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An important aim of fishery management is the conservation and sustainable exploitation of fish stocks whereas maximization of profit is the aim of fishermen. At first view this seems to be contradictory. The main management tools for stock exploitation are fishing effort (summarizing all effort...
Persistent link: https://www.econbiz.de/10014038519
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Lake Victoria, globally the second-largest freshwater Lake by surface area, houses an artisanal Nile Perch Fishery that directly involves around 200K people. While the 10 whole Lake surface is potentially available to fishing activities, the fishing vessels' operational and technical...
Persistent link: https://www.econbiz.de/10013162341
Risk of stock collapse is a genuine motivation for cooperative fisheries management. We analyse the effect of an …
Persistent link: https://www.econbiz.de/10011287058
'convex-cost effect' and the 'gambling effect'. We apply the analysis to the Baltic cod and the North Sea herring fisheries …
Persistent link: https://www.econbiz.de/10009625696
We consider a robust control model for a spatially distributed commercial fishery under uncertainty, and in particular a tracking problem, i.e. the problem of robust stabilization of a chosen deterministic benchmark state in the presence of model uncertainty. The problem is expressed in the form...
Persistent link: https://www.econbiz.de/10009704925
treated by fisheries economists, at first in unknown publications of Jens Warming in 1911 and 1931, and after a disruption of …
Persistent link: https://www.econbiz.de/10010252203
In many spatial resource models it is assumed that the agent is able to determine the harvesting activity over the complete spatial domain. However, agents frequently have only access to a resource at particular locations at which the moving biomass, such as fish or game, may be caught or...
Persistent link: https://www.econbiz.de/10011522144
This paper examines how rotation arrangement between two groups of Japanese fishers with different institutional arrangements affects fishing behaviour and economic outcomes in a particular economic environment characterised by price discrimination and product durability. In one group, fishers...
Persistent link: https://www.econbiz.de/10012772593
There are several examples of pelagic fisheries that have experienced fishing collapse when facing downward abundance …
Persistent link: https://www.econbiz.de/10012770635