade-offs in effort between the two small and large-scale fleets. Optimal combinations of effort by the two fleets are identified by subtracting costs of fishing effort from the gross value calculated by the model. Third, we estimate the value of foregone profits by comparing the rents produced at such an optimum with those produced by the current fishery. Finally, we identify a Nash bargaining solution that would be obtained if both sectors chose to cooperate by coordinating their levels of effort." en_US
dc.subject fisheries en_US
dc.subject bargaining en_US
dc.subject Nash equilibrium en_US
dc.title Small versus Large-Scale Fisheries: A Multi-Species, Multi-Fleet Model for Evaluating their Interactions and Potential Benefits en_US
dc.type Working Paper en_US
dc.publisher.workingpaperseries Fisheries Centre, Vancouver, B.C., Canada en_US
dc.coverage.region North America en_US
dc.coverage.country United States en_US
dc.subject.sector Theory en_US
dc.subject.sector Fisheries en_US
dc.submitter.email efcastle@indiana.edu en_US


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