Résultats de la recherche
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An updated descriptive analysis of the toothfish (Dissostichus spp.) tagging program in Subareas 88.1 and 88.2 for 2006/07
Abstract: The descriptive analyses of the toothfish tagging programme carried out in Subareas ... 2007 meeting of WG-SAM by including revised data and data from non-New Zealand vessels that fished in ... , and 911 Patagonian toothfish released and 43 recaptured since 2001. The number of tags recaptured in ... the Ross Sea in 2007 by New Zealand vessels was the highest annual recapture to date and double the ...
Meeting Document : WG-FSA-07/40 : Auteur(s): A. Dunn, S.M. Hanchet and S.L. Ballara (New Zealand)
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Research plan for the 2016/17 exploratory longline fishery of Dissostichus spp. in Subarea 48.6 by South Africa and Japan
. We estimated predicted numbers of recaptures in the next three years using present catch limit and ... Abstract: South Africa and Japan made the next season’s (2016/17) research plan in Subarea 48.6 ... abnormal data for the two vessels in block 48.6_2, therefore we removed the data for the current analysis ... distribution of sizes, GSI and Fulton’s condition factors for D. mawsoni in Subarea 48.6 suggest that northward ...
Meeting Document : WG-SAM-16/07 : Auteur(s): Delegations of Japan and South Africa
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Features of chronology and breeding success of Pygoscelis papua and Pygoscelis adeliae penguins in the Wilhelm Archipelago (CCAMLR Subarea 48.1)
Abstract: We aim to investigate the qualitative changes in the habitats of two most common ... species penguin populations in the Wilhelm Archipelago Pygoscelis papua (gentoo) and Pygoscelis adeliae ... (Adelie) penguins in the CCAMLR Subarea 48.1 under the impact of climate changes and krill fishery. To ... disturbance to the penguins, the new method of registration using time-lapse cameras have been installed in ...
Meeting Document : WG-EMM-18/P13 : Auteur(s): I.V. Dykyy, G.P. Milinevsky, O.L. Savitsky, D.G. Lutsenko, P.B. Khoetsky, M.F. Veselsky, V.M. Smagol, A.O. Dzhulay, J.V. Tsaryk, K.M. Nazaruk, A.T. Zatushevsky, A.O. Simon and M.A. Telipska
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ALLOCATING THE PRECAUTIONARY CATCH LIMIT FOR KRILL AMONGST THE SMALL-SCALE MANAGEMENT UNITS IN AREA 48: THE IMPLICATIONS OF DATA UNCERTAINTIES
fishery in Statistical Area 48. This procedure will involve, inter alia, subdivision of the precautionary ... - subdivision based on the distribution of historical catches). In recognising the need for a “staged ... between these two (Option 4). In this paper we review the uncertainties relating to the spatial ... information about temporal variability in the spatial distribution of krill biomass, emphasising the need for ...
Meeting Document : WG-EMM-08/12 : Auteur(s): P.N. Trathan and S.L. Hill (United Kingdom)
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A hypothetical life cycle for Antarctic toothfish Dissostichus mawsoni in Antarctic waters of CCAMLR Statistical Area 88
Dissostichus mawsoni in CCAMLR Statistical Areas 88.1 & 88.2 were reviewed. Based on the presumed location ... of the smallest toothfish taken in the toothfish fishery. Our present hypothesis is that D. mawsoni ... in CCAMLR Statistical Subareas 88.1 and 88.2 spawn to the north of the Antarctic continental slope ... the Ross Sea in Subarea 88.2. As the juveniles grow in size they move west back towards the Ross Sea ...
Meeting Document : WG-FSA-07/35 : Auteur(s): S.M. Hanchet, G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams (New Zealand)
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Workshop Report – The Ross Sea: Science, Policy and the Public in a Pristine Marine Ecosystemt
velocities and biological interactions, and varying in age from 1000’s of years to succession stages of ... % of the Southern Ocean, which is inconsequential, yet its attributes, as identified in this workshop ... par with those recognized in World Heritage Sites designated elsewhere (e.g., Galàpagos, African Rift ... Lakes, Lake Baikal); on the basis of projections made from current models in the IPCC array, it likely ...
Meeting Document : WG-EMM-09/14 : Auteur(s): J. Weller and D.G. Ainley (USA)
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Preliminary standardised CPUE analysis of the New Zealand toothfish fishery in Subarea 88.1 from 1997/98 to 2001/02
) from the exploratory fishery for Antarctic toothfish Dissostichus mawsoni, which has operated in ... ) analysis reviewed CPUE from the two main vessels involved in the fishery, and reviewed their catch from the ... analysis, variables area, season, length of line, soaktime, latitude and month in season entered the model ... , in order. This model explained 32% of the data variability, but was influenced by exploratory fishing ...
Meeting Document : WG-FSA-02/41 : Auteur(s): R.G. Blackwell and S.M. Hanchet (New Zealand)
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Reports on biological information of toothfish with special reference to bycatch, depredation and spawning dynamics in Division 58.4.4 a & b by Shinsei maru No. 3 during 2008–14 seasons
model in the same SSRU. The depredation rate in weight was estimated to be 20-25% in SSRUs 58.4.4aA & ... , depredation and spawning dynamics in Division 58.4.4 a & b during 2008-14 seasons in response to the ... recommendations in the last WG-SAM meeting and their related issues. D. eleginoides (TOP) was highest both in ... /genus occurred in Division 58.4.4a & b. Grenadiers (GRV) showed the second highest catch and was ...
Meeting Document : WG-FSA-15/21 : Auteur(s): K. Taki and T. Ichii (Japan)
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Features of chronology and breeding success of Pygoscelis papua and Pygoscelis adeliae penguins in the Wilhelm Archipelago (CCAMLR Subarea 48.1)
Abstract: We aim to investigate the qualitative changes in the habitats of two most common ... species penguin populations in the Wilhelm Archipelago Pygoscelis papua (gentoo) and Pygoscelis adeliae ... (Adelie) penguins in the CCAMLR Subarea 48.1 under the impact of climate changes and krill fishery. To ... disturbance to the penguins, the new method of registration using time-lapse cameras have been installed in ...
Meeting Document : SC-CAMLR-XXXVII/BG/05 : Auteur(s): I.V. Dykyy, G.P. Milinevsky, O.L. Savitsky, D.G. Lutsenko, P.B. Khoetsky, M.F. Veselsky, V.M. Smagol, A.O. Dzhulay, J.V. Tsaryk, K.M. Nazaruk, A.T. Zatushevsky, A.O. Simon and M.A. Telipska
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Adélie penguins as indicators of the state of the sea-ice in Adélie Land
Abstract: In the 2013-14 reproductive season, the 26,000 pairs of Adélie penguins from Pétrel ... characterized by unusual precipitations of rain around the turn of the year that killed massively the already ... weakened young chicks. While we haven’t seen yet the consequences of this “zero year” on the demography of ... the population there, a second complete breeding failure took place in the season 2016-17, leading to ...
Meeting Document : WG-EMM-17/01 Rev. 1 : Auteur(s): Y. Ropert-Coudert, A. Kato and C. Barbraud