Resultados de la búsqueda
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Herpes virus antibodies in Arctocephalus gazella from Cape Shirreff, Livingston Island, Antarctica
bovine herpesvirus-1 (BHV-1) strain. Antibodies against BHV-1 were detected in four (7.4%) samples. The ... utility of the extra vascular fluid for serological research in this matter is suggested. It is also ... recognized the microneutralization test as sensitive method for this search. This finding also contribute ... with the knowledge confirming the extended distribution range of herpesvirus, affecting a large number ...
Meeting Document : WG-EMM-01/59 : Autor(es): O. Blank, J.M. Montt, M. Celedón and D. Torres (Chile)
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Effect of a shore-based sampling program on Notothenia coriiceps populations
Abstract: The effect of an intensive sampling programme on an inshore population of Notothenia ... summers of 1992/93 to 1994/95 at one specific zone (site 1) with those taken in the same last summer at ... two close but not previously sampled zones (sites 2 and 3). The fish were caught with trammel nets ... in length (TL) of the fish was observed throughout the whole period. The fish from sites 2 (x=32.4 cm ...
Meeting Document : WG-FSA-99/24 : Autor(es): R. Casaux and E. Barrera-Oro (Argentina)
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Results of trials undertaken around Crozet Island using pots to target Patagonian toothfish
Abstract: Patagonian toothfish (Dissostichus eleginoides) is the target species of a bottom ... longline fishery occurring in the Southern Indian Ocean off Kerguelen and Crozet islands. This fishery is ... exposed to high levels of interactions with cetaceans removing fish from the fishing gear and to ... comparison with longliners. This paper describes the trial and the results obtained with different pot models ...
Meeting Document : WG-FSA-10/10 : Autor(es): N. Gasco, P. Tixier and C. Guinet (France)
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Models of larvae dispersion of Antarctic toothfish (Dissostichus mawsoni)
from the Antarctic continent north to approximately 57° S. Efforts to understand early life history and ... stock structure in the Ross Sea have parallels for populations in other regions of the Antarctic, and ... hypotheses about how stock structure is maintained may apply to each population. We provide an update of the ... circumpolar models of larval dispersion for D. mawsoni developed by Hanchet et al. (2008) using the HiGEM ...
Meeting Document : WG-FSA-12/48 : Autor(es): A. Dunn, G.J. Rickard, S.M. Hanchet and S.J. Parker (New Zealand)
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Korean research plan for Dissostichus spp. in Subarea 88.3 in 2015/16
Abstract: The subarea 88.3 is a large area contained from 105°W to 70°W where has been closed to ... directed fishing following the results of a Chilean survey activities in 1998 (SC-CCAMLR-XVII/BG/7 ... ). Previous three research surveys conducted by the New Zealand and the Russian flagged vessels since 1998. It ... was noted that 8 D. Mawsoni were tagged by the New Zealand in the 2004/2005 season and 123 D. Mawsoni ...
Meeting Document : WG-SAM-15/09 : Autor(es): Delegation of the Republic of Korea
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Identification of marine Important Bird and Biodiversity Areas for penguins in South Shetland and South Orkney Islands: a comparison of two different approaches
on pre-existing approaches but revised according to the specific ecology of Pygoscelis penguin ... species; • Key improvements to the pre-existing approach include 1) refining track interpolation methods ... , and 2) revision of parameters for the kernel analysis (the smoothing factor and the utilization ... distribution); • We applied the revised method to 24 datasets of tracking data (three species, seven colonies ...
Meeting Document : WG-EMM-17/35 : Autor(es): M.P. Dias, A.P.B. Carneiro, V. Warwick-Evans, C. Harris, K. Lorenz, P. Trathan
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Procedures for proposals and reporting on research plans in data-poor fisheries
Abstract: Noting the large increase in new research proposals tabled targeting toothfish across ... the Convention Area, and the relative lack of progress in achieving research objectives in some areas ... , WG-SAM-17 recommended that the procedures for research plan proposals in data poor fisheries be ... compiled and further developed to bring together the advice from the Scientific Committee and its Working ...
Meeting Document : WG-FSA-17/13 : Autor(es): S.J. Parker and D.C. Welsford
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Spawning periods and locations of Champsocephalus gunnari in Subarea 48.3 (South Georgia and Shag Rocks): a review
indicates that they spawn inshore close to the bays and over the shelf to the northeast. There is also ... evidence that spawning is protracted and occurs from January through to July. The majority of commercial ... fishing activities for this species take place to the northwest of South Georgia over 12 nautical miles ... from the coast and do not overlap with important spawning areas. Therefore the current conservation ...
Meeting Document : WG-FSA-07/55 : Autor(es): S. Clarke, M. Belchier and M.A. Collins
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Time series of Drake Passage Oscillation Index (DPOI) from 1952 to 2005, Antarctica
Abstract: An assessment of the environmental processes influencing variability in the recruitment ... affects the Antarctic marine ecosystem as a whole. Naganobu et al. (1999) had assessed variability in ... krill recruitment and density in the Antarctic Peninsula area with an environmental factor; strength of ... westerly winds (westerlies) determined from sea-level pressure differences across the Drake Passage ...
Meeting Document : WG-EMM-05/17 : Autor(es): M. Naganobu and K. Kutsuwada (Japan)
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Proposal for a mark–recapture experiment to estimate toothfish population size in Subarea 48.4
Abstract: One UK vessel fished around the South Sandwich Islands (Subarea 48.4) in in July, 2005 ... programme to assess the toothfish population. Catch rates were similar to those experienced in Subarea 48.3 ... . The UK proposes to undertake a more extensive mark-recapture experiment in Subarea 48.4 over the 2006 ... – 2007 fishing seasons. The objective of the experiment will be to assess toothfish population structure ...
Meeting Document : WG-FSA-05/57 : Autor(es): Delegation of the United Kingdom