Resultados de la búsqueda
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Population dynamics of black-browed and grey-headed albatrosses Diomedea melanophris and D. chrysostoma at Bird Island, South Georgia
Abstract: Population dynamics of Black-browed and Grey-headed Albatrosses were studied at Bird ... Albatross colonies decreased, at an average rate of 1.8% per annum. Although the total Black-browed ... Albatross population increased (at 0.8% pa.), 14 of the 23 colonies (including both study colonies ... ) decreased. Black-browed Albatrosses follow an annual breeding cycle, with over 80% of birds successful in ...
Meeting Document : SC-CAMLR-XII/BG/21 : Autor(es): Delegation of United Kingdom
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Growth and Natural Mortality of Yellowfin Notothenia Patagonotothen guntheri shagensis from Shag Rocks Shelf
Abstract: Regularities of growth are established from the data of age determinations and analysis ... of yellowfin notothenia length-weight composition, mathematical description of length-weight ... dependence and parameters of Bertalanffy equation are given. Natural mortality coefficient, M, calculated by ... six various methods ranged from 0.63 to 1.06. With mean value of M, age and length at optimum ...
Meeting Document : WG-FSA-89/18 : Autor(es): V.I. Shlibanov (USSR)
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ICED workshop and conference session on Southern Ocean foodwebs and scenarios of change
ecosystems in order to help inform management of Southern Ocean fisheries. ICED will convene a workshop and ... conference session in the near future in order to address these issues. The theme of the November 2013 ... workshop is “Southern Ocean food webs and scenarios of change”, and that of the June 2014 conference ... session is “Detecting, projecting and managing the impacts of change in Southern Ocean ecosystems”. We ...
Meeting Document : WG-EMM-13/13 : Autor(es): R.D. Cavanagh on behalf of the international ICED Scientific Steering Committee
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Estimating nest-level phenology and reproductive success of colonial seabirds using time-lapse cameras
Abstract: We wish to draw the attention of Members to an online application of the R code ... ) implements the methods of the paper and provides summary outputs for direct input to CEMP A6b and A9 eforms ... . The abstract of the paper follows: Summary 1. Collecting spatially extensive data on phenology and ... . 2. We describe a method to estimate nest-level breeding phenology and reproductive success of ...
Meeting Document : WG-EMM-18/P01 : Autor(es): J.T. Hinke, A. Barbosa, L.M. Emmerson, T. Hart, M.A Juáres, M. Korczak-Abshire, G. Milinevsky, M. Santos, P.N. Trathan, G.M. Watters and C. Southwell
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Summary of the toothfish fishery and tagging program in the Amundsen Sea region (SSRUs 882C–H) to 2017/18
biological characterisation of the fishery shows a truncation of the right-hand limb of the age distribution ... between 2004 and 2014. No age data are currently available after 2014. We recommend that further ageing of ... slightly different as the effective tag release and recaptures (to account for different levels of tag ... estimate using effective tagging survival and tag detection rates and allowing a maximum of 20% change in ...
Meeting Document : WG-FSA-18/36 : Autor(es): S. Mormede and S. Parker
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Measurement of capacity in CCAMLR exploratory fisheries in Subareas 88.1 and 88.2: Secretariat update 2018
Abstract: This paper presents an update of the metrics of capacity and capacity utilisation ... not indicate an excess of capacity in the fishery. Interpretation of data for 2018 should be made in ... the context of changes in the area of operation and the application of fishery closures in the ... exploratory fishery in Subarea 88.1. Author(s): CCAMLR Secretariat Title: Measurement of capacity in CCAMLR ...
Meeting Document : WG-FSA-18/15 : Autor(es): CCAMLR Secretariat
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Measurement of capacity in CCAMLR exploratory fisheries in Subareas 88.1 and 88.2: Secretariat update 2019
Abstract: This paper presents an update of the metrics of capacity and capacity utilisation ... do not indicate an excess of capacity in the fishery. Interpretation of data for 2018 and 2019 ... should be made in the context of changes in the area of operation and the application of fishery ... closures in the exploratory fishery in Subarea 88.1. Author(s): CCAMLR Secretariat Title: Measurement of ...
Meeting Document : WG-FSA-2019/06 Rev. 1 : Autor(es): CCAMLR Secretariat
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Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Signy Island, South Orkney Islands, 2006/07
Abstract: The results of the eleventh annual survey of entanglement of Antarctic fur seals at ... Signy Island, South Orkney Islands are reported for the 2006/2007 summer season. There was 1 sighting of ... a seal wearing a neck collar of man-made debris. Data are compared with results from a parallel ... study undertaken at Bird Island, South Georgia in 2006/07. Author(s): Delegation of the United Kingdom ...
Meeting Document : SC-CAMLR-XXVI/BG/20 : Autor(es): Delegation of the United Kingdom
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Some peculiarities of Chionobathyschus dewitti biology in the Ross Sea
Abstract: Brief results of Chionobathyschus dewitti researches which based on data collected from ... by-catch of bottom longlines at Dissostichus mawsoni fisheries are presented. It is noted that the ... depths where Dissostichus mawsoni fishery is carried out are inhabited by adult specimens of ... Chionobathyschus dewitti, aged from 5 to 13. The characteristic feature of Chionobathyschus dewitti reproductive ...
Meeting Document : WG-FSA-04/90 : Autor(es): L.K. Pshenichnov (Ukraine)
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Management plan for Site of Special Scientific Interest (SSSI) No. 1
Abstract: Management at Cape Royds aims to: • avoid degradation of, or substantial risk to, the ... values of the Area by preventing unnecessary human disturbance to the Area; • allow scientific research ... -sampling; • minimize the possibility of introduction of alien plants, animals and microbes into the Area ... ; • allow visits for management purposes in support of the aims of the management plan. Author(s ...
Meeting Document : WG-EMM-02/59 : Autor(es): Secretariat