Search results
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South Orkney Island 2016 Antarctic krill and ecosystem monitoring
Institute of Marine Research Report, 20 (2016): www.imr.no/filarkiv/2016/05 ...
Meeting Document : WG-EMM-16/P03 : Author(s): B.A. Krafft, G. Skaret, L.A. Krag, T. Rustand and R. Pedersen
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Population of macaroni penguins Eudyptes chrysolophus at Marion Island, 1994/95 to 2002/03, with information on breeding and diet
, macaroni penguins usually breed for the first time when aged about three years. From 1994/95–2002/03, pairs ... fledged on average 0.46 chicks per year, an amount thought insufficient to maintain the population ... penguins usually breed for the first time when aged about three years. From 1994/95–2002/03, pairs fledged ... on average 0.46 chicks per year, an amount thought insufficient to maintain the population. However, during ...
Meeting Document : WG-EMM-03/15 : Author(s): R.J.M. Crawford, J. Cooper and B.M. Dyer (South Africa)
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Defining predator foraging ranges, illustrated using Adélie penguin foraging tracks from Mawson coast
likely to be foraged by predators from one year to the next, i.e. what is a predator’s feeding range ... colonies, years, and species to define individual species and pooled foraging ranges. The establishment ... to be foraged by predators from one year to the next, i.e. what is a predator’s feeding range taking ... . This method builds on existing methods but incorporates tools for pooling information across colonies, years ...
Meeting Document : WG-EMM-02/41 : Author(s): I.R. Ball, A.J. Constable, J. Clarke and L. Emmerson (Australia)
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Changes to seabird avoidance regulations in Alaska demersal longline fisheries based on scientific research on effectiveness of mitigation measures
lines on larger vessels. Changes were based on research results from a two-year study conducted ... reduce seabird incidental take in all years, regions, and fleets (88 percent to 100 percent relative ... vessels. Changes were based on research results from a two-year study conducted by the Washington Sea ... in all years, regions, and fleets (88 percent to 100 percent relative to controls with no deterrent ...
Meeting Document : WG-FSA-02/53 : Author(s): K.S. Rivera (USA)
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Modelling Southern Ocean krill population dynamics: biological processes generating fluctuations in the South Georgia ecosystem
that adult population changes are a key aspect of the interannual fluctuations observed during some years ... structure in the predator diet involve a complex interaction of relative year class strength, timing ... that adult population changes are a key aspect of the interannual fluctuations observed during some years ... structure in the predator diet involve a complex interaction of relative year class strength, timing ...
Meeting Document : WG-EMM-01/53 : Author(s): E. Murphy and K. Reid (United Kingdom)
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Variations in the diet composition and feeding intensity of mackerel icefish (Champsocephalus gunnari) at South Georgia (Antarctic)
energy content appears to be the prefered diet. In years of krill shortage, such as in 1991, krill ... of the lowest within a 28 year period of investigation. Variation in food composition between sampling sites ... content appears to be the prefered diet. In years of krill shortage, such as in 1991, krill is replace ... a 28 year period of investigation. Variation in food composition between sampling sites was high ...
Meeting Document : WG-FSA-93/24 : Author(s): K.-H. Kock and S. Wilhelms (Germany), I. Everson (United Kingdom) and J. Gröger (Germany)
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Research plan for toothfish in Division 58.4.4a & b by Shinsei Maru No. 3 in 2013/14
zero to all observed IUU fishing, and using constant YCS (year class strength) in SSRU ... able to determine catch limit yet, we would like to conduct research repeated for at least 3-4 years ... zero to all observed IUU fishing, and using constant YCS (year class strength) in SSRU ... able to determine catch limit yet, we would like to conduct research repeated for at least 3-4 years ...
Meeting Document : WG-SAM-13/21 : Author(s): Delegation of Japan
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Feasibility of lead-radium dating the otoliths of blackfin icefish (Chaenocephalus aceratus) and ocellated icefish (Chionodraco rastrospinosus)
. Furthermore, a follow-up lead-radium dating study using cored otoliths (extraction of the first few years ... . Furthermore, a follow-up lead-radium dating study using cored otoliths (extraction of the first few years ...
Meeting Document : WG-FSA-10/17 : Author(s): A.H. Andrews, M. La Mesa and J. Ashford (USA)
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Proposal for a research plan for the exploratory longline fishery for Dissostichus spp. in 2014/15 in Division 58.4.4
24-01. France notifies its wish to collaborate in this research fishery over the coming years ... notifies its wish to collaborate in this research fishery over the coming years in order to participate ...
Meeting Document : WG-SAM-14/18 : Author(s): Delegation of France
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Preliminary assessment models of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea including data from the 2005/06 season
the estimates from the models, suggesting that the new data had a similar pattern to that of previous years ... the estimates from the models, suggesting that the new data had a similar pattern to that of previous years ...
Meeting Document : WG-FSA-SAM-06/11 : Author(s): Dunn, A. & Hanchet, S.M.