Resultados de la búsqueda
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Morphometrics, maturity and movement of the Antarctic skates Amblyraja georgiana and Bathyraja eatonii in the Ross Sea
were significant differences between the two sexes: females are broader and heavier than males at ... length-weight relationships for Bathyraja eatonii, but preliminary regressions are provided for the two ... sexes combined. It is probable that large females are larger and heavier than males of the same size ... . The regressions for these species should be used with caution. The length at 50% maturity for male A ...
Meeting Document : WG-FSA-02/42 : Autor(es): M.P. Francis and N.W. McL. Smith (New Zealand)
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The biology, ecology and development of fishery management advice for the anomuran crabs of South Georgia (CCAMLR Subarea 48.3)
Abstract: This paper summarises the data collection requirements for the exploratory fisheries ... for Dissostichus spp. and the general characteristics of the research hauls which may assist WG-FSA to ... determine the extent to which the available data may be used in developing assessments for these fisheries ... . Author(s): M. Belchier, T. Peatman and J. Brown (United Kingdom) Title: The biology, ecology and ...
Meeting Document : WG-FSA-11/26 : Autor(es): M. Belchier, T. Peatman and J. Brown (United Kingdom)
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The diet of the blue-eyed shag Phalacrocorax atriceps during summer at Nelson Island, Antarctica: temporal variations and consumption rates
Abstract: One hundred and thirty nine stomach contents of the blue-eyed shag Phalacrocorax ... by far the main prey, followed by octopods, gammarids, euphausiids and polychaetes. Notothenia ... coriiceps, predominated in frequency (56%) and in mass (55%), whereas Harpagifer antarcticus was the most ... important by number (60%). The mean mass of the stomach contents was 220 g, whereas the mean number of fish ...
Meeting Document : WG-EMM-95/82 : Autor(es): Silva, P., Barrera-Oro, E., Casaux, R., Favero, M., Coria, N.
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Stock assessment of the mackerel icefish, Champsocephalus gunnari (Lönnberg, 1906) in Subarea 48.3 for the 1991/91 season, using virtual population analysis
Abstract: An assessment of the Champsocephalus gunnari fishery in sub-area 48.3 using VPA from ... 1976/77 to 1990/91 is presented. The analysis was tuned to abundance indices derived from fishery ... independent stock assessment surveys between 1986/87 and 1990/91. The results indicate a very different ... . Potential TAC levels are calculated, based on the F0.1 management strategy, however, the wisdom of limiting ...
Meeting Document : WG-FSA-91/15 : Autor(es): G. Parkes (United Kingdom)
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Can we improve the Scientific Committee’s ability to provide unequivocal management advice on fish stocks in the Convention Area?
Abstract: An outline is provided on data and analyses which would be required to improve the ... knowledge of the stocks and improve the Scientific Committee’s ability to provide less controversial ... the World Ocean (e.g. the North Atlantic) has to be accepted and to be taken into account for ... fisheries management. As a result. advice provided by the WG FSA can rarely be unequivocal, albeit it has to ...
Meeting Document : WG-FSA-90/25 : Autor(es): Convener, Working Group on Fish Stock Assessment
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Survey of Antarctic fur seals Arctocephalus gazella in the South Shetland Islands, Antarctica, during the 1986/87 austral summer
Abstract: A survey of Antarctic fur seals in the South Shetland Islands, Antarctica, during the ... were identified, some of which had not previously been reported. The largest pupping sites are at Telmo ... Island and Cape Shirreff, on the north coast of Livingston Island. Total fur seal pup production in the ... pinniped species observed during the survey are presented. The optimal sites for combined fur seal and ...
Meeting Document : SC-CAMLR-VI/BG/18 : Autor(es): J.L. Bengtson, L.M. Ferm (USA), T.J. Härkönen (Sweden), E.G. Schaner and B.S. Stewart (USA)
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On amendments to Conservation Measure 51-07 (2014) dealing with interim distribution of the trigger level in the fishery for Euphausia superba in Statistical Subareas 48.1, 48.2, 48.3 and 48.4
Abstract: Taking into account the practice and current state of krill fishery in Area 48, Ukraine ... proposed to revise the Conservation Measure 51-07 (2014) in order to redistribute the trigger level of ... enable to follow the precaution conservation principles of the Convention and in the same time will not ... inflict an economic damage to the krill fishery. Author(s): Delegation of Ukraine Title: On amendments ...
Meeting Document : WG-EMM-15/40 : Autor(es): Delegation of Ukraine
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On interim distribution of the trigger level in the fishery for Euphausia superba in statistical Subareas 48.1, 48.2, 48.3 and 48.4
Abstract: Taking into account the practice and current state of krill fishery in Area 48, Ukraine ... proposed to consider the Conservation Measure 51-07(2014) in order to redistribute the trigger level of ... to follow the precaution conservation principles of the Convention and in the same time will not ... inflict an economic damage to the krill fishery. Author(s): Delegation of Ukraine Title: On interim ...
Meeting Document : CCAMLR-XXXIV/BG/35 : Autor(es): Delegation of Ukraine
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Predator trophic hotspots in the Indian sector of the subantarctic Southern Ocean: how do they overlap with marine protected areas?
Abstract: The Indian sector of the subantarctic region hosts large populations of top predators ... which are listed at various level of vulnerability by the IUCN and which are monitored by several bio ... -logging programs since the late 1980s. Here we analyze more than 800 individuals from seven different ... that the trophic hotspots constitute a network connected by the Antarctic Circumpolar Current (ACC ...
Meeting Document : WS-SM-18/07 : Autor(es): M. O’Toole, S. Sergi, A. Baudena, C. Cotté, C. Bost, C. Guinet, H. Weimerskirch, M.A. Hindell, P. Koubbi and F. d’Ovidio
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The applicability of international conservation instruments to the establishment of marine protected areas in Antarctica
, and thus include Antarctica within the scope of a worldwide system of marine protected areas. However ... or even impossible because of the area’s unique political situation and existing regimes. It is ... unlikely to be feasible, efforts should be made to apply within the Antarctic Treaty System (ATS) certain ... principles and requirements agreed under instruments with global purview. These include the formulation of ...
Meeting Document : WG-EMM-04/32 : Autor(es): S. Grant (United Kingdom)