Résultats de la recherche
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SPATIAL PROTECTION AND MANAGEMENT OF ANTARCTIC MARINE BIODIVERSITY
appropriate tools for marine spatial protection and management are already in place, that scientific ... ensure that such measures are implemented on a scientific basis, and with the aim of achieving harmonised ...
Meeting Document : WG-EMM-09/09 : Auteur(s): S. Grant (United Kingdom)
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Proposal for a winter longline survey of Antarctic toothfish in Subarea 88.1 SSRUs B–C in 2016
Abstract: We propose to conduct a scientific survey during the austral winter in the northern ... Ross Sea region to investigate spawning dynamics of Antarctic toothfish, as requested by the Scientific ... , sex ratio, fish condition, and stable isotopes. Author(s): S.J. Parker, S.M. Hanchet and R.J.C ...
Meeting Document : WG-SAM-15/47 : Auteur(s): S.J. Parker, S.M. Hanchet and R.J.C. Currey (New Zealand)
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Important aspects of prey distribution for the formation of foraging areas of chinstrap penguins and Antarctic fur seals at Seal Island
, 5) larger krill size and 6) occurrence of energy-rich bioluminescing myctophid fish at night ... pattern of krill which enhance prey capture, and availability of myctophid fish. Author(s): Bengtson, J.L ... inshore are: 1) proximity to breeding colonies and 2) high krill (Euphausia superba) abundance, whereas ... those of foraging slope/offshore are: 3) less patchy krill distribution, 4) shallow krill distribution ...
Meeting Document : WG-EMM-97/28 : Auteur(s): Bengtson, J.L., Hiruki, L.M., Naganobu, M., Ichii, T., Meyer, W.R., Cameron, M.F., Boveng, P., Takao, T., Miura, A., Jansen, J.K., Kawaguchi, S., Hayashi, T.
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Climate change and zooplankton dominance in the Antarctic marine ecosystem: implications for the food web
major factor regulating recruitment and population size of Antarctic krill (Euphausia superba) and ... population dynamics of salps (Salpa thompsoni). Strong krill recruitment success there follows years of ... sea-ice. An order of magnitude decrease of krill population size, increased incidence of massive salp ... blooms, and decreased abundance of krill-dependent Adelie penguins (Pygoscelis adeliae) in the past 15 ...
Meeting Document : WG-EMM-96/21 : Auteur(s): Siegel, V., Fraser, W., Trivelpiece, S., Holm-Hansen, O., Loeb, V., Hewitt, R., Trivelpiece, W.
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Warming effects in the Western Antarctic Peninsula Ecosystem: the role of population dynamic models for explaining and predicting penguin trends
complex links between climatic variables, primary productivity, krill and avian predators. There are ... several studies reporting statistical relationships between climate, krill and penguins population size ... influenced by the inter-annual variability in the sea-ice extent and krill biomass. In this paper we ... developed simple conceptual models for decipher the role of climate and krill fluctuations on the population ...
Meeting Document : WG-EMM-12/18 : Auteur(s): M. Lima and S.A. Estay (Chile)
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The implementation of an action plan to ensure the effectiveness of the conservation measures for Dissostichus spp.
Statistical Document Program for Dissostichus spp. and further related measures. Author(s): Delegation of ... measures for Dissostichus spp. Approval: Approved Secretariat Workflow Status: Content Approved Document ...
Meeting Document : CCAMLR-XVII/24 : Auteur(s): Delegation of Australia
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Interannual variation in the diet of the Antarctic prion Pachyptila desolata at South Georgia
was mainly crustaceans, with a small proportion of myctophid fish and trace amounts of cephalopods ... . Antarctic krill Euphausia superba was the dominant prey item in three years and was replaced by calanoid ... copepods, especially Rhincalanus gigas and Calanoides acutus, in two years of low krill abundance ... krill availability Antarctic Prions forage closer inshore, taking copepods by filtering surface water ...
Meeting Document : WG-EMM-97/12 : Auteur(s): Croxall, J.P., Edwards, T.M., Reid, K.
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USING ECOSYSTEM STRUCTURE TO IDENTIFY FINER-SCALE SSMUS FOR OCEANIC AREAS IN SUBAREAS 48.1 TO 48.3
Abstract: One of the main issues in the management of the krill fishery is finding a spatial ... subareas. The oceanic SSMUs are the location of 72% of the estimated krill biomass, 61% of the estimated ... consumption of krill by predators and 10% of the cumulative total fishery catch in the three subareas (48.1 to ... ecological and oceanographic studies, and from the concentration of krill catches in limited parts of the ...
Meeting Document : WG-EMM-11/18 : Auteur(s): S.L. Hill and J. Silk (UK)
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On dispersion of different pelagic organisms, forming Antarctic backscattering in South Sandwich subarea during January–February 2000
echosounder in 48.4 Subarea. It has been shown that myctophid fish species are dominated in nectonic fraction ... myctophid fish species. There have been obtained differences between spatial distribution of different ... 80-90m layer, high densities of myctophid fish are observed within the whole depth range of 0-350m ... . At the depth of more than 90m principle backscattering recorders can be pertained to myctophid fish ...
Meeting Document : WG-EMM-01/61 : Auteur(s): S.M. Kasatkina and A.P. Malyshko (Russia)
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Review of the 2007 budget, draft 2008 budget and forecast budget for 2009
exploratory fisheries expenditure against the income received from new and exploratory fisheries application ... forfeited New and Exploratory Fisheries funds relating to the 2006/07 fishing season are expected to amount ...
Meeting Document : CCAMLR-XXVI/04 : Auteur(s): Executive Secretary