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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
being equal to 16% of the catch limit of Dissostichusspp. in these subareas. The 16% was based on the ... ratio of the by-catch limit for macrourids to the catch limit for Dissostichus spp. in Division 58.5.2 ... continental slope of the Ross Sea in SSRU 88.1H. Whitson’s grenadier (M. whitsoni) was the most abundant ... indicative yield estimates provide tentative support for the bycatch limit of 374 t currently in place for M ...
Meeting Document : WG-FSA-08/32 : Автор(ы): S.M. Hanchet, D. Fu and A. Dunn (New Zealand)
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PROPERTIES OF KRILL DISTRIBUTION IN PELAGIC AND COASTAL SSMUs OF THE SOUTH ORKNEY ISLANDS SUBAREA ACCORDING TO THE DATA OF SCIENTIFIC OBSERVATIONS AND FISHERY
Abstract: In this paper the krill spatial distribution in the in coastal and pelagic SSMUs of the ... long-term observations and fishery in Subarea 48.2. The types of geostrophic current fields and ... DISTRIBUTION IN PELAGIC AND COASTAL SSMUs OF THE SOUTH ORKNEY ISLANDS SUBAREA ACCORDING TO THE DATA OF ... presented based on the CCAMLR 2000 Survey data. It is shown, that despite the high biomass concentrated in ...
Meeting Document : WG-EMM-08/55 : Автор(ы): S.M. Kasatkina and V.N. Shnar (Russia)
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Interannual variability of the South Georgia marine ecosystem: biological and physical sources of variation in the abundance of krill
the relative roles of biological and physical processes in generating these fluctuations are unknown ... krill (Euphausia superba) in the South Georgia area, and that the variation affects much of the ... . Fluctuations in year class success in parts, or all, of the population across the Scotia Sea, can generate ... large scale physical system shows strong spatial and temporal coherence in the patterns of the ...
Meeting Document : WS-AREA 48-98/8 : Автор(ы): E.J. Murphy, J.L. Watkins, K. Reid, P.N. Trathan, I. Everson, J.P. Croxall, J. Priddle, M.A. Brandon, A.S. Brierley (UK) and E. Hofman (USA)
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Declining trend in the abundance of fjord fish of the species Notothenia rossii marmorata and Notothenia gibberifrons observed at two localities of South Shetland Islands
Abstract: A declining trend observed in the abundance of fjord fish of the species Notothenia ... ., Moon Bay, in 1989. The analysis was based on the proportion of catches of the mentioned species in ... . This phenomenon in the area might be explained as a consequence of the depletion of the stocks due to ... relation to Notothenia neglecta, a species with similar ecological habits in the fjords. Comparison with ...
Meeting Document : WG-FSA-90/14 : Автор(ы): E. Barrera-Oro and E. Marschoff (Argentina)
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Results of Phase I and II of the research program for toothfish fishery in Subarea 88.3 during the 2010/11–2011/12 seasons (this is a revision of WG-SAM-12/05)
hypotheses about the ratio of fish in the area and the total stock as well as studying of biological ... calculated by the accepted in SC-CCAMLR-XXX/5 p.2.40 (ii) formula. Value of toothfish`s stock by SSRUs and ... all details of stock assessment methods are described in the present work. Author(s): A.F. Petrov ... 2336 m. Total number of set hooks amounted 171096. In 2011 research fishing covered SSRU B, C and D ...
Meeting Document : WG-FSA-12/13 : Автор(ы): A.F. Petrov, V.A. Tatarnikov, K.V. Shust and I.I. Gordeev (Russia)
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On the possibility of practical utilisation of krill target strength TS in situ obtained on the basis of EK-500 measurements
Abstract: Comparative analysis of krill length distribution in the echosurvey area, obtained with ... obtained on the basis of the empiric model by Greene et al. (1991) using estimates of target strength in ... measurement with EK-500 and calculation of TS talc. on the basis of krill length composition in catches ... stipulates significant difference of krill density estimates obtained for the same population. In some cases ...
Meeting Document : WG-EMM-98/19 : Автор(ы): S.M. Kasatkina (Russia)
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Distribution, morphology, growth, reproduction, diet and trophic position of two species of grenadier (Macrourus whitsoni and M. caml) in the Ross Sea region of the Southern Ocean (CCAMLR Subareas 88.1 and 88.2)
Macrourus whitsoni and M. caml in the Ross Sea region of the Southern Ocean. Fish were caught by New Zealand ... . whitsoni examined was 65 cm TL and 1.3 kg. The two main morphological characters (number of rays in the ... left pelvic fin; number of rows of teeth in the lower jaw) were very effective at distinguishing ... increase in the proportion of M. whitsoni relative to M. caml caught on baited autolines with increasing ...
Meeting Document : WG-FSA-12/54 Rev. 1 : Автор(ы): M.H. Pinkerton, P. McMillan, J. Forman, P. Marriott, P. Horn, S. Bury and J. Brown (New Zealand)
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A GIS tool to assist in the planning and design of sample surveys of the abundance of colonial breeding species
Abstract: A GIS tool to assist in the planning and designing of surveys of colonial breeding ... the example the tool is used to sample a population of Adelie penguins in the Holme Bay region of East ... GIS tool to assist in the planning and design of sample surveys of the abundance of colonial breeding ... species is described. The tool could be applied to any region of Antarctica given available colony map and ...
Meeting Document : WG-EMM-05/25 : Автор(ы): C. Southwell, R. Dreissen, S. Candy, G. McPherson and J. Clarke (Australia)
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Continuation of the research program on study of life cycle, species compositions, biology and resource potential of craboids (Anomura, Decapoda) in the Pacific Ocean Antarctic Area from 2019/20 to 2020/21 by Russian Federation
). Russian pilot research program of craboids (Anomura, Decapoda) in the Antarctic Pacific (Subareas 88.2 and ... Abstract: Russian program provides proposals to continue investigations of the species ... their resource potential in the Bellingshausen Sea (Subarea 88.3) and Amundsen Sea (Subarea 88.2 ... 88.3) were carried out in March 2019 (vessel Volk Arctic) in full compliance with the Russian program ...
Meeting Document : WG-SAM-2019/18 : Автор(ы): Delegation of the Russian Federation
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Hydroacoustic assessment of krill in Area 58 of the Indian Ocean sector of the Antarctic region
Abstract: On the basis of acoustically registered krill swarms along a 1097 nm transect in the ... not observed north of 60°00' lat. Factors which influence the abundance of krill in the area are ... ): Z. Klusek and A. Anrose (India) Title: Hydroacoustic assessment of krill in Area 58 of the Indian ... depth distribution are presented. The mean density of krill biomass between 60°00'S and 61°00' ...
Meeting Document : WG-EMM-98/36 : Автор(ы): Z. Klusek and A. Anrose (India)
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