Résultats de la recherche
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Revised assessment models for Patagonian toothfish in research block 58.4.3a_1 of Division 58.4.3a, Elan Bank for the years 2005–2014
300 m) CASAL models for stock status assessments of Dissostichus eleginoides in the research block ... . Among them three runs were carried out using the latest information on age-length relationship in this ... fish tagged in 2012, and a catch at age model including the data with a single age length key applied ... released in 2012 for ELAN_len, ELAN_age and ELAN_lenOB models reflected a large number of recaptures of the ...
Meeting Document : WG-FSA-15/22 : Auteur(s): K. Taki (Japan), S. Mormede (New Zealand) and T. Ichii (Japan)
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Precision of growth band determination from eyestalk sections of Antarctic krill (Euphausia superba) preserved in formalin
feedback management of krill fisheries. Samples stored in 70% ethanol provide an opportunity to detect the ... growth bands of eyestalk sections. Moreover, information derived from samples preserved in formalin will ... common in previous decades. Out of 162 Antarctic krill individuals preserved in 5% formalin, the growth ... the growth bands in the eyestalk was analyzed. Three main parameters, including exact percent ...
Meeting Document : WG-EMM-18/P16 : Auteur(s): G.P. Zhu, Y. Yang, Q. Song and H.T. Zhang
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The importance of sea ice association of Antarctic krill for transport and retention in the South Orkneys region: a modelling study
Antarctic krill in CCAMLR Area 48. The local krill populations support krill-dependent higher predators and ... Orkney Islands lie in the seasonal sea ice zone. Sea ice is an important overwintering habitat for ... the local ecosystem dynamics in this key region requires greater understanding of the extent to which ... regional and local transport pathways to and in the South Orkneys region, and the residence time of krill ...
Meeting Document : WG-EMM-2019/21 : Auteur(s): S.E. Thorpe, E.F. Young, E.J. Murphy and A.H.H. Renner
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Krill biomass estimates for two survey boxes to the north east and north-west of South Georgia in January 1996: the beginning of a five-year monitoring program
Abstract: Acoustic surveys were carried out in January 1996 within two 100 x 80 km boxes located ... the first in a new five-year British Antarctic Survey programme initiated in part to monitor inter ... -annual variability in the abundance of the Antarctic krill Euphausia superba in the South Georgia region ... parallel transects, 80 km in length, running perpendicular to the major direction of shelf-break in the ...
Meeting Document : WG-EMM-96/18 : Auteur(s): Watkins, J.L., Murray, A.W.A., Brierley, A.S.
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Seabird by-catch in the Patagonian toothfish longline fishery at the Prince Edward Islands: 2000–2001
longline fishing for Patagonian toothfish Dissostichus eleginoides in South Africa’s Exclusive Economic ... Zone around the Prince Edward Islands. There was a slight increase in the number of fishing trips and ... hooks set in 1999/2000. The number of seabirds killed dropped dramatically from 268 in 1999/2000 to 76 ... in 2000/2001. White-chinned petrels Procellaria aequinoctialis accounted for 85.5% of the six species ...
Meeting Document : WG-FSA-01/61 : Auteur(s): P.G. Ryan and B.P. Watkins (South Africa)
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Preliminary Results of a Bottom Trawl Survey Around Elephant Island in October and December 1987
Abstract: A total of 40 bottom trawl hauls was carried out fromboard RV "Polarstern" in ... October and December 1987. Preliminary results indicate a rather stable stock compositions in ... Chaenocephalus aceratus, Notothenia gibberifrons and N. neglecta at least since February 1985. In N. rossii the ... proportion of larger (= older) fish in the catches increased. Composition of the catches of C. gunnari ...
Meeting Document : WG-FSA-88/31 : Auteur(s): K.-H. Kock (FRG)
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Summary of scientific observations in the CAMLR Convention Area for 2011/12
Observers operating in the Convention Area on board longline and trawl fishing vessels during the 2011/12 ... season. Only data processed by the Secretariat up until 21 September 2012 has been used in this paper ... , covering longline observations in Subarea 48.4, 48.6 and Area 88, and trawl observations in Area 48 and ... Division 58.5.2. This paper will be updated in full prior to the start of WG-FSA when all of the available ...
Meeting Document : WG-FSA-12/66 Rev. 2 : Auteur(s): Secretariat
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Revised South African work plan for 2013/14 for the joint Japan/South Africa research on Dissostichus spp. in Subarea 48.6
assessment of the Dissostichus resource in statistical Subarea 48.6 was adopted in 2012 and formulated in CM ... of this research in 2013/14 and is to be read in conjunction with WG-SAM-13/11. Author(s): R.W ... Japan/South Africa research on Dissostichus spp. in Subarea 48.6 Approval: Approved ...
Meeting Document : WG-FSA-13/47 : Auteur(s): R.W. Leslie and S. Somhlaba (South Africa)
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South African work plan for 2015/16 for the joint Japan/South Africa research on Dissostichus spp. in Subarea 48.6
assessment of the Dissostichus resource in statistical Subarea 48.6 was adopted in 2012 and formulated in CM ... research in 2015/16 and is to be read in conjunction with progress report. Author(s): Delegation of South ... Dissostichus spp. in Subarea 48.6 Microsoft Word File: sam-15-39.docx Approval: Approved Secretariat Workflow ...
Meeting Document : WG-SAM-15/39 : Auteur(s): Delegation of South Africa
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Spatial patterns of temporal relationships in the Southern Ocean
Abstract: Phytoplankton production during the austral summer in the Southern Ocean is known to be ... modelled variables and show that this covariance in time between the mixed layer depth (MLD), sea surface ... . Statistically significant spatial patterns in the covariance between MLD, SST and Chl-a show that the physical ... factors controlling phytoplankton production in the Southern Ocean change in a predictable manner. Well ...
Meeting Document : WS-BSO-07/5 : Auteur(s): M. Kahru and B.G. Mitchell (USA)