Resultados de la búsqueda
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CCAMLR’s Vulnerable Marine Ecosystems bioindicator taxa: a relevant tool for benthic ecoregionalisation
Abstract: This document is a short extraction from the article “Benthic ecoregionalisation and ... conservation issues. In this document, a methodological focus is made to highlight the relevance of using the ... constitutes a secondary result of the original study. Author(s): A. Martin, E. Trouslard, M. Hautecoeur, J ... Ecosystems bioindicator taxa: a relevant tool for benthic ecoregionalisation Microsoft Word File: emm-18-19 ...
Meeting Document : WG-EMM-18/19 : Autor(es): A. Martin, E. Trouslard, M. Hautecoeur, J. Blettery, C. Moreau, T. Saucède, N. Améziane, G. Duhamel and M. Eléaume
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Krill physiology and impact of temperature variations: a comparative approach
Abstract: The purpose of this "paper" is to present a research project in progress on ... the physiology of Antarctic krill, with a focus on the response to environmental temperature ... quickly became essential for a better understanding of the mechanisms involved in relation to the ... , Arctic and a latitudinal gradient stretching from the tropical environment to the waters of the Antarctic ...
Meeting Document : WG-EMM-2019/70 : Autor(es): J.-Y. Toullec and C.-Y. Lee
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Seabird and longline interactions: effects of a bird-scaring streamer line and line shooter on the incidental capture of northern fulmars Fulmarus glacialis
and reduced gear efficiency. The potential for solving these problems by using a bird-scaring streamer ... line and a line shooter was investigated in commercial longlining in the northern Atlantic off the ... mitigation measures, a combination of both and no mitigation measure. A total of 58,420 hooks were set in ... each of the four treatments. No birds were caught using the bird-scaring line alone and a single fulmar ...
Meeting Document : WG-FSA-01/78 : Autor(es): S. Løkkeborg (Norway) and G. Robertson (Australia)
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A REVIEW OF BIAS AND UNCERTAINTY IN ANTARCTIC PACK-ICE SEAL ABUNDANCE ESTIMATES
Abstract: While the joint CCAMLR-IWC workshop will consider a number of parameters for species ... of pack-ice seals focuses primarily on abundance and to a lesser extent trends in abundance. The ... spatial scope covers the circumpolar extent of pack-ice, and the temporal scope spans a period of more ... provide a sense of evolution and development of methodologies over a 50 year period of application. The ...
Meeting Document : CCAMLR-IWC-WS-08/06 : Autor(es): Steinhage, D., Bengtson, J., Blix, A.S., Bester, M., Boveng, P., Laake, J., Cameron, M., Nordøy, E., Forcada, J., Stewart, B., Southwell, C., Trathan, P., Rogers, T., Plotz, J., Bornemann, H.
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A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997–98 to 2013–14
12 years with a slight decline in the past two years. Length frequency distributions of Antarctic ... of the fishery – the reason for this is unclear. There has been a slight reduction in mean age in ... recommended that additional otolith readings for this area are given a high priority. There was a marked ... , S. Hanchet, S. Mormede and A. Dunn (New Zealand) Title: A characterisation of the toothfish fishery ...
Meeting Document : WG-FSA-14/52 : Autor(es): M. Stevenson, S. Hanchet, S. Mormede and A. Dunn (New Zealand)
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The winter pack-ice zone provides a sheltered but food-poor habitat for larval Antarctic krill
Abstract: A dominant Antarctic ecological paradigm suggests that winter sea ice is generally the ... is a food-poor habitat for larval development. In contrast, the more open marginal ice zone provides ... a more favourable food environment for high larval krill growth rates. We found that complex under ... previously fed. Model analyses indicate that this behaviour increases both food uptake in a patchy food ...
Meeting Document : WG-EMM-18/P04 : Autor(es): B. Meyer, U. Freier, V. Grimm, J. Groeneveld, B.P.V. Hunt, S. Kerwath, R. King, C. Klaas, E. Pakhomov, K.M. Meiners, J. Melbourne-Thomas, E.J. Murphy, S.E. Thorpe, S. Stammerjohn, D. Wolf-Gladrow, L. Auerswald, A. Götz, L. Halbach, S. Jarman, S. Kawaguchi, T. Krumpen, G. Nehrke, R. Ricker, M. Sumner, M. Teschke, R. Trebilco and N.I. Yilmaz
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CCAMLR ecosystem monitoring and a feedback management procedure for krill
Abstract: The CCAMLR Ecosystem Monitoring Programme has been developing a techniques-which might ... Programme might be incorporated into a feedback management strategy for this fishery. Author(s): A ... . Constable (Australia) Title: CCAMLR ecosystem monitoring and a feedback management procedure for krill ...
Meeting Document : WG-KRILL/CEMP-92/04 : Autor(es): A. Constable (Australia)
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Preliminary assessment of long-term yield of Patagonian toothfish (Dissostichus eleginoides) for the Heard Island region (CCAMLR Division 58.5.2) based on a random stratified trawl survey in June 2005
Abstract: A survey of Patagonian toothfish, Dissostichus eleginoides,was undertaken in Division ... -term annual yield in the 2005/2006 CCAMLR season. This paper provides a preliminary assessment of yield ... growth parameters, including the use of a length-at-age vector, (iii) consideration of a vulnerability ... Division 58.5.2) based on a random stratified trawl survey in June 2005 Approval: Approved ...
Meeting Document : WG-FSA-05/30 : Autor(es): A.J. Constable, T. Lamb and R. Williams (Australia)
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By-catch of fish during a 1995/96 deep-sea longline experimental fishing cruise off the Kerguelen Islands (Division 58.5.1)
1996. The by-catch has been identified with 10 species of fish reaching a important part (36,1%) of the ... Bathyraja irrasa are the dominant species in the by-catch. The morid Antimora rostrata is also a common by ... grenadiers and the skates, have a commercial potentiality if a deep-sea fishery occurs in the future. Author ... (s): Pruvost, P., Duhamel, G. Title: By-catch of fish during a 1995/96 deep-sea longline ...
Meeting Document : WG-FSA-96/36 : Autor(es): Pruvost, P., Duhamel, G.
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A brief exploitation of the stone crab Lithodes murrayi (Henderson) off south west Africa, 1979/80
. The species is largely confined to a bathymetric corridor of 500–700 m off South West Africa. Prior to ... commercial fishing, there was a densely populated region between 24°00'S and 24°40'S, although the ... crabs were present in small numbers over a much larger area. Over 90 per cent of the fishing effort was ... virtually constant. Some morphometric relationships and a factor for converting processed crab section mass ...
Meeting Document : WS-CRAB-93/21 : Autor(es): R. Melville-Smith (South Africa)