Resultados de la búsqueda
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Statistical problems in krill stock hydroacoustic assessments
Abstract: Two primary issues are at question for hydroacoustic assessments of krill, The first is ... accuracy of target-strength measurements. In the case of statistical methods, there are no clear guidelines ... techniques. However, this does not invalidate the use of available methods to conduct surveys and analyze ... results. In the case of target-strength accuracy, even if the present values were very accurate, the issue ...
Meeting Document : SC-CAMLR-VII/BG/22 : Autor(es): United States of America
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Informe del avance en la compilación y los análisis de datos científicos requeridos para el establecimiento de un AMP de la CCRVMA en el Mar Weddell (Antártida)
Abstract: At the CCAMLR meeting in 2012, the Commission welcomed the offer of Germany to take the ... Ministry of Food, Agriculture and Consumer Protection tasked the Alfred Wegener Institute, Helmholtz Centre ... . Germany intends to update the Scientific Committee on the actual state of our project, particularly on the ... main proceeds of a national data workshop held in Bremerhaven early September 2013. The main objectives ...
Meeting Document : SC-CAMLR-XXXII/BG/07 : Autor(es): Delegation of Germany
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Research plan for exploratory fishing for toothfish (Dissostichus spp.) in East Antarctica (Divisions 58.4.1 and 58.4.2) by Australia
for these divisions and inform the necessary considerations of spatial structure, biomass and ... connectivity of toothfish populations. In addition, environmental data from CTD (conductivity, temperature and ... depth) and video loggers will contribute to models of toothfish habitat use. These models will inform ... spatial management approaches for toothfish, and the conservation of representative areas of benthic ...
Meeting Document : WG-SAM-15/10 : Autor(es): Delegation of Australia
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Domain 1 MPA designation process: data sharing and future enhanced work
Abstract: During the last years, a large amount of information was gathered and shared in one ... unique project for the development of a representative system of MPAs in Domain 1. This process ... integrates, compiles, analyses and exposes a large amount of information, not only contributing to the best ... science available but also providing a platform for the sharing and visualization of information, further ...
Meeting Document : WG-EMM-16/73 : Autor(es): M. Santos, A. Capurro and C.A. Cárdenas
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Pygoscelis penguin colonies census in the Vernadsky Antarctic station area (Statistical Subarea 48.1)
provided during 2017-2018 breeding season. The Pygoscelis penguins in the region of research are mainly ... gentoo penguin, which has formed 14 autonomous colonies with about 13320 of breeding pairs total and ... colonies with 5300 nesting pairs and 800 immature penguins. Inside of the Adelie penguin specie family ... , there is significantly higher percentage of birds which not involved in the reproduction process. This ...
Meeting Document : WG-EMM-18/25 : Autor(es): V.M. Smagol, A.O. Dzhulay, I.V. Dykyy and G.P. Milinevsky
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New Antarctic deep-sea weird leech (Hirudinida: Piscicolidae): morphological features and phylogenetic relationships
parasite of Whitson’s grenadier Macrourus whitsoni (Regan) (Macrouridae: Gadiformes) collected in the Ross ... tubercles on the venter and dorsal segmental tubercles, an uncommon appearance of its anterior sucker with ... combination of features of the reproductive and digestive systems. The presence of uncommon tubercles can be ... attributed, in part, to temporary associations of A. shandikovi n. sp. with its fish hosts and a need for ...
Meeting Document : WG-FSA-18/P01 : Autor(es): A. Utevsky and S. Utevsky
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Pygoscelis penguin census in the Vernadsky Antarctic station area
region of research are gentoo penguin, which has formed 14 separate colonies with about 13320 of breeding ... formed 8 nesting colonies with 5300 nesting pairs and 800 immature penguins. Inside of the Adelie penguin ... species family, there is a significantly higher percentage of birds which not involved in the reproduction ... process. This fact, to some extent, probably explains the depression of the world population of the Adelie ...
Meeting Document : SC-CAMLR-XXXVII/BG/06 : Autor(es): V.M. Smagol, A.O. Dzhulay, I.V. Dykyy, G.P. Milinevsky and E.O. Dykyy
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Marine classification: lessons from the New Zealand experience
management mandate. This paper considers a range of methodological options for data-driven marine ... Abstract: New Zealand has a considerable body of experience creating spatial classifications of ... multivariate statistical modeling have made possible the combined use of spatially comprehensive environmental ... data and discontinuous biological data to generate rigorous, objective, data-driven classifications of ...
Meeting Document : WS-BSO-07/6 : Autor(es): B. Sharp, M. Pinkerton and J. Leathwick (New Zealand)
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Implementing plausible ecosystem models for the Southern Ocean: an ecosystem, productivity, ocean, climate (EPOC) model
statistical language to help explore topical issues on Antarctic marine ecosystems, including impacts of ... climate change, consequences of over-exploitation, conservation requirements of recovery and interacting ... be used to facilitate the development of plausible ecosystem models for evaluating management ... procedures for krill following the recommendations of the workshop held by WG-EMM in 2004. EPOC has been ...
Meeting Document : WG-EMM-05/33 : Autor(es): A.J. Constable
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Shags in Antarctica: their feeding behaviour and ecological role in the marine food web.
Abstract: Feeding behaviour, ecological role in the marine food web and population trend of the ... of both sexes partition foraging depths and food resources, which might diminish intra-specific ... requirements at the nest increase, they increment the number but reduce the duration of the feeding trips. A ... steady declining trend in the number of breeding pairs of both species has been observed in the last ...
Meeting Document : WG-FSA-05/P5 : Autor(es): Casaux, R., Barrera-Oro, E.R.