Résultats de la recherche
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Long-distance movements of tagged Patagonian (Dissostichus eleginoides) and Antarctic toothfish (D. mawsoni)
distances after the Chilean research survey for Dissostichus spp. in Subarea 48.2 recaptured one tagged fish ... in 2016 that had been released in Subarea 48.6 in 2011 (WG-SAM-16/20). The Working Group noted that ... throughout the CCAMLR area for consideration by the WG-FSA (WG-SAM-16, paragraphs 4.46 – 4.48). Analyses of ... toothfish movements have been recently conducted for release and recapture data within Subarea 48.3 (WG-FSA ...
Meeting Document : WG-FSA-16/25 Rev. 1 : Auteur(s): CCAMLR Secretariat
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Determining toothfish otolith structure using oxytetracycline at South Georgia – a preliminary report
dosages used for the injection of both OTC and SrCl2 did not impact negatively on their survival rate ... Abstract: A tagging programme for Patagonian toothfish (Dissostichus eleginoides) was initiated ... 2002 were injected with oxytetracycline (OTC) to mark the otoliths for age validation purposes. The ... results are presented here. Two fish marked with strontium-chloride (SrCl2) during the 2002 trawl survey ...
Meeting Document : WG-FSA-03/80 : Auteur(s): M.G. Purves, M. Belchier, D.J. Agnew, G. Moreno and T.R. Marlow (United Kingdom)
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Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2014/2015
the Russian Federation multi-year research program in the Weddell Sea that are prospected for 5 years ... Weddell Sea during most time of the year, this large water area is very similar with the Ross Sea. This ... most promising area for exploratory fishery of Dissostichus sp. However, fishery in Subarea 48.5 is ... collecting data for reliable stock assessment and following estimation of precautionary limits in accordance ...
Meeting Document : WG-SAM-14/07 : Auteur(s): Delegation of the Russian Federation
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Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2014/2015
the Russian Federation multi-year research program in the Weddell Sea that are prospected for 5 years ... Weddell Sea during most time of the year, this large water area is very similar with the Ross Sea. This ... most promising area for exploratory fishery of Dissostichus sp. However, fishery in Subarea 48.5 is ... collecting data for reliable stock assessment and following estimation of precautionary limits in accordance ...
Meeting Document : WG-FSA-14/09 : Auteur(s): Delegation of the Russian Federation
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Managing ecosystem uncertainty: critical habitat and dietary overlap of top-predators in the Ross Sea
habitats used for foraging. We also summarize data on diet and overlaps in foraging behavior among these ... food web. The fisheries that we contemplate are those for Antarctic toothfish and the Antarctic minke ... two predators we also include other trophic competitors and (and in two cases predatory species ... because this affords them access to waters under sea ice, which persists in this region except for late ...
Meeting Document : WG-EMM-06/29 : Auteur(s): Testa, J.W., Stewart, B.S., Olmastroni, S., Lyver, P., Karl, B., Eastman, J., Barton, K., Ballard, G., Toniolo, V., Wilson, P., Ainley, D.
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SPATIAL PATTERNS IN MACKEREL ICEFISH DIET PROVIDES INSIGHTS INTO KRILL ABUNDANCE AND DISTRIBUTION
low in Antarctic krill (7 % IRI) compared with similar data for the same month in 2004-2006. The ... indicate that the 2008/09 season was a particularly poor one for krill. Comparison of frequency of ... Abstract: The diet of mackerel icefish was investigated from stomachs of 828 fish caught on the ... results are consistent with other indicators of krill availability on the South Georgia shelf, which ...
Meeting Document : WG-EMM-09/27 : Auteur(s): M.A. Collins and C.E. Main (United Kingdom)
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Preliminary analysis of seabird by-catch in the South Georgia icefish fishery
trawl fishery for icefish (Champsocephalus gunnari) in Subarea 48.3. From December 2000 – February 2001 ... suggest that there may be a year effect. We were unable, with the limited data available, to separate ... for this potential problem. CCAMLR protocols and data formats for such observer studies need to be ... Abstract: We conducted a preliminary analysis on the numbers of birds caught as a bycatch in the ...
Meeting Document : WG-FSA-01/30 : Auteur(s): D.J. Agnew, N. Ansell and J.P. Croxall (United Kingdom)
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Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2016/17
-year research program in the Weddell Sea that is prospected for 3-5 years. Detailed plan of fishing ... promising area for exploratory fishery of Dissostichus sp. However, fishery in Subarea 48.5 is closed on the ... basis data on stock assessment absence. The main objective of the present program is collecting data for ... Sea during mostly all the year, this large water area is very similar to the Ross Sea. This similarity ...
Meeting Document : WG-SAM-16/25 : Auteur(s): Delegation of the Russian Federation
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Plan of the research program of Russian Federation in Subarea 48.5 (Weddell Sea) in season 2017/18
-year research program in the Weddell Sea that is prospected for 3-5 years. Detailed plan of fishing ... promising area for exploratory fishery of Dissostichus sp. However, fishery in Subarea 48.5 is closed on the ... basis data on stock assessment absence. The main objective of the present program is collecting data for ... Sea during mostly all the year, this large water area is very similar to the Ross Sea. This similarity ...
Meeting Document : WG-SAM-17/22 : Auteur(s): Delegation of the Russian Federation
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Plan of the research program of Russian Federation in Subarea 48.5 (Weddell Sea) in season 2017/18
-year research program in the Weddell Sea that is prospected for 3-5 years. Detailed plan of fishing ... promising area for exploratory fishery of Dissostichus sp. However, fishery in Subarea 48.5 is closed on the ... basis data on stock assessment absence. The main objective of the present program is collecting data for ... Sea during mostly all the year, this large water area is very similar to the Ross Sea. This similarity ...
Meeting Document : WG-FSA-17/25 : Auteur(s): Delegation of the Russian Federation