Résultats de la recherche

1. Revised proposal for the ongoing research plan on Patagonian toothfish (Dissostichus eleginoides) in Division 58.4.4b (2016/17–2020/21)

   this research plan in 2015 and a joint proposal was submitted for the first time in 2016 (WG-SAM-16/06 ... and WG-FSA-16/33 Rev. 1) for a period of 5 years. The proposal submitted here has been substantially ... and improved the revised research plan presented in SC-CAMLR-XXXVII Annex 12 and redefined slightly ... the research objectives. The survey design has been amended to avoid sea pen hotspots in the eastern ...

   Meeting Document : WG-FSA-2019/64 : Auteur(s): Delegations of Japan and France

2. Galindez Island gentoo penguin (Pygoscelis papua) colonies at GAI CEMP site population behaviour/dynamics in the 2018/19 season

   during 2018-19 season. The detailed observation of birds arrival, nesting, hatch and crèche has been ... provided in two colonies at GAI CEMP site at Galindez Island nearby the Vernadsky station. We inform on the ... results of visual survey of penguin population and penguin count. During the 2018/19 season biologist ... of gentoo GBV and GPP sites. The results of visual observations of penguin population changes are ...

   Meeting Document : WG-EMM-2019/60 : Auteur(s): P. Khoetsky, A. Dzhulai, G. Milinevsky, I. Dykyy, E. Dykyi, I. Parnikoza and L. Pshenichnov

3. DOWN-SCALING FOOSA TO MODEL THE ADMIRALTY BAY PYGOSCELID PENGUIN COLONIES: A WORK IN PROGRESS

   -fitting framework for the purpose of model validation, and 2) to add and explore functionality in Foosa to ... Abstract:  We apply Foosa at the scale of interactions among the 3 breeding penguin colonies ... , krill, and environmental variability at the long-term research site in Admiralty Bay, King George Island ... that Foosa capably captures the general trends in adult abundance at Admiralty Bay with minimal formal ...

   Meeting Document : WG-EMM-08/51 : Auteur(s): J.T. Hinke, G.M. Watters and W.Z. Trivelpiece (USA)

4. BioRoss – New Zealand funded marine biodiversity research in the Ross Sea region

   programme is to develop a more complete understanding of the biodiversity present in selected marine ... communities in the Ross Sea, allowing better management, and to facilitate better state of the environment ... Abstract:  This paper summarised progress made in the BioRoss marine biodiversity research ... programme administered by the New Zealand Ministry of Fisheries since 2000. The objective of the BioRoss ...

   Meeting Document : WG-FSA-04/60 : Auteur(s): J. Burgess (New Zealand)

5. Reproduction in the mackerel icefish (Champsocephalus gunnari) at South Georgia

   macroscopic examination of gonads. Evidence in support of the hypothesis that a proportion of mature fish fail ... Abstract:  Sexual maturation in the Mackerel Icefish, Champsocephalus gunnari, was studied by ... . Cielniaszek and J. Szlakowski (Poland) Title:  Reproduction in the mackerel icefish (Champsocephalus gunnari ... to spawn was obtained. Histological examination of ovaries indicates that some ova were undergoing ...

   Meeting Document : WG-FSA-91/07 : Auteur(s): I. Everson (United Kingdom), K.-H. Kock (Germany), G. Parkes (United Kingdom), D. Cielniaszek and J. Szlakowski (Poland)

6. Foraging patterns in the Antarctic Shag Phalacrocorax bransfieldensis at Harmony Point, Antarctica

   the nests) by incrementing the number of daily foraging  trips and the daily time invested in foraging ... Abstract:  During the 1995 and 1996 summer seasons the foraging patterns of the Antarctic Shag ... foraged once a day, females early in the morning and males when their partners returned to their nests ... . Compared to  those periods, when rearing chicks parents incremented the number of daily foraging  trips ...

   Meeting Document : WG-EMM-18/03 : Auteur(s): R. Casaux and M.L. Bertolin

7. Preliminary report on IWC-SO GLOBEC collaborative research in the western Antarctic Peninsula study area, March–June 2001

   analysis planned between IWC and SO GLOBEC in 2001. The 2002 series of cruises will further test these and ... Abstract:  The first three cruises in the 'year round' Southern Ocean GLOBEC series for ... passive acoustic team. The most frequently recorded and abundant baleen whale species in the study area ... current, and upwelling of this cold water produced by intrusions of the Antarctic Circumpolar Current into ...

   Meeting Document : SC-CAMLR-XX/BG/29 : Auteur(s): Observer (IWC)

8. Problems in estimating population length at age from commercial catches, the Patagonian toothfish as an example

   Abstract:  Age based fishery population models require information on size at age of the fished ... population and the commercial catch. Age-length keys can be produced by standardised random sampling of the ... commercial catches. This information does not necessarily reflect the size at age of the fished population ... and may be seriously biased. Through the use of a model, and using the Patagonian toothfish as an ...

   Meeting Document : WG-FSA-01/17 : Auteur(s): I. Everson (United Kingdom)

9. Has krill fishing the potential to adversely affect recruitment in Antarctic notothenioid fishes?

   by-catch in fisheries targeting krill. The species composition of fish by-catch in krill fisheries is ... 25 years later WG-FSA is still not in the position to estimate the amount of fish by-catch reliably ... and to decide on the significance of the problem. Modelling approaches conducted recently in Norway to ... well-known from Polish investigations in the late 1970s and the 1980s and from Japanese, Ukrainian, and ...

   Meeting Document : WG-FSA-14/66 : Auteur(s): K.-H. Kock (Germany) and C.D. Jones (USA)

10. Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region to 2016/17

    effective tagging survival and tag detection rates, both of which have decreased in the recent years ... of non-convergence in the key biomass parameters. The precautionary yield, using the CCAMLR decision ... Abstract:  We provide an update of the Bayesian sex and age structured population stock assessment ... for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region (Subareas 88.1 and SSRUs 88.2A–B ...

    Meeting Document : WG-FSA-17/37 Rev. 1 : Auteur(s): S. Mormede

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