Résultats de la recherche
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A preliminary stock assessment in SSRUS 486A, G: A Bayesian and CPUE based biomass dynamic model
contribution to estimate abundance in a simple biomass dynamic model for both species of toothfish in northern ... sets in which both species are present, and thus, an analysis of catch intention was implemented by ... is highly dependent on priors for estimated parameters and information in CPUE and catches ...
Meeting Document : WG-SAM-13/29 : Auteur(s): R. Wiff, J.C. Quiroz (Chile) and R. Scott (United Kingdom)
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) - Version 2015 - Part C: Data analysis and MPA scenario development
EMM) the background document that provides the scientific basis for the evaluation of a marine ... scenario development that were carried out within the framework of the WSMPA project. Chapter 1 contains an ... had welcomed and endorsed as a foundation reference document for the Weddell Sea MPA planning by the ...
Meeting Document : WG-EMM-15/46 : Auteur(s): K. Teschke, H. Pehlke, M. Deininger, L. Douglass and T. Brey on behalf of the German Weddell Sea MPA project team
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Monitoring variability and change in the plankton communities of the Scotia Sea through Continuous Plankton Recorder surveys
Survey (BAS) and the Sir Alister Hardy Foundation for Ocean Science (SAHFOS). This report documents the ... . An analysis considering the relationship between satellite-derived dynamic height (from which frontal ... Approved Delegation responsibility for releasing documents: United Kingdom ...
Meeting Document : WG-EMM-16/29 : Auteur(s): G.A. Tarling, M.Z. Wootton, D.G. Johns, T.D. Jonas, E.J. Murphy and P. Ward
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Marine debris: a persistent and emerging threat to antarctic ecosystems
has the capacity to detect and monitor the impacts of marine debris on populations, and could set an ... example for other management bodies seeking to reduce the impacts of this problem on marine species ... : Content Approved Document Release Consent: Yes Delegation responsibility for releasing documents: CCAMLR ...
Meeting Document : SC-CAMLR-XXXVI/BG/29 : Auteur(s): Submitted by ASOC
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Stable isotope analysis reveals trophic variation in adult Antarctic krill (Euphausia superba) around the Antarctic Peninsula from austral fall to early winter
ecosystem and an important link in the food web of the Antarctic ecosystem. The trophic information for this ... Approved Document Release Consent: No Delegation responsibility for releasing documents: China ...
Meeting Document : WG-EMM-2019/P03 : Auteur(s): H.T. Zhang, G.P. Zhu, Q. Song, S.Q. Wang, Y. Yang and Q.Y. Yang
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Observer self training guide – quiz
0809 ANT 06 12 TIXI P_128 KIW CRO IMG_ 80.jpg C171 2.1016299725 C018 F:\N\_0000000000000000 EN ...
Document : Site Section: Science
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Estimation and correction of migration-related bias in the tag-based stock assessment of Patagonian toothfish in Division 58.5.2
58.5.2 was estimated to be 0.4% and was insensitive to the time period of longline tag releases used. For ... migration rate, providing a simple yet effective approach to correct for the effects of emigration. The key ... benefit of making such an ad-hoc increase to the tag-shedding parameter is that it avoids the need to ... develop new assessment frameworks to account for emigration. The impact of increasing the tag-shedding ...
Meeting Document : WG-SAM-17/11 : Auteur(s): P. Burch, P. Ziegler, D. Welsford and C. Péron
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Estimation of the incidental capture of seabird species in commercial fisheries in New Zealand waters, 2000/01
novaezelandiae) trawl fisheries accounted for 94% of the 701 seabird captures in observed trawl fisheries ... atun), and scampi (Metanephrops challengeri) fisheries, and Mean seabird catch rates were estimated for ... the main fisheries with observed seabird captures: for ling longline fisheries, mean catch rates ... varied from 0.218 seabirds per 1000 hooks (s.e. = 0.033) in LIN 6 to 0.004 (s.e. = 0.004) in LIN 2; for ...
Meeting Document : WG-FSA-04/55 : Auteur(s): S.J. Baird (New Zealand)
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Dissostichus eleginoides îles Kerguelen dans la ZEE française (division 58.5.1)
58.5.1) 5.176 Insufficient information was available at the meeting to complete a Fishery Report for ... catch and effort data for the French longline fishery inside the French EEZ in Division 58.5.1 (fine ... -scale data) for the 1998/99 to 2003/04 fishing seasons were examined. These data had been kindly ... . 5.178 Figure 5.15 shows the standardised CPUE series for 1998/99 to 2003/04, along with estimated total ...
Document : Site Section: Publications
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Movement and growth of tagged toothfish around South Georgia and Shag Rocks (Subarea 48.3)
been recovered at 42°S after about one year at liberty from some opportunistic tagging carried out on a ... and 2001, and have been at liberty from one to two years. Four fish were tagged and recaptured from ...
Meeting Document : WG-FSA-02/28 : Auteur(s): T.R. Marlow, D.J. Agnew and I. Everson (United Kingdom)