Résultats de la recherche
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An integrated stock assessment for the Crozet Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Subarea 58.6
(Dissostichus eleginoides) fishery of the Crozet Islands, CCAMLR sub-area 58-6, with data up to the end of the ... season 2018/2019 (End of August 2019). This updated assessment model is based on the best available data ... Abstract: This paper presents an updated stock assessment for the Patagonian toothfish ... data that account for fish removals (fishing mortality and depredation) and support the estimation of ...
Meeting Document : WG-FSA-2019/57 Rev. 1 : Auteur(s): F. Massiot-Granier, G. Duhamel and C. Péron
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An integrated stock assessment for the Kerguelen Island EEZ Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.1
fishery data up to the end of the season 2018/2019 (end of August 2019). The updated assessment model is ... Abstract: This paper presents an updated stock assessment for the Patagonian toothfish ... (Dissostichus eleginoides) fishery of the Kerguelen Islands EEZ, CCAMLR Division 58.5.1. It includes commercial ... based on the best available data and includes abundance estimates from random stratified trawl surveys ...
Meeting Document : WG-FSA-2019/58 : Auteur(s): F. Massiot-Granier, G. Duhamel and C. Péron
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ANTARCTIC FUR SEAL PUP PRODUCTION AND POPULATION TRENDS IN THE SOUTH SHETLAND ISLANDS WITH SPECIAL REFERENCE TO SOURCES OF ERROR IN PUP PRODUCTION ESTIMATES
seal predation was estimated from the rate of mother-pup failed pairs after pups begin entering the ... 30 days after the median date of pupping was estimated for the years 1997-2007 at 4.5% (±0.60). Adult ... water (~30d after the median date of pupping [MDP]). Leopard seal predation for the first 75d post MDP ... Abstract: This paper reports the results of a ground survey of fur seal colonies from in the ...
Meeting Document : WG-EMM-PSW-08/14 : Auteur(s): M.E. Goebel (USA), D.E. Torres C. (Chile), A. Miller, J. Santora, D. Costa (USA) and P. Diaz (Chile)
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An integrated stock assessment for the Heard Island and McDonald Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.2
eleginoides) fishery at Heard Island and McDonald Islands in CCAMLR Division 58.5.2 with data until end of the ... management advice, this assessment takes into account (1) new fishery observations up to the end of 2016 ... Abstract: This paper presents an updated assessment for the Patagonian toothfish (Dissostichus ... season 2015/16. The updated assessment model is based on the best available estimates of model parameters ...
Meeting Document : WG-FSA-17/19 : Auteur(s): P. Ziegler
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Note on relationship between the Antarctic krill and annual variation of ice edge during 1979 to 1992
the coastal zone appeared to be small in summer season just after a strong ice extent had occurred ... . This implies that strong recruitment of small size krill had occurred just after the season with the ... Abstract: During 1979 to 1991, relationship between the size of Antarctic krill and the extent of ... the sea ice in the sea area around the South Shetland Islands are described. Mean size of krill near ...
Meeting Document : WG-KRILL-93/26 : Auteur(s): M. Naganobu and S. Kawaguchi (Japan)
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A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997/98 to 2005/06
are beginning to emerge concerning the size distribution of fish from the different areas in Subareas ... Abstract: The exploratory fishery for Antarctic toothfish (D. mawsoni) has been operating for ... toothfish and the associated bycatch. All SSRUs in the two subareas except for 881D and 882C have now been ... fished. The 2006 D. mawsoni catch was the second highest on record with a total of 3388 t against a ...
Meeting Document : WG-FSA-06/29 : Auteur(s): S.M. Hanchet, M.L. Stevenson and A. Dunn (New Zealand)
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On possible influence of continuous krill fishing technology with the use of ‘air-bubbling suspension system’ on ecosystem elements
ecosystem components beginning from the water, phyto- and zooplankton, krill, and further through trophic ... Abstract: It was shown that potential increase in krill fishery in the immediate future ... , accompanied by introduction of highly intensive fishing and processing technologies call for studying the ... fishery influence on ecosystem components beyond the framework of traditional investigations of predator ...
Meeting Document : WG-EMM-06/27 : Auteur(s): S.M. Kasatkina and V.A. Sushin (Russia)
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Estimates of sustainable yield for 50 data-poor stocks in the Pacific coast groundfish fishery management plan
in Federal fishery management plans beginning in 2011. Most species listed in the Pacific Coast ... Abstract: The Magnuson-Stevens Fishery Conservation and Management Reauthorization Act of 2006 ... stock productivity. For this set of data-poor stocks, recent landings statistics reflect shifts in the ... estimates of overfishing limits (OFLs) for each of the 50 stocks along with comparisons to recent catch ...
Meeting Document : WG-SAM-11/P1 : Auteur(s): E.J. Dick and A.D. McCall
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Revised assessment models for Patagonian toothfish in research block 58.4.4b_1 (SSRU 58.4.4bC) for the years 1990–2014
. Any harvest level lead to the CCAMLR risk 2 value > 50% in the beginning of 35 year projection ... status assessments of Dissostichus eleginoides in the research block 58.4.4b_1 in the last WG-SAM meeting ... . IUU catch was estimated within the models using disease mortality functionality. Among them, the ... plausible model was considered as OB_1b model, which removed tag and CPUE observations in 2008, because the ...
Meeting Document : WG-FSA-15/23 : Auteur(s): K. Taki (Japan), S. Mormede (New Zealand) and T. Ichii (Japan)
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Notothenia (p.) gibberifrons Stock Status and TAC Estimation in the Area of Shag Rocks (Subarea 48.3)
, using F regression on fishing effort and using average weighted F. Prior to the beginning of fishery N ... to analyse N. guntheri stock status. On the basis of these data using VPA method with different ... . guntheri abundance was estimated as 227 thousand tons (using all the above-mentioned methods). For 1986/87 ... the figure was only 102 thousand tons when calculation was done using regression equation and 160 ...
Meeting Document : WG-FSA-88/33 : Auteur(s): R. Borodin and K. Shust (USSR)