Résultats de la recherche
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Revised reports on abundance and biological information of toothfish in Division 58.4.4 a & b by Shinsei maru No. 3 in 2012/13 season
of Dissostichus eleginoides (excluding those tagged and released) was 31.1 tonnes in the survey area ... relatively higher in 2011 but showed no clear tendencies with the years in SSRU C. Fish in single-hooked and ... good physical condition constituted 31.6 and 27.1 % of the total catch in SSRUs C and D, respectively ... the results in 2011/12 season. The possible maximum tagging rate was calculated to be 30.1 fish per ...
Meeting Document : WG-FSA-13/34 : Auteur(s): K. Taki, T. Ichii, T. Iwami and M. Kiyota (Japan)
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Demographic effects of extreme weather events: snow storms, breeding success, and population growth rate in a long-lived Antarctic seabird
are poorly understood because they are, by definition, rare events. If the frequency and severity of ... extreme weather events increase, there is an urgent need to understand and predict the ecological ... consequences of such events. In this study, we aimed to quantify the effects of snow storms on nest survival in ... heavy snow storms, and long term data on petrel productivity (i.e., number of chicks pro- duced) at the ...
Meeting Document : WG-EMM-16/P13 : Auteur(s): S. Descamps, A. Tarroux, Ø. Varpe, N.G. Yoccoz, T. Tveraa and S.-H. Lorentsen
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POTENTIAL PHENOLOGICAL RESPONSES TO ENVIRONMENTAL VARIABILITY AND CHANGE FOR ADÉLIE PENGUINS
environmental change and have been reported for a range of species around the globe. In Antarctica, there is a ... clear indication of phenological changes for the Adélie penguin (Pygoscelis adeliae) with contrasting ... species food supply. Here we outline the underlying factors which can affect the timing of various ... phenophases of the breeding cycle and describe shifts in Adélie penguin breeding phenology reported at ...
Meeting Document : WG-EMM-11/33 : Auteur(s): L. Emmerson and C. Southwell (Australia)
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Some idea of numerical model for assessment of Euphausia superba biomass
(developed by Dr. Yamanaka of Center of Climate System Research, University of Tokyo) of the three ... dimensional primitive equation for the ocean circulation developed originally at the GFDL, Princeton, NJ, (2 ... )calculation of spatial distributiion of Euphausia superba. Our model will be capable of calculating the ... detailed spatial distribution of Euphausia superba by dividing the Antarctic Ocean into many grid points ...
Meeting Document : WG-KRILL-93/19 : Auteur(s): M.J. Kishi and M. Naganobu (Japan)
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Drawing on international experience to improve performance of CCAMLR tagging programs
Abstract: Mark-recapture methodologies are commonly used to inform the management of fisheries ... drawing on the experience tagging programmes internationally. To the extent that CCAMLR tagging programmes ... presented. The paper focusses on the design and implementation of toothfish tagging programmes, but many of ... the potential issues apply equally to other tagged species such as skates. Author(s): S. Parker and S ...
Meeting Document : WG-SAM-12/26 : Auteur(s): S. Parker and S. Mormede (New Zealand)
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A by-catch guide for commonly caught species in CCAMLR longline and trawl fisheries
Abstract: As requested by members at WG-FSA 15, the Secretariat has collated existing materials ... fisheries. The guide consists of comprehensive descriptions for 21 species, and two additional appendices ... caught in the CCAMLR krill fishery. The Secretariat thanks members for access to materials, and for ... reviewing the draft version of this guide. Additionally, images in this guide have been provided for the ...
Meeting Document : WG-FSA-16/17 : Auteur(s): CCAMLR Secretariat
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Whale depredation data collection guidelines
gear. To begin addressing these issues globally, the first international workshop dedicated to ... both substantial ecological and economic consequences. Most longline fisheries operating around the ... odontocete depredation on demersal longlines operating in high latitudes was organised by the Coalition of ... Legal Toothfish Operators (COLTO) in Punta Arenas, March 2016. This workshop emphasised the urgent need ...
Meeting Document : WG-FSA-16/09 : Auteur(s): N. Gasco, P. Tixier, M. Söffker and C. Guinet
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Estimates of absolute recruitment for Patagonian toothfish (D. eleginoides) around Heard Island
Abstract: Estimates of absolute numbers of recruits to the stock of patagonian toothfish around ... the Heard Island region are calculated from density at length data derived from stratified trawl ... surveys. The estimates are referred to the four year-old age class. The parameters for a lognormal ...
Meeting Document : WG-FSA-96/38 : Auteur(s): de la Mare, W.
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Method for data treatment of biological samples of multidimensional parameters applied to: Euphausia superba Dana (krill) (+) (received too late for discussion during meeting)
Abstract: The method here described permits to overcome the gaps in the knowledge of the age of ... krill individuals by means of a data process deigned to obtain criteria for the coherent selection and ...
Meeting Document : WG-DCH-84/28 : Auteur(s): J.S. Panizza, A.P. Tomo, E. Marschoff and C. Massigoge (Argentina)
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Net diagrams for Ukrainian vessel notified for krill fishery in 2015/16 - Notification ID 86703, 86755 and 86757
Abstract: In accordance with CM 21‐03, Annex 21‐03 A, attached are the net diagram and marine ... mammal exclusion device diagram to be used in conjunction with the online notifications for the krill ... fishery in the 2015/16 fishing season submitted for the Ukrainian vessel: More Sodruzhestva. Author(s ...
Meeting Document : WG-EMM-15/49 : Auteur(s): Delegation of Ukraine