Résultats de la recherche

1. Pilot study on electrophoretic variation and stock structure in the mackerel icefish, Champsocephalus gunnari, South Georgia waters

   differentiation of samples was supported by the markedly non-random genotypic distributions (Wright’s fixation ... positive association between the extent of geographic separation and genetic divergence as estimated by ... indicate that localised stocks of C. gunnari exist in South Georgia waters. The questions posed by the non ...

   Meeting Document : WG-FSA-90/10 : Auteur(s): G.R. Carvalho and D.P. Lloyd-Evans (United Kingdom)

2. Responding to climate change: Adélie penguins confront astronomical and ocean boundaries

   averaged 12,760 km, with the longest being 17,600 km, and were in part facilitated by pack ice movement ... . Trip distances varied annually, but not by colony. Penguins rarely traveled north of the main sea ice ... Ross Sea sector decreases in the near future, as predicted by climate models, we can expect further ...

   Meeting Document : WG-EMM-10/P11 : Auteur(s): G. Ballard, V. Toniolo, D.G. Ainley, C.L. Parkinson, K.R. Arrigo and P.N. Trathan

3. The Patagonian toothfish: biology, ecology and fishery

   swimming when startled. Toothfish were first caught as a by-catch (as juveniles) in shallow trawl fisheries ... reported landings in 1995, was accompanied by problems of bird by-catch and over-exploitation as a ... supports valuable fisheries throughout the Southern Ocean. D. eleginoides are found on the southern shelves ...

   Meeting Document : WG-FSA-10/P05 : Auteur(s): M.A. Collins, P. Brickle, J. Brown and M. Belchier

4. Analysis of spatial and temporal structure in long-term krill fishery in the Area 48 and its relation to climate variability

   integrated ecosystem assessment used by ICES and the modern de-nosing data methods. The influence of climate ... characterized by the highest values of CPUE index and AAO index   reached in the Area 48 for the whole 1986-2011 ... fall-winter months of the Southern hemisphere are accompanied by the shrinking of the fishing season ... , 48.2 and 48.3 is considered.  It was found that the significant switching of fishery regime occurred in ...

   Meeting Document : WG-EMM-12/50 : Auteur(s): P. Gasyukov and S. Kasatkina (Russia)

5. Revised research plan for the 2013/14 exploratory longline fishery of Dissostichus spp. in Division 58.4.1

   Abstract:  Catch and effort data recorded by all vessels were analyzed using latest CCAMLR C2 and ... required to be separated by not less than 3 n miles from each other, but the rest of lines can be set ... could compromise success in the research. We propose the relaxation of rule by increasing the current ...

   Meeting Document : WG-FSA-13/38 : Auteur(s): Delegation of Japan

6. Revised research plan for the 2013/14 exploratory longline fishery of Dissostichus spp. in Division 58.4.2

   Abstract:  Catch and effort data recorded by all vessels were analyzed using latest CCAMLR C2 and ... required to be separated by not less than 3 n miles from each other but the rest of lines can be set freely ... compromise success in the research.  We propose the relaxation of rule by increasing the current trigger ...

   Meeting Document : WG-FSA-13/39 : Auteur(s): Delegation of Japan

7. Adélie penguin colony size predicts south polar skua abundance on Ross Island, Antarctica

   this regression line. We probably overestimated skua numbers at some colonies by overestimating the ... also likely an overestimate. We plan to revise our estimates and regression model by redefining the ... areas surveyed and recalculating abundances. We propose to validate the model by surveying skuas at a ... breed. We found a strong log-log linear relationship between numbers of skuas and penguin breeding pairs ...

   Meeting Document : WG-EMM-14/55 : Auteur(s): D.J. Wilson, P.O’B. Lyver (New Zealand), A.L. Whitehead (Australia), T.C. Greene (New Zealand), K. Dugger (USA), B.J. Karl, J.R.F. Barringer, R. McGarry (New Zealand), A.M. Pollard and D.G. Ainley (USA)

8. An update of the ageing program for Patagonian toothfish (Dissostichus eleginoides) at the Australian Antarctic Division, including a summary of new data available for the Integrated Stock Assessment for the Heard Island and the McDonald Islands fishery (Division 58.5.2)

   of methodological refinements have been made to those outlined by Nowara et al. (2009), particularly ... may be  interpreted differently by different readers, so they can be flagged, re-read, and consensus ... well as from the commercial fishery in 2013. The recent focus by AAD to age more large fish from ...

   Meeting Document : WG-FSA-14/45 : Auteur(s): B.M. Farmer, E.J. Woodcock and D.C. Welsford (Australia)

9. Chapter 2: Delivering CCAMLR’s Conservation Objective/General Context

   be taken by the Commission to achieving its objective throughout the whole of the Convention Area as ... well as at regional scales by developing and implementing proactive practical steps for spatial ... fishing by integrating krill and ecosystem research and monitoring (CCAMLR-38, paragraph 5.17; CCAMLR-39 ...

   Page : Site Section: The Organisation

10. Impacts of rising sea temperature on krill increase risks for predators in the Scotia Sea

    for predators by curtailing krill fishing at different points in the 21st century. The projected ... predator populations, especially penguins. Average penguin abundance declined by up to 30% of its ... varied by location and species group. Risk reductions at smaller spatial scales also differed from those ...

    Meeting Document : WG-EMM-18/P02 : Auteur(s): E.S. Klein, S.L. Hill, J.T. Hinke, T. Phillips and G.M. Watters

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