Résultats de la recherche
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Effects of different harvesting strategies on the mackerel icefish Champsocephalus gunnari around South Georgia
50% F 0.1 with F increasing three or five years after a good recruitment; pulse fishing at an ... interval of three years with no fishing in between; and changes in net selectivity resulting in a shift in ... constant levels of fishing mortality to the strength of the incoming year class. An increase of F, however ... the mackerel icefish (Champsocephalus gunnari) have been simulated for a period of 30 years. These ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 77–100 : Auteur(s): Köster, F.W. and K.-H. Kock
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Letter from the Convener
-year working group meetings of SC-CAMLR are to be held in Punta Arenas, Chile, with the Working Group ... am also planning to deal with the research proposals entirely in Plenary this year and kindly ... Dear WG-SAM participant, This year, the mid ... priorities for WG-FSA in consultation with the Scientific Committee Chair and to communicate the outcomes to ...
Document : Site Section: Meetings
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Integrated stock assessment for the Heard Island and the McDonald Islands Patagonian toothfish (Dissostichus eleginoides) fishery (Division 58.5.2)
consistent and did not show an early period with stronger inter-annual fluctuation. Based on this assessment ... eleginoides) at the Heard and the McDonald Islands (Division 58.5.2) with data until the start of August 2013 ... of a range of alternative fishery structures and model assumptions for year class strength (YCS) on ... . Across scenarios with YCS estimation, estimates of virgin spawning biomass (B 0) ranged from 89 448- 101 ...
Meeting Document : WG-FSA-13/24 : Auteur(s): P. Ziegler, S. Candy and D. Welsford (Australia)
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WG-KRILL-94
-Krill-94/25 Fishes caught along with the Antarctic krill in the vicinity of the South Shetland Islands ... Change of sex ratio of krill (Euphausia superba) from austral early summer to midsummer in 1983/84 in the ... 1994 to Wednesday, 3 August 1994 Submissions Due: Monday, 11 July 1994 Meeting documents Doc Number ...
Meeting
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Preliminary studies on age, growth and size at sexual maturity of Dissostichus eleginoides in the Ob-Lena Bank in the 2007/08 season
sampled by Observers were estimated last year. Then, we took several advice and comments about the methods ... rate and reached a larger size than males. The individuals with 80 cm total length, which are generally ... thought to begin to mature, corresponded to 10.6 year for females and 11.4 year for males. On the other ... hand, the age at 50 % maturity for females and males was estimated to be 12.3 and 12.5 year ...
Meeting Document : WG-FSA-11/16 : Auteur(s): K. Taki, T. Iwami and M. Kiyota (Japan)
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WG-SAM-14
CCAMLR with the example of the CASAL software S. Mormede and A. Dunn (New Zealand) WG-SAM-14/33 ... 58.4.4b by Shinsei maru No. 3 in 2014/15 Delegation of Japan WG-SAM-14/15 Revised assessment models for ... Patagonian toothfish in research block C of Division 58.4.4, Ob & Lena Banks for the years 1989/1990 to ... mawsoni) in Subarea 88.2 SSRUs 88.2C–H for the years 2002–03 to 2012–13 S. Mormede, A. Dunn and S.M ...
Meeting
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Conservation Measure Conservation Measure 41-01 (2012)
conducted by Spain in 2012/13, research lines would be set with less than 3 n miles separation ... Dissostichus mawsoni discarded, including those with the ‘jellymeat’ condition, shall be reported. 6. Each ... have one scientific observer appointed in accordance with the CCAMLR Scheme of ... . All vessels will comply with the Daily Catch and Effort Reporting Systems (Conservation Measure 23 ...
Conservation Measure : 41-01 (2012)
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Conservation Measure Conservation Measure 24-02 (2004)
by the vessel in the Convention Area with a minimum of four (TDRs) on the middle one-third of each ... the Convention Area with a minimum of four bottle tests (see paragraphs B5 to B9) on the middle one ... vessel can demonstrate its ability to fully comply with one of the following protocols. Protocol A ... (for vessels monitoring longline sink rate with Time-Depth Recorders (TDRs) and using longlines to ...
Conservation Measure : 24-02 (2004)
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Criteria for aging the otoliths of Dissostichus eleginoides from South Georgia (Subarea 48.3) and an analysis of aging precision
fish, but C2 indicated that captured fish may be mostly young, between 3-9 years old. The low precision ...
Meeting Document : WG-FSA-98/52 : Auteur(s): J. Ashford (United Kingdom) and S. Wischniowski (Canada)
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WG-SAM-09
(s): Monday, 29 June 2009 to Friday, 3 July 2009 Submissions Due: Monday, 15 June 2009 Meeting ... HEARD AND MCDONALD ISLANDS USING CATCH-AT-AGE DATA AND TWO YEARS OF SURVEY ABUNDANCE-AT-AGE DATA S.G ... & b BY SHINSEI MARU NO. 3 IN 2007/08 SEASON K. Taki, T. Ichii, M. Kiyota and S. Kawahara (Japan) WG ... -SAM-09/11 RESEARCH PLAN FOR TOOTHFISH IN DIVISION 58.4.4a & b BY SHINSEI MARU NO. 3 IN 2009/10 ...
Meeting