Resultados de la búsqueda
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Analysis of changes in biomass of fish stocks in the south Georgia Area in 1976/77 – 1986/87
-1986/87. In most of the seasons analysed, the estimates covered a near-bottom layer in about 1/6 of the ...
Meeting Document : SC-CAMLR-VI/BG/40 : Autor(es): M. Mucha and W. Ślósarczyk (Poland)
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The 2013 annual random stratified trawl survey to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari in the waters of Heard Island (Division 58.5.2)
take. The catch of invertebrates in the 2013 survey was 6 t, which was lower than the long term average ...
Meeting Document : WG-FSA-13/21 : Autor(es): G.B. Nowara, T.D. Lamb and D.C. Welsford (Australia)
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Assessment of escape mortality of Antarctic krill (Euphausia superba) in trawls
to a realistic catching process in a 16 mm mesh size, was found to be 1-6%. Krill may be more ...
Meeting Document : WG-EMM-14/14 : Autor(es): B.A. Krafft (Norway) and L.A. Krag (Denmark)
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Results of the longline survey for toothfish in the northern Ross Sea region (SSRU 88.2A) by the FV Argos Froyanes, United Kingdom
fishable areas of SSRUs 88.2 A–B north of 66° S latitude. During the 6 th- 10 th February 2015, the UK ...
Meeting Document : WG-SAM-15/31 : Autor(es): M. Soeffker, J. Clark, J.M.G. Rebollo and C. Darby (United Kingdom)
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A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997/98 to 2006/07
management of the SSRUs within the two subareas was changed for the 2006 season as part of a 3-year ... Sea fishery have been very consistent over the past 3–4 seasons. There is no evidence of any ...
Meeting Document : WG-FSA-07/28 : Autor(es): S.M. Hanchet, M.L. Stevenson and A. Dunn (New Zealand)
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The Continuous Plankton Recorder in the Southern Ocean: a comparative analysis of zooplankton communities sampled by the CPR and vertical net hauls along 140°E
variation in abundance between NORPAC depth zones (average = 82 ± 47 individuals m–3), while abundance was ... substantially higher in the CPR samples (average = 144 ± 103 individuals m–3), despite it under-sampling fast ...
Meeting Document : WS-BSO-07/P5 : Autor(es): Hunt, B.P.V and G. Hosie
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Summer distribution, abundance and structure of krill populations (Euphausia superba and Euphausia crystallorophias) sampled by plankton net in the western Ross Sea (January–February 2000)
superba of age 3+ and 4+ were clearly predominant. While the overall length frequency distribution of ... second mode consisting of sub-adults and adults (Age groups 2+ and 3+). Author(s): M. Azzali, A. Sala ...
Meeting Document : WG-EMM-00/38 : Autor(es): M. Azzali, A. Sala and G. Brancato (Italy)
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Comparative studies on the biological and acoustical properties of krill aggregations (Euphausia superba Dana) samples during the XIII Italian Expedition to the Ross Sea (December 1997–January 1998)
processing acoustic data; (3) to analyse the structure of Euphausia superba population on the basis of ... (around 9%less) to the mean catch values; (3) The numerical abundance of the krill, estimated by the fluid ...
Meeting Document : WG-EMM-00/39 : Autor(es): M. Azzali, J. Kalinoswki, G. Lanciani and I. Leonori (Italy)
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Assessment models for Patagonian toothfish in Division 58.4.4, SRU C on Ob and Lena Banks for the years 1989/90 to 2012/13
expected proportions, 3)I changed the tagging mortality rate estimate of 0.1 instead of 0.2 because ... suitable for tagging. I made following four sensitive runs; 1)base, 2)25%_IUU, 3)100%_IUU and YCS models ...
Meeting Document : WG-FSA-13/35 : Autor(es): K. Taki (Japan)
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Impact of predation by Cape fur seals Arctocephalus pusillus on Cape gannets Morus capensis at Malgas Island, Western Cape, South Africa
Abstract: Cape fur seals (Arctocephalus pusillus) were estimated to kill some 6 000 Cape gannet ...
Meeting Document : WG-EMM-06/9 : Autor(es): A.B. Makhado, R.J.M. Crawford and L.G. Underhill (South Africa)