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Relationship between Antarctic krill (Euphausia superba) variability and westerly fluctuations and ozone depletion in the Antarctic Peninsula area
and the strength of westerlies during 1982–1998. Years with strong westerlies during the austral ... ; = 0.57) and 2-year-old krill (r = 0.69) with a level of significance of 5%. In addition, the strength of ... westerlies also had a strong correlation with chlorophyll a (r = 0.63) and sea ice cover with a 1-year time ... density with hypothesized environmental factors, including strength of westerly winds (westerlies ...
Meeting Document : WG-EMM-99/52 : Autor(es): M. Naganobu, K. Kutsuwada, Y. Sasai and T. Taguchi (Japan) and V. Siegel (Germany)
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CCAMLR-III
Full Name: Third Meeting of the Commission Location: Hobart, Australia Date(s): Monday, 3 ... Cooperation with other organisations Antarctic Treaty Consultative Parties CCAMLR-III/09 Headquarters ... Standing Committee on Administration and Finance Executive Secretary CCAMLR-III/11 Cooperation with other ... /INF. 1 Rev. 3 List of meeting documents CCAMLR-III/INF. 2 Rev. 3 List of meeting participants CCAMLR ...
Meeting
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Informe de pesquería: Dissostichus eleginoides Isla Heard (División 58.5.2)
). 17 TOP 58.5.2 1998 2000 2002 2004 2006 10 0 20 0 30 0 40 0 Year C P U E Figura ... 2006 20 0 40 0 60 0 80 0 10 00 Year C P U E Figura 10: Serie estimada de la CPUE ... 5 y 10. 19 TOP 58.5.2 Year N o. R ec ru its (m il) 0 5 10 15 1985 1990 1995 2000 ... 2005 year values 0 5 10 15 2-year running average Figura 12: Comparación de la serie ...
Document : Site Section: Publications
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Modelling krill recruitment
other parameters consistent with the observed proportional recruitment parameters. A procedure is given ... for generating families of recruitment functions which are consistent with the statistical uncertainty ... method includes the calculation of natural mortality and other parameters consistent with the observed ... which are consistent with the statistical uncertainty in the observed recruitment parameters. Resume ... size over the range of interest, the recruitment is a random variable with constant mean and variance ... , that is the recruitments over a series of years are independent, identically distributed random ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 49–54 : Autor(es): W.K. de la Mare
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Antarctic krill – Proposal of studies
correlated with hydrographic and meteorological features according to years and seasons, etc. 5 5 ... possible comme.rcial fishing are still in the early stage of the progress. The present objects of study ... interaction with other living organisms of the Antarctic ecosystem. Especially the quantitative aspecii of ... exploitation of the Antarctic krill has been operated for these several years (by fleets of Japan and ...
Document : Site Section: The Organisation
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Long term variability in the diet and reproductive performance of penguins at Bird Island, South Georgia
and were the main prey in 12 years, with Champsocephalus gunnari and Lepidonotothen larseni the most ... Abstract: Inter-annual variability in diet during crèche (December to February) over 22 years ... present in 89 % of samples and were the main prey (> 50 % by mass) in 10 years of the study. Antarctic ... patterns of gentoo penguin diet variability with those of macaroni penguins Eudyptes chrysolophus breeding ...
Meeting Document : WG-EMM-17/P02 : Autor(es): C.M. Waluda, S.L. Hill, H.J. Peat and P.N. Trathan
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A RISK ASSESSMENT TO ADVISE ON STRATEGIES FOR SUBDIVIDING A PRECAUTIONARY CATCH LIMIT AMONG SMALL-SCALE MANAGEMENT UNITS DURING STAGE 1 OF THE STAGED DEVELOPMENT OF THE KRILL FISHERY IN SUBAREAS 48.1, 48.2, AND 48.3.
level. Relative to Fishing Options 2 and 3, fishery performance under Option 4 is also poor, with ... . (2008) to assess the risks and tradeoffs associated with various management strategies for subdividing ... selecting among Fishing Options 2, 3, and 4 are tradeoffs between the risks to predator populations and ... of Fishing Option 3 will also require substantive fishery operations in pelagic SSMUs, but, if krill ...
Meeting Document : WG-EMM-08/30 : Autor(es): G.M. Watters, J.T. Hinke (USA) and S. Hill (United Kingdom)
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UK: 48.3 Assessment Summary
-Jun, 0.33 years) Spawning_time (partial mortality 0.5), fishery · Period 3 (Jul-Nov, 0.42 years ... proportion of lines on which cetaceans are observed. Early catch doesn’t quite match with Hillary 2006 ... season (in year recaptures are deducted from the releases), and within 4 years · Recapture length between ... observation using a GLM with factors nationality, year, month, depth band, area and cetacean presence. The ...
Document : Site Section: Meetings
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Volume 9: CCAMLR. 1997. Statistical Bulletin, Vol. 9 (1987–1996). CCAMLR, Hobart, Australia.
-year 1 July to 30 June. Split-years are shown for instance as 1989/90. 1.5 Some tables describe ... : 61 3 6231 03"66 Facsimile: 61 3 62349965 E-mail: ccamlr@ccamlr.org Copies of this document are ... ) SECTION A MAPS AND STANDARD ABBREVIATIONS USED IN THE TABLES Figure 1 Figure 2 Figure 3 Table 1.1 ... Table 2 Table 3 Table 4 Table 5 Table 6 Table 7 Table 8 Table 9 Table 10 Table 11 Table 12 ...
Document : Site Section: Publications
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Standardization of fishing effort for Champsocephalus gunnari in the South Georgia area (Subarea 48.3)
different classes (countries, types of vessel, fishing gear, months and years). Multiple regression is used ... Numbers: 3 2 10 10 Year Total Catch Catch Rate Prop. Mean SE Effort 1981 29464 0.249 2.083 0.765 ... gear, months and years). Multiple regression is used to solve the model and the resultant yearly ... effort for a number of years of fishing are used as additional information (Pope and Shepherd, 1985 ... fishing was at first carried out by means of bottom trawls, in recent years midwater trawls have been ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 327–336 : Autor(es): Gasiukov, P.S.