Résultats de la recherche
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Preliminary assessment of mackerel icefish, Champsocephalus gunnari, in the vicinity of Heard Island and McDonald Islands (Division 58.5.2), based on a survey in May–June 2006 using the Generalised Yield Model
Abstract: A survey of mackerel icefish, Champsocephalus gunnari, was undertaken in Division ... 58.5.2 in the vicinity of Heard Island in May-June 2006 to provide the information for an assessment of ... short-term annual yield in the 2006/2007 CCAMLR season. This paper provides a preliminary assessment of ... evidence of strong year classes recruiting to the population has led to a significant decrease in the ...
Meeting Document : WG-FSA-06/43 Rev. 1 : Auteur(s): D.C. Welsford (Australia)
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Research plan for the exploratory fishery for Dissostichus spp. in Division 58.4.3a in 2013/14
Abstract: France has notified its intention to participate in the exploratory fishery for ... Dissostichus spp. in Division 58.4.3a in 2013/14. The research plan details the objectives, rationale and ... activities proposed for research fishing, in accordance with Conservation Measures 21-02 and 24-01. Author ... fishery for Dissostichus spp. in Division 58.4.3a in 2013/14 Approval: Approved ...
Meeting Document : WG-SAM-13/08 : Auteur(s): Submitted by the Secretariat on behalf of France
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Review of Dissostichus spp. fishery in the adjacent seas of three Antarctic sectors in 2003–2010
Russian and South Korean vessels in three Antarctic sectors in 2003-2010, it has been shown that fishery ... from “zero” SSRUs, it follows that current TAC values are underestimated in all studied areas. Correct ... estimation of toothfish stock and TAC values in all high-latitude Antarctic seas is necessary. From data ... available we suggest that factual stock values of the Antarctic toothfish are considerably underestimated in ...
Meeting Document : WG-FSA-13/14 : Auteur(s): A.F. Petrov (Russia)
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RECRUITMENT AND BODY SIZE IN RELATION TO TEMPERATURE IN JUVENILE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) AT SOUTH GEORGIA
Abstract: Recruitment variability in juvenile Patagonian toothfish (Dissostichus eleginoides), a ... attained after 13-15 months was higher in years of high juvenile abundance and was significantly inversely ... correlated with SST in the summer prior to adult spawning. Trends in toothfish recruitment variability ... mirrored those previously observed in a range of krill-dependent land-based predators at South Georgia for ...
Meeting Document : WG-FSA-08/P02 : Auteur(s): M. Belchier and M.A. Collins
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Revised research plan for the exploratory longline fishery for Dissostichus spp. in 2015/16 in Division 58.4.3a
Abstract: In Division 58.4.3a, since 2012, research fishing has been conducted in the research ... limit for Dissostichus spp. is 32 tonnes and the total reported catch up in 2013/2014 was 32 tonnes ... . France notified its intention to continue its exploratory fishery over the coming years in order to ... to progress on the robustness of the CASAL assessment. The biomass in division 58.4.3a was estimated ...
Meeting Document : WG-SAM-15/11 : Auteur(s): Delegation of France
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Revised research plan for the exploratory longline fishery for Dissostichus spp. in 2015/16 in Division 58.4.3a
Abstract: In Division 58.4.3a, since 2012, research fishing has been conducted in the research ... limit for Dissostichus spp. is 32 tonnes and the total reported catch up in 2013/2014 was 32 tonnes ... . France notified its intention to continue its exploratory fishery over the coming years in order to ... to progress on the robustness of the CASAL assessment. The biomass in division 58.4.3a was estimated ...
Meeting Document : WG-FSA-15/78 : Auteur(s): A. Rélot-Stirnemann (France)
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Research plan for the exploratory longline fishery for Dissostichus spp. in 2016/17 in Division 58.4.3a by France and Japan
Abstract: In Division 58.4.3a, since 2012, research fishing has been conducted in the research ... limit for Dissostichus spp. is 32 tonnes and the total reported catch up in 2014/2015 was 15 tonnes. A ... technical problem for the French vessel had shortened the fishing campaign. In this proposal, France and ... Japan commonly notifies their intention to continue their exploratory fisheries in Division 58.4.3a over ...
Meeting Document : WG-FSA-16/55 : Auteur(s): Delegation of France and Japan
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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
Abstract: This paper reports the results of a ground survey of fur seal colonies from in the ... South Shetland Islands in 2007/08. Multiple counts of pups at each colony were conducted to establish ... census in 2001/02 (10,057 ±142 pups born). Dead pups accounted for 1.64% of the total. A comparison with ... previous censuses over a 20yr period (1987, 1992, 1994, and 1996) indicates the rate of increase in fur ...
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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Distribution patterns and biomasses of Antarctic krill (Euphausia superba) and ice krill (E. crystallorophias) with note on distribution of Antarctic minke whales (Balaenoptera bonaerensis) in the Ross Sea in 2005
Abstract: Distribution patterns and biomasses of Antarctic and ice krill in the Ross Sea in ... austral summer in 2005 were studied using a multi-disciplinary survey data set combining cetacean, krill ... independently in the same area. Distribution patterns and length frequency information for two species were ... distributed on the continental shelf region (shallower than 1000m water depth). In contrast, Antarctic krill ...
Meeting Document : WG-EMM-08/35 : Auteur(s): H. Murase, H. Yasuma, R. Matsukura, Y. Takao, K. Taki, T. Hayashi, T. Yabuki, T. Tamura, K. Konishi, K. Matsuoka, K. Miyashita, S. Nishiwaki and M. Naganobu (Japan)
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Review of the use of survey data and length-at-age models in the assessment of Dissostichus eleginoides in the vicinity of Heard Island and McDonald Islands (Division 58.5.2)
eleginoides in Division 58.5.2 and examines the sensitivity of the assessment of yield to these results ... established in 2003. In addition, the sensitivity of the estimates of abundance to the latest length-at-age ... cohorts assumed to be represented in the length density data. Assuming survey design produces unbiased ... abundance of cohorts present in any survey year such as could be derived through an age length key, and ...
Meeting Document : WG-FSA-SAM-06/15 : Auteur(s): D.C. Welsford, A.J. Constable and G.B. Nowara (Australia)