Resultados de la búsqueda
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A feasibility study for stock assessment of D. mawsoni in the Ross Sea (Subares 88.1 and 88.2) using a tag and recapture experiment
purpose of stock assessment of the Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea. An ... Zealand) Title: A feasibility study for stock assessment of D. mawsoni in the Ross Sea (Subares 88.1 and ... -98 to nearly 1800 t in 2002-03. Although some Patagonian toothfish (D. eleginoides) are taken in the ... 90% D. mawsoni) have been tagged and released in the area, from vessels operating in the exploratory ...
Meeting Document : WG-FSA-SAM 03/10 : Autor(es): K.J. Sullivan, N.W.McL. Smith, J. McKenzie and S.M. Hanchet (New Zealand)
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Foraging response of Antarctic fur seals to changes in the marine environment
1964 d at sea. The frequencies of krill, fish and squid in the diet were estimated from prey items ... physical factors were also important in explaining the seasonal pattern of fur seal foraging behaviour ... response of Antarctic fur seals to changes in the marine environment Approval: Approved ... Abstract: This study examined the relative contribution of environmental variation and the ...
Meeting Document : WG-EMM-99/35 : Autor(es): D.J. McCafferty, I.L. Boyd, T.R. Walker and R.I. Taylor (United Kingdom)
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Research plan for the 2016/17 exploratory longline fishery of Dissostichus spp. in Division 58.4.1
Abstract: The current season (2015/16) is the first one of the second three-season research in ... estimated following the procedure recommended at the WG-FSA in 2013 in order to maximize the expectation of ... of Japan Title: Research plan for the 2016/17 exploratory longline fishery of Dissostichus spp. in ... data-poor fisheries. In the present report, the next season research plan in Division 58.4.1 was made ...
Meeting Document : WG-SAM-16/04 : Autor(es): Delegation of Japan
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Research plan for the 2016/17 exploratory longline fishery of Dissostichus spp. in Division 58.4.2
Abstract: The current season (2015/16) is the first one of the second three-season research in ... estimated following the procedure recommended at the WG-FSA in 2013 in order to maximize the expectation of ... of Japan Title: Research plan for the 2016/17 exploratory longline fishery of Dissostichus spp. in ... data-poor fisheries. In the present report, the next season research plan in Division 58.4.2 was made ...
Meeting Document : WG-SAM-16/05 : Autor(es): Delegation of Japan
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Revised proposal for a CCAMLR sponsored research survey to monitor abundance of pre-recruit Antarctic toothfish in the southern Ross Sea
survey was presented to the 2011 meeting of WG-SAM. In this paper we provide an update of the preliminary ... for the research proposal for a longline survey of pre-recruit toothfish in the southern Ross Sea ... location, the number of sets in each stratum required to achieve target c.v.s, and associated sampling ... -recruit (<100 cm TL) toothfish in the south of SSRUs 881.J and 881.L in the southern Ross Sea using ...
Meeting Document : WG-FSA-11/47 : Autor(es): S.M. Hanchet, S. Mormede, S.J. Parker and A. Dunn (New Zealand)
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Long term variability in the diet and reproductive performance of penguins at Bird Island, South Georgia
present in 89 % of samples and were the main prey (> 50 % by mass) in 10 years of the study. Antarctic ... frequently recorded species, in 51 % and 33 % of samples respectively. The energy or mass of krill in the ... , H.J. Peat and P.N. Trathan Title: Long term variability in the diet and reproductive performance of ... krill Euphausia superba were present in 85 % of all diet samples. Fish were present in 79 % of samples ...
Meeting Document : WG-EMM-17/P02 : Autor(es): C.M. Waluda, S.L. Hill, H.J. Peat and P.N. Trathan
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A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997–98 to 2010–11
1997–98 to 2010–11. During the 2010–11 fishing year most of the catch in Subarea 88.1 came from the ... slope SSRUs 88.1H and 88.1I, and SSRU 88.1K. About 63% of the catch limit in the north was taken from ... time in each of the fisheries showing no trend. There is no evidence of any truncation of the overall ... ) Title: A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997–98 to 2010–11 ...
Meeting Document : WG-FSA-11/45 : Autor(es): M.L. Stevenson, S.M. Hanchet, S. Mormede and A. Dunn (New Zealand)
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Preliminary standardised CPUE analysis of the New Zealand toothfish fishery in Subarea 88.1 from 1997/98 to 2001/02
analysis, variables area, season, length of line, soaktime, latitude and month in season entered the model ... , in order. This model explained 32% of the data variability, but was influenced by exploratory fishing ... and type of set (research or exploratory) entered the model, in order. This model explained 34% of the ... (New Zealand) Title: Preliminary standardised CPUE analysis of the New Zealand toothfish fishery in ...
Meeting Document : WG-FSA-02/41 : Autor(es): R.G. Blackwell and S.M. Hanchet (New Zealand)
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DEVELOPMENT OF SPATIALLY EXPLICIT AGE-STRUCTURED POPULATION DYNAMICS OPERATING MODELS FOR ANTARCTIC TOOTHFISH IN THE ROSS SEA
distribution of Antarctic toothfish, suggesting that younger fish were found predominantly in the southern ... conflict with assumptions of known abundance in the model and the abundance information inherent in the tag ... operating models for Antarctic toothfish in the Ross Sea. The operating models consider both a coarse-scale ... other factors to quantify risk and uncertainties for management of the Ross Sea Antarctic toothfish ...
Meeting Document : WG-SAM-09/18 : Autor(es): A. Dunn, S. Rasmussen and S. Hanchet (New Zealand)
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An updated descriptive analysis of the toothfish (Dissostichus spp.) tagging programme in Subareas 88.1 and 88.2 up to 2005/06
Abstract: A descriptive analysis of the toothfish tagging programme carried out in Subareas 88.1 ... fish in the Ross Sea was very close to the size composition of the catch. Author(s): A. Dunn and S.M ... which were presented in July 2006 at WG-FSA-SAM. In addition, the paper presents release and recapture ... still only available for about half of the non-New Zealand vessels for 2003-04. A reported total of 10 ...
Meeting Document : WG-FSA-06/34 : Autor(es): A. Dunn and S.M. Hanchet (New Zealand)