Resultados de la búsqueda
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RESOURCES EVALUATION OF ANTARCTIC KRILL EUPHAUSIA SUPERBA DANA USING AREAL TRAWLING AND HYDRO-ACOUSTIC DATA
Abstract: Quantitative method for describing krill mass congestions based on perennial ... rules applicable for natural habitat and equal probability concentrations. Spatial analyses of krill ... analyses procedures applied for trawling and hydro-acoustic sampling have to in compliance with the rules ... krill into regions is based on a principle of equal probability applied for congestions instead of the ...
Meeting Document : WG-SAM-08/P01 : Autor(es): L.A. Kovalchuk (Ukraine)
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Developments, considerations and recommendations by the land-based predator survey group: a summary and up-date
-based predator abundance is provided for comment by the Working Group. In order to complete ... specifications for future survey work, the correspondence group seeks advice from the Working Group on the ... relevant spatial unit for estimation in Area 48 and the required precision for estimation in each unit. A ... workshop addressing survey design issues is proposed for 2006. Terms of reference for the workshop are ...
Meeting Document : WG-EMM-05/24 : Autor(es): C. Southwell (Australia), P. Trathan (United Kingdom), W. Trivelpiece, M. Goebel (USA) and P. Wilson (New Zealand)
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Analysis of sea-ice concentration of 48.6_4 and _5 with remote sensing data during the latest four seasons
Abstract: We analyzed the sea-ice concentration for the southern ice-shelf areas of 48.6 during ... meeting). Figure 2 shows the sea-ice dynamics during the last four seasons (2013-2016) for the two ... research blocks, 48.6_4 and 48.6_5. The sea-ice concentration during January-March for block 48.6_4 was ... 48.6_5 during the latest four seasons. As for 2015/16 season, the fast sea-ice had still occupied the ...
Meeting Document : WG-SAM-16/42 Rev. 1 : Autor(es): T. Namba, K. Taki and T. Ichii
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CEMP data inventory and summary analysis
krill-based ecosystems to provide a basis for regulating harvesting of Antarctic living marine resources ... in accordance with the ‘ecosystem approach’. This report: summarises CEMP data submissions for the ... 2015/16 season, presents a CEMP data inventory and metadata overview for Area 48, and outlines the ... process and methods used to provide data extracts for analyses by Members as part of the development of ...
Meeting Document : WG-EMM-16/08 : Autor(es): CCAMLR Secretariat
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INDICATIVE ESTIMATES OF BIOMASS AND YIELD OF WHITSON’S GRENADIER (M. WHITSONI) ON THE CONTINENTAL SLOPE OF THE ROSS SEA IN SUBAREAS 88.1 AND 88.2
Abstract: Catch limits currently in place for macrourids in Subareas 88.1 and 88.2 are defined as ... ratio of the by-catch limit for macrourids to the catch limit for Dissostichus spp. in Division 58.5.2 ... in 2002/03 (CCAMLR-XXI, para 11.53). The bycatch limit for macrourids in Division 58.5.2 had in turn ... those recorded for M. carinatus on Banzare Bank. Because the strata covered by the New Zealand surveys ...
Meeting Document : WG-FSA-08/32 : Autor(es): S.M. Hanchet, D. Fu and A. Dunn (New Zealand)
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Krill fishery report: 2012 update
have fished for krill in Area 48; one vessel is using the continuous fishing system. The total catch ... were fishing, at the time of preparing this report, and 935 t of krill has been reported so far for ... June. The forecast total catch of krill for this season ranges approximately from 108000 to 151000 t ... . In 2010/11, 13 vessels fished for krill in Area 48 and the total catch of krill was 180986 t; two ...
Meeting Document : WG-EMM-12/05 : Autor(es): Secretariat
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Antarctic krill fisheries management: "What's next?"
Abstract: The move from Stage 1 to 2 in feedback management (FBM) for the Antarctic krill fishery ... that could be used to do this, and ASOC encourages CCAMLR to develop a plan for discussion of these ... outstanding need is the ability to quantify krill flux, a factor that creates considerable uncertainty for ... management of the fishery. Finally, CCAMLR should re-examine the data sampling program for the krill observer ...
Meeting Document : SC-CAMLR-XXXV/BG/18 : Autor(es): Submitted by ASOC
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Yet further krill yield computations
Abstract: Preliminary computations are carried out for the krill yield model of Butterworth et al ... distributions for the lengths at recruitment and maturity, natural mortality and the extent of recruitment ... the fishery, and higher natural mortality for younger ages of krill. Results do not differ greatly ... intensities for which greater resource depletion is indicated. Comparatively greater depletion is also evident ...
Meeting Document : WG-Krill-94/23 : Autor(es): R.B. Thomson and D.S. Butterworth (South Africa)
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Counts of surface-nesting seabirds breeding at Prince Edward Island, summer 2001/02
conducted during December 2001. It was also the first census for most species since the early 1980s. Despite ... [atriceps] melanogenis and Kerguelen terns Sterna virgata (Near-Threatened). The reasons for these decreases ... are unclear, but for macaroni penguins may be partly a consequence of competition for space with the ... burgeoning population of fur seals Arctocephalus spp. The 2001 survey increased the population estimates for ...
Meeting Document : WG-EMM-03/9 : Autor(es): P.G. Ryan, J. Cooper, B.M. Dyer, L.G. Underhill,R.J.M. Crawford and M.N Bester (South Africa)
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CEMP cameras and satellite transmitters installation by Ukraine at the Galindez, Petermann, and Yalour Islands penguin colonies as a part of CEMP Fund projects
from Subarea 48.1'. In season 2016/17 biologists winteres made service for nine cameras and ... , Yalour and Galindez Islands. Cameras overwintered succesfully and data for full breeding cycle of penguin ... gentoo penguins in Galindez Island colony. Photo sequences for all breeding activity at three sites have ... winterers-biologists who will work at Vernadsky in 2017/18 season has been provided for CEMP methods and for ...
Meeting Document : WG-EMM-17/21 : Autor(es): G. Milinevsky, I. Dykyy, D. Lutsenko, O. Savitsky, A. Simon, M. Telipska, V. Lytvynov and L. Pshenichnov