Resultados de la búsqueda
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Identification of squid echoes in the south Atlantic
Abstract: During a research cruise of the British Antarctic Survey ship RRS James Clark Ross in ... February 1996, a substantial number of the ommastrephid squid, Martialia hyadesi, were caught in a pelagic ... trawl, near the Antarctic Polar Frontal Zone in CCAMLR Subarea 48.3. This paper describes acoustic data ... gathered during this haul and a survey of the immediate vicinity, in order to characterise an acoustic ...
Meeting Document : WG-EMM-97/26 : Autor(es): Rodhouse, P., Goss, C., Brierley, A., Watkins, J.
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Sexual ratio of Dissostichus eleginoides from longlines samples: a partial indicator of reproductive migration in Subarea 48.3
and the third week of July 1996, in the subarea 48.3 shows that the sex ratio departs from the ... expected 1:l ratio being the females more abundant in the longline samples, except during May, when the ... bottom habitats, this finding suggests that: or the females remain in higher proportion in the habitat ... the longline fishing techniques, or both sexes rise in the water column for spawn. No one of these ...
Meeting Document : WG-FSA-96/44 : Autor(es): Moreno, C.A., Guerra, J., Zuleta, A.
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Change-in-ratio and index-removal methods for population assessment and their application to snow crab (Chionoecetes opilio)
Abstract: Change-in-ratio and index-removal estimators are presented in a general form suitable ... for fisheries studies. We also show how to combine the two approaches in a single estimator. It is ... composition, in order to use these methods. We use the methods to estimate the population of legal-size snow ... crabs (Chionoecetes opillio) in St. Mary's Bay, Newfoundland, before and after the fishery, and to ...
Meeting Document : WS-CRAB-93/10 : Autor(es): X. Xu, E.G. Dawe and J.M. Hoenig (USA)
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Food and feeding of the mackerel icefish (Champsocephalus gunnari) around South Georgia in January/February 1991
gunnari) around South Georgia in January/February 1991 was analyzed in 3877 stomachs collected on 44 ... stations. Both, the proportion of krill (Euphausia superba) in the stomachs and the feeding intensity were ... uncommonly low in a period when energy-rich food is needed for the final maturation of the gonads. Author(s ... Georgia in January/February 1991 Approval: Approved ...
Meeting Document : WG-FSA-91/29 : Autor(es): K.-H. Kock (Germany), I. Everson, S. Campbell and G. Parkes (United Kingdom), D. Cielniaszek and J. Szlakowski (Poland)
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Analysis of operating conditions of the fishing vessel in relation to the distribution, biological state and behaviour of Antarctic krill (a contribution to the development of a simulation model)
processing vessel producting krill meat. The vessel operated in the Commonwealth Sea, the Cosmonaut Sea and ... in twi Scotia Sea areas (off South Orkneys and off South Georgia) from February to June 1988. In all ... cause was tthe size composition of krill in the catches. Preference was given to larger krill. The ... density of krill in aggragtions usually remained at a high level and was a less important cause of area ...
Meeting Document : SC-CAMLR-VIII/BG/23 : Autor(es): Delegation of USSR
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Update on the ‘Demersal interactions with marine benthos in the Australian EEZ of the Southern Ocean: an assessment of the vulnerability of benthic habitats to impact by demersal gears’ project
Abstract: We provide an update on progress in the FRDC and industry-funded project “Demersal ... interactions with marine benthos in the Australian EEZ of the Southern Ocean: an assessment of the ... vulnerability of benthic habitats to impact by demersal gears”. This project commenced in 2006 and is due to ... conclude with the publication of a final report in late 2011. Outputs of this project, including novel ...
Meeting Document : WG-EMM-10/23 : Autor(es): G.P. Ewing, D.C. Welsford and A.J. Constable (Australia)
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Recent trends in numbers of Crozet shags breeding at the Prince Edward Islands
decreased by more than 70% from 840 pairs in 1994/95 to 220 pairs in 2003/04 and then increased to some 500 ... pairs in 2008/09. The trends are thought to have been influenced by breeding success, which averaged ... were similar trends in numbers breeding and breeding success of gentoo penguins Pygoscelis papua, which ... doubled between the summers of 2001/02 and 2008/09. In 2008/09, some 600 pairs of Crozet shags were ...
Meeting Document : WG-EMM-10/P02 : Autor(es): R.J.M. Crawford, P.G. Ryan, B.M. Dyer and L. Upfold
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The first site of the Marine Protected Area network in the Akademik Vernadsky Station region: Argentine Islands, Skua Creek
Abstract: In 2005-2011 the Ukraine delegation at the CCAMLR presented to the Scientific Committee ... a series of documents with a proposal to establish Marine Protected Area (MPA) in the Akademik ... areas of special scientific interest. We present the results of the first steps in creation of Marine ... Protected Area network in Argentine Island Archipelago region. Author(s): Delegation of Ukraine Title: The ...
Meeting Document : WG-EMM-12/25 : Autor(es): Delegation of Ukraine
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Research plan to investigate finfish distribution and abundance in Subareas 48.1 and 48.2
Abstract: Chile has submitted a notification for research fishing in Subareas 48.1 and 48.2 in ... 2014, 2015 and 2016 in accordance with Conservation Measure 24-01 (paragraph 3). The research will ... determining the current status of fish stocks in the study area. Research fishing will be limited to 100 ... abundance in Subareas 48.1 and 48.2 Approval: Approved ...
Meeting Document : WG-SAM-13/14 : Autor(es): Submitted by the Secretariat on behalf of Chile
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Research plan to investigate finfish distribution and abundance in Subareas 48.1 and 48.2
Abstract: Chile has submitted a notification for research fishing in Subareas 48.1 and 48.2 in ... 2014, 2015 and 2016 in accordance with Conservation Measure 24-01 (paragraph 3). The research will ... determining the current status of fish stocks in the study area. Research fishing will be limited to 100 ... Chile Title: Research plan to investigate finfish distribution and abundance in Subareas 48.1 and 48.2 ...
Meeting Document : WG-FSA-13/10 : Autor(es): Delegation of Chile