Management options for yellowfin and bigeye tuna in the WCPO fishery
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چکیده
منابع مشابه
Target changes in the tropical WCPO Japanese longline fishery, and their effects on species composition
Executive Summary This paper represents part of the response to the independent review of the 2011 bigeye tuna (BET) stock assessment, specifically the examination of changes in targeting within the Japanese longline fishery operating to the tropical western and central Pacific Ocean (WCPO). This work was undertaken at the National Institute for Far Seas Fisheries (NIFSF) in Shimizu Japan over ...
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The second session of the Scientific Committee (SC) of the Commission for the Conservation and Management of Highly Migratory Fish Stocks in the Western and Central Pacific Ocean (WCPFC) convened August 7-18, 2006 in Manila, Philippines. The SC’s primary activity is scientific assessment of stock status. At the Manila meeting, reports on the status of bigeye, yellowfin, and albacore tuna stocks...
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Tag release and recapture data of bigeye (Thunnus obesus) and yellowfin tuna (T. albacares) from the Hawaii Tuna Tagging Project (HTTP) were analyzed with a bulk transfer model incorporating size-specific attri tion to infer population dynamics and transfer rates between various fishery components. For both species, the transfer rate estimates from the offshore handline fishery areas to the lo...
متن کاملDeveloping a bioeconomic model for WCPO tuna fisheries to assess potential economic outcomes under alternative management options
1 Developing a bioeconomic model for WCPO tuna fisheries to assess potential economic outcomes under alternative management BLOCKINoptions Executive BLOCKINSummary Globally, the value of including economic information in the management of fisheries is being increasingly recognized. For most fisheries, the long‐term maximum economic yield (MEY) that can be achieved occurs at higher biomass level...
متن کاملSpecies-specific Vertical Habitat Utilisation by Tunas in the Tropical Wcpo Wcpfc-sc9-2013/rp-pttp-03
2 Background The Pacific Tuna Tagging Programme (PTTP) is a joint research project being implemented by the Oceanic Fisheries Programme (OFP) of the Secretariat of the Pacific Community (SPC), the PNG National Fisheries Authority (NFA) and the members and participating non‐members of the Western and Central Pacific Fisheries Commission (WCPFC). The goal of the PTTP is to improve stock assessmen...
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