Résultats de la recherche
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Trends in relative abundance of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps at Potter Cove, South Shetland Islands, after commercial fishing in the area
inshore sub-populations of N. rossii and G. gibberifrons over the last 16 years was most probably caused ... defined as the period from 1 May to 30 April next year. Variance was normalised using the trans ... performed on total and relative catches taken at PC are shown in Table 1. Split-year (1 May to 30 April ... of catch date (Epanenchikov kernel, bandwidth = 0.15), together with the observed split-year mean ... abundance were analysed using an ANOVA design, grouping the hauls on a sp1it;year basis. The split-year is ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 43–52 : Auteur(s): Barrera-Oro, E.R., E.R. Marschoff and R.J. Casaux
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A proposed management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
future projections over a 20-year period, and in particular the following four statistics which were ... 20-year projec- tion period is zero under all OMs except for the Pessimistic one for which it is ... Bsp over the 20-year pro- jection period falling below 50% of Ksp is zero for the Optimistic and the ... years (i.e. 2008, 2009, etc. for year y’), the generated longline CPUE abundance indi- ces and longline ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 33–69 : Auteur(s): Brandão, A. and D.S. Butterworth
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e-sc-xxii-a4-appD.pdf
... . The CEMP time series, which extend for more than 20 years for some sites, would be more than adequate ... . WG-EMM-03/20) and meteorological data. There was also information available from other scientific ... workshop and was therefore available for analysis. SENSITIVITY ANALYSES 20. The Interim Steering ... problems identified during the work of the correspondence group (paragraphs 25 to 30); (ii) providing a
application/pdf attached to:CEMP-REVIEW-WS-03Meeting Report : CEMP-REVIEW-WS-03
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A survey of fish stocks in the Heard Island and McDonald Islands region in the 1999/2000 season and a comparison of the abundances of selected species with those obtained in previous surveys
, varying by a factor of 2-3 between years, but C. gunnari abundance can vary by a factor of about 20 ... between years. This is the result of occasional strong year classes entering the fishery and dominating ... the population for about 2 years before disappearing, as has been documented in other locations ...
Meeting Document : WG-FSA-00/40 : Auteur(s): R. Williams, A. Constable, T. Lamb and E. van Wijk (Australia)
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e-sc-iv-a7.pdf
... antarctic - Early life stages of fish 20. The Minke whale as a potential indicator of the effects of ... long-term phenomena would both constitute simultaneous measurements. Areas and Sites 30. The Group ... . Cooke (IUCN representative) Institute of Animal Resource Ecology University of British Columbia ... of Cape Town Rondebosch 7700, South Africa 20. Volker Siegel Bundesforschungsanstalt f
application/pdf attached to:WG-EM-85Meeting Report : WG-EM-85
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A functional division of Electrona carlsbergi (Tåning, 1932) area of habitat in relation to the latitudinal zonation of the Southern Ocean
Southern Atlantic along two meridional transects at 17° and 20°W in the latitudes from 37°30' to 55°30 ... transects at 17° and 200W in the latitudes from 37°30' to 55°30'S. The survey was mainly focussed on ... , entre les latitudes de 37°30' et 55°30'S. La campagne d'etude etait principalement axee sur un examen ... (OJIb ,l(BYX Mepl-i,l(l-iOHaJIbHbIX pa3pe30B Me)l{,l(Y 17° I-i 2003.,l(. I-i 37°30'-SS030'IO.w ... latitudes 37°30' y 55°30'S. La prospeccion estuvo enfocada en el estudio de la distribucion de Electrona ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 369–395 : Auteur(s): Zemsky, A.V. and S.A. Zozulya
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REVISION OF CCAMLR’S SYSTEM OF INSPECTION
revisions in 20 years. A major overhaul is proposed to modernize the boarding and inspection scheme in the ... and innovative conservation measures CCAMLR has introduced in recent years to combat illegal ...
Meeting Document : CCAMLR-XXVIII/40 Rev. 1 : Auteur(s): Delegation of the USA
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Revised estimates of seabed areas within the 500 m isobath of the South Orkney Islands (Subarea 48.2) and consequences for standing stock biomass estimates of nine species of finfish
increased from 5%-30% for eight species and decreased 20% for one. Author(s): C.D. Jones (USA) Title ... estimates are about 1,424 (20%) nautical miles larger in area within the 50-500 m isobaths than Everson’s ...
Meeting Document : WG-FSA-99/33 : Auteur(s): C.D. Jones (USA)
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Seabird mortality on longlines in Australian waters: a case study of progress and policy
seabirds each year, and is now acknowledged as representing the most pervasive threat to seabirds ... bycatch in the Southern Oceans is best known for the Australian and New Zealand regions. The 10 year ... rates equate to between 1000 to 3500 birds being killed year. Although the initial fall in bycatch rate ... Japanese longliners over 10 years show an apparent fall from the 1988 bycatch figure of 0.4 birds/1000 ...
Meeting Document : WG-FSA-98/29 : Auteur(s): R. Gales, N. Brothers, T. Reid, D. Pemberton and G.B. Baker (Australia)
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Fishery Report: Champsocephalus gunnari South Georgia (Subarea 48.3)
). Weighted Frequency (proportion of the catch) Le ng th (c m ) 10 20 30 40 50 1986/871987/881988 ... penguins (WG-FSA- 08/30). Icefish may also be consumed by juvenile toothfish in years of high icefish ... (Table 1). In 2010/11, the fishing season was from 1 December 2010 to 30 November 2011, with a catch ... belief that a bottom trawl survey significantly underestimates C. gunnari biomass (see WG-FSA-SAM-04/20 ...
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