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Optimization of survey sampling design in the detection of interannual variability and prey size selectivity in the diet of penguins
Paper Title: Optimization of survey sampling design in the detection of interannual variability ... and prey size selectivity in the diet of penguins Abstract / Description: Based on the preliminary ... results of a survey of prey size in Adélie penguins, sampling designs intended for the detection of inter ... the optimal allocation of observations at each level in nested ANOVA designs. The optimal numbers of ... . The yearly cost (C) of estimating the mean size of krill eaten by penguins at a given site is ... THE DETECTION OF INTERANNUAL VARIABILITY AND PREY SIZE SELECTIVITY IN THE DIET OF PENGUINS E ... . Marschoff and B. Gonzalez* Abstract Based on the preliminary results of a survey of prey size in Adelie ... penguins, sampling designs intended for the detection of interannual variations in mean prey size and ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 551–559 : Autor(es): Marschoff, E. and B. Gonzalez
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Size compositions of males and females in the course of the life cycle of Euphausia superba
Paper Title: Size compositions of males and females in the course of the life cycle of Euphausia ... size and sex composition of samples from commercial catches are analyzed over the reproductive season ... , using samples from different years. The observed variations were related to stages of krill maturity ... during the reproductive cycle. Information on size composition by sex is considered to be vital for an ... THE COURSE OF THE LIFE CYCLE OF EUPHAUSIA SUPERBA RR Makarov* * Abstract Earlier studies did ... catches are analyzed over the reproductive season, using samples from different years. The observed ... variations were related to stages of kriU maturity during the reproductive cycle. Information on size ... nOJlOB03peJlOCTH KPHJl5I B TeQeHHe ~HKJla BocnpOH3BO~CTBa. HH
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 3–16 : Autor(es): Makarov, R.R.
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Estimation of natural mortality for the Patagonian toothfish at Heard and McDonald Islands using catch-at-age and aged mark-recapture data from the main trawl ground
Paper Title: Estimation of natural mortality for the Patagonian toothfish at Heard and McDonald ... Islands using catch-at-age and aged mark-recapture data from the main trawl ground Abstract / Description ... in integrated assessments via CASAL for the Heard and McDonald Islands (HIMI, Division 58.5.2 ... adopted whereby the relatively long time series of catch-at-age and mark-recapture data from the main ... bias and imprecision for the CCODE model of the order of 2% while no increase was detected using the ... ), the population in Ground B is assumed to be ‘closed’ in that there has been no immigration nor ... over-dispersion parameter of 1 (i.e. no over-dispersion) for the assumed Poisson distribution for ... The annual natural mortality rate, M, is a very influential parameter in determining the productiv ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 29–45 : Autor(es): Candy, S.G., D.C. Welsford, T. Lamb, J.J. Verdouw and J.J. Hutchins
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Research currently being undertaken by the Republic of South Africa on "dependent and related species" within the Antarctic marine ecosystem
Paper Title: Research currently being undertaken by the Republic of South Africa on " ... ;dependent and related species" within the Antarctic marine ecosystem Abstract / Description: Selected ... components of the biological sciences programme are described. The primary objective of the studies being ... undertaken is to improve our understanding of the ecology of important predators (especially seals and ... in 1873. No further ornithological records Cha_! .1 enser ex Ped it ion were made unt f I the South ... --CAMLR-IV/BG/2 1985 RESEARCH CURRENTLY BEING UNDERTAKEN BY THE REPUBLIC OF SOUTH AFRICA ON "DEPENDENT ... AND RELATED SPECIES" WITHIN THE ANTARCTIC MARINE ECOSYSTEM Abstract Selected components of the ... biological sciences programme are described. The primary objective of the sudies being undertaken is to ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 59-77 : Autor(es): South Africa
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Diet of the Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (Subarea 88.1)
Paper Title: Diet of the Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica ... (Subarea 88.1) Abstract / Description: The diet of Antarctic toothfish (Dissostichus mawsoni) captured by ... bottom longline in the Ross Sea during the 2001 and 2002 fishing seasons was analysed (3 937 and 5 426 ... ) and the remaining stomachs often contained prey in advanced stages of digestion, making prey ... stomachs varied signifi cantly (15–62%), although no evidence of regurgitation was found in the stomachs ... . 10 (2003): 113–123 113 DIET OF THE ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI) FROM THE ROSS SEA ... , Nelson New Zealand Abstract The diet of Antarctic toothfi sh (Dissostichus mawsoni) captured by bottom ... longline in the Ross Sea during the 2001 and 2002 fi shing seasons was analysed (3 937 and 5 426 stomachs ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 113–123 : Autor(es): Fenaughty, J.M., D.W. Stevens and S.M. Hanchet
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New Zealand: Review documents for the Antarctic toothfish stock assessment for the Ross Sea region (Subarea 88.1 and SSRUs 88.2A and B)
Review documents for the Antarctic toothfish ... stock assessment for the Ross Sea region (Subarea 88.1 and SSRUs 88.2A and B) Sophie Mormede, Steve ... Parker, Alistair Dunn We briefly summarise the key papers that describe the stock assessment used for ... Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region. Appendix A has a list of the papers ...
Document : Site Section: Meetings
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Status of the Polish FIBEX acoustic data from the West Atlantic
Paper Title: Status of the Polish FIBEX acoustic data from the West Atlantic Abstract ... / Description: Acoustic data from the Polish FIBEX survey in the West Atlantic were analysed using recent ... acoustic target strength estimates of krill (SC-CAMLR, 1991a). This analysis indicated that the acoustic ... densities of krill in the oceanic parts of the Drake Passage were low (3 g m-2); however, the results also ... STATUS OF THE POLISH FIBEX ACOUSTIC DATA FROM THE WEST ATLANTIC P.N. Trathan British Antarctic Survey ... , Madingley Road Cambridge CB3 OET, United Kingdom Abstract Acoustic data from the Polish FIBEX survey in ... the West Atlantic were analysed using recent acoustic target strength estimates of krill (SC-CAMLR ... , 1991a). This analysis indicated that the acoustic densities of hi l l in the oceanic parts of the ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 125–132 : Autor(es): Trathan, P.N., J. Kalinowski and I. Everson
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Estimating the biodiversity of the sub-Antarctic Indian part for ecoregionalisation: Part I. Pelagic realm of CCAMLR areas 58.5.1 and 58.6
Abstract: Two studies are tabled for the Subantarctic pelagic area of CCAMLR areas 58.5.1 and ... 58.6, which covers the Crozet Basin and the north of the Kerguelen Plateau: one based on marine pelagic ... species (plankton and fish), and the second on top predators. In this report, we followed three types of ... methodology: (1) a taxonomic approach based on communities only, (2) a physiognomic approach used for the ...
Meeting Document : WS-MPA-11/10 : Autor(es): P. Koubbi (France), P.A. Hulley (South Africa), B. Raymond (Australia), F. Penot, S. Gasparini, J.P. Labat, P. Pruvost (France), S. Mormède (New Zealand), J.O. Irisson, G. Duhamel and P. Mayzaud (France)
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Characterisation of the Antarctic polar frontal zone to the north of South Georgia in summer 1994
Abstract: The Polar Front (PF) forms the southern boundary to the Polar Frontal Zone (PFZ) along ... the northern edge of the Antarctic Circumpolar Current (ACC). In a number of areas the position of the ... PF (and thus the PFZ) is known to be influenced by topographic steering, while local bathymetry has ... also been implicated in the movement and retention of various associated mesoscale features. In this ...
Meeting Document : WG-EMM-97/40 : Autor(es): Brandon, M.A., Trathan, P.N., Murphy, E.J.
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Review of the technical recommendations for the Patagonian toothfish fishery in order to minimize by-catch
Abstract: The Patagonian toothfish fishery in the EEZ of Kerguelen (division 58-5-1) and Crozet ... (subarea 58-6) is under the management of the competent French authority, the French Southern and Antarctic ... Territories (TAAF). The TAAF relies on advice from several scientific institutions, in particular from the ... National Museum of Natural History, Paris (MNHN). Within the context of this advice, the MNHN made ...
Meeting Document : SC-CAMLR-XXX/BG/10 : Autor(es): Delegation of France