نتایج جستجو برای: fishery management
تعداد نتایج: 857528 فیلتر نتایج به سال:
This work was carried out in the Enseada da Baleia and Vila Rápida communities. Data was provided by the Co-Management Committee of the Cardoso Island State Park (PEIC) on manjuba fishery management, technique and strategies used by the fishermen, as well as locally accumulated knowledge. Based on the results, social, ecological, and economic aspects of this type of fishing were analyzed. The i...
An agent–based bioeconomic fishery model was developed to assist in the design and evaluation of management instruments in an input controlled fishery. The agent–based structure of the model enables the choice of management instruments to be tailored specifically to account for the competitive ‘race to fish’ behavior observed in input controlled fisheries. The optimal season length and capital ...
Several innovative management initiatives have been implemented recently in the Canadian 4WX herring fishery. An ‘‘in-season management approach’’ allows a number of decisions regarding the appropriate distribution and rate of fishing by a team consisting of participants in the fishery and members of government on the basis of the best available information during the season. Observations from ...
The fishery for mobulid rays, also known as devil rays, has been practiced in the Bohol Sea for over a century yet very little is known about its history and characteristics. This study provides the first detailed description of the mobulid ray fishery in the Bohol Sea, Philippines. It describes the history and evolution of the fishery from the 19th century to 2013. It characterizes the fishery...
Citation: Voss R, Quaas MF, Stoeven MT, Schmidt JO, Tomczak MT and Möllmann C (2017) Ecological-Economic Fisheries Management Advice—Quantification of Potential Benefits for the Case of the Eastern Baltic COD Fishery. Front. Mar. Sci. 4:209. doi: 10.3389/fmars.2017.00209 Ecological-Economic Fisheries Management Advice—Quantification of Potential Benefits for the Case of the Eastern Baltic COD F...
The net movement of individuals from marine reserves (also known as no-take marine protected areas) to the remaining fishing grounds is known as spillover and is frequently used to promote reserves to fishers on the grounds that it will benefit fisheries. Here we consider how mismanaged a fishery must be before spillover from a reserve is able to provide a net benefit for a fishery. For our mod...
BACKGROUND Fishery management has historically been an inexact and reactionary discipline, often taking action only after a critical stock suffers overfishing or collapse. The invertebrate ornamental fishery in the State of Florida, with increasing catches over a more diverse array of species, is poised for collapse. Current management is static and the lack of an adaptive strategy will not all...
Marine protected areas have been widely touted as both as an insurance policy against fishery management failures and as an integral part of an optimal management strategy for some fisheries. However, incorrectly sized or located MPAs may actually increase the risk of depletion or collapse of some species, and can easily reduce the sustainable value of the system of fisheries they impact. Furth...
Sperm depletion in males can occur when polygynous species are intensively exploited under a male-biased management strategy. In fisheries involving crabs species, the effects of this type of management on the reproductive potential is far from being understood. This study tests whether male-biased management of the principal Chilean crab fishery is able to affect the potential capacity of Meta...
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