Résultats de la recherche
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An examination of latitudinal variation in the growth rates of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea
in the length-at-age data. There is no statistically significant difference in mean growth rates of D ... (62.5°–78.0° S). Between-zone comparisons were confounded by marked differences in the age structure of ... . mawsoni between 62.5° and 75° S. However, fish between the ages of 6 and 15 years in the southernmost zone ... the growth rates of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea Approval: Approved ...
Meeting Document : WG-FSA-03/30 : Auteur(s): P.L. Horn (New Zealand)
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Preliminary results of RV Dmitriy Stefanov researches in the Antarctic area of the Atlantic Ocean in April 1992
polygon of 30 x 30 miles in the fishing area northwestward of Coronation Island in 18-22 April,1992. The ... krill biomass was estimated in the beginning and at the end of surveys. It amounted to 56.1 and 61.2 ... is mainly determined by the water dynamics, such as the availability and duration of heterogenity in ... Federation) and A.G. Shepelev (Ukraine) Title: Preliminary results of RV Dmitriy Stefanov researches in the ...
Meeting Document : WG-CEMP-92/33 : Auteur(s): L.G. Maklygin, V.N. Shnar, A.V. Remeslo, A.P. Malyshko, I.A. Trunov, I.A. Barabanov, V.P. Shopov (Russian Federation) and A.G. Shepelev (Ukraine)
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Distribution and abundance of krill in the vicinity of Elephant Island in the 1992 austral summer
in the vicinity of Elephant Island, Antarctica, from mid-January to mid-March, 1992. The first and ... were distributed in a wide band extending along the north side of Elephant Island and wrapping around ... northeast end of Elephant Island into deeper water. Biomass in the smaller survey area was estimated to be ... tons. Author(s): R.P. Hewitt and D.A. Demer (USA) Title: Distribution and abundance of krill in the ...
Meeting Document : WG-CEMP-92/15 : Auteur(s): R.P. Hewitt and D.A. Demer (USA)
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Diet composition and feeding strategy of Antarctic toothfish, Dissostichus mawsoni in the research blocks 58.4.2-1, 58.4.1-2, 58.4.1-3, 58.4.1-4, and 58.4.1-5 for the exploratory longline fishery in 2014/2015 of Korea
and ecologically important fishery resource in the waters of Antarctic. However, there is not enough ... feeding strategy of D. mawsoni in the research blocks 58.4.2-1, 58.4.1-2, 58.4.1-3, 58.4.1-4, and 58.4.1-5 ... Abstract: The stocks of Antarctic toothfish, Dissostichus mawsoni were a relatively economically ... as a part of Korean research plan for the exploratory longline fishery for Dissostichus spp. during ...
Meeting Document : WG-FSA-15/57 : Auteur(s): Delegation of the Republic of Korea
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Reasons of differences between distribution and density of mackerel icefish (Champsocephalus gunnari) aggregations in the South Georgia area during summer and autumn periods in different years from the bottom trawl survey data
. Icefish concentrations were detected at the periphery of a cyclonic meander or in the centre of the ... -2.0°C) for this area in the places of food organism aggregation is another obstacle for performing ... beginning of the spawning period is determined in the first place by oceanological factors. Author(s): Zh.A ... the largest aggregations of food organisms are concentrated at the beginning of the spring period ...
Meeting Document : WG-FSA-05/77 : Auteur(s): Zh.A. Frolkina (Russia)
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Characteristics of seasonal variation in diurnal vertical migration and aggregation of Antarctic krill (Euphausia superba) in the Scotia Sea, using the Japanese fishery data
twilight and shallowest around at evening twilight. The range of trawling depth was narrower in the certain ... Abstract: We examined seasonal variation in CPUE (catch per volume of trawled water) and diurnal ... vertical migration of Antarctic krill (Euphausia superba) associated with the brightness categories of the ... day based upon the angles between the center of the sun and the celestial horizon on the Scotia Sea ...
Meeting Document : WG-EMM-04/44 : Auteur(s): K. Taki, T. Hayashi and M. Naganobu (Japan)
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Proposal to continue the time series of research surveys to monitor abundance of pre-recruit Antarctic toothfish in the southern Ross Sea in 2013
a time series of longline surveys to monitor pre-recruit (<110 cm TL) toothfish in the southern ... to monitor abundance of pre-recruit Antarctic toothfish in the southern Ross Sea in 2013 Approval ... Abstract: At its 2011 meeting, the Scientific Committee agreed that a time series of relative ... endorsed a proposal to carry out this work once the fishery had closed at the end of the 2011/12 season ...
Meeting Document : WG-SAM-12/28 : Auteur(s): S.M. Hanchet, S. Mormede, S.J. Parker and A. Dunn (New Zealand)
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PRELIMINARY ASSESSMENT OF MACKEREL ICEFISH, CHAMPSOCEPHALUS GUNNARI, IN THE VICINITY OF HEARD ISLAND AND MCDONALD ISLANDS (DIVISION 58.5.2), BASED ON A SURVEY IN APRIL 2009, USING THE GENERALISED YIELD MODEL
58.5.2 in the vicinity of Heard Island in April 2009 to provide the information for an assessment of ... short-term annual yield in the 2009/2010 CCAMLR season. This paper provides a preliminary assessment of ... ICEFISH, CHAMPSOCEPHALUS GUNNARI, IN THE VICINITY OF HEARD ISLAND AND MCDONALD ISLANDS (DIVISION 58.5.2 ... Abstract: A survey of mackerel icefish, Champsocephalus gunnari, was undertaken in Division ...
Meeting Document : WG-FSA-09/33 : Auteur(s): D.C. Welsford (Australia)
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Estimates of abundance of Dissostichus eleginoides and Champsocephalus gunnari from the random stratified trawl survey in the waters surrounding Heard Island in Division 58.5.2 for 2018
McDonald Island (HIMI) in Division 58.5.2 took place from the end of March to the end of April, with the ... those of 2017. Invertebrate catch (including jellyfish) in the 2018 survey was 1.5 times the low value ... of 2017. The calculated biomass for 2018 of the target species D. eleginoides and C. gunnari in the ... Abstract: The annual random stratified trawl survey (RSTS) of 2018 around Heard Island and ...
Meeting Document : WG-FSA-18/55 : Auteur(s): G. Nowara, T. Lamb and P. Ziegler
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Preliminary assessment of Patagonian toothfish, Dissostichus eleginoides, in the vicinity of Heard Island and McDonald Islands (Division 58.5.2), based on a survey in May–June 2006 using the Generalised Yield Model
58.5.2 in the vicinity of Heard Island in May-June 2006 to provide the information for an assessment of ... short-term annual yield in the 2006/2007 CCAMLR season. This paper provides a preliminary assessment of ... length density data from the 1999 survey ii) the exclusion of year classes 6+ which have been included in ... ) Title: Preliminary assessment of Patagonian toothfish, Dissostichus eleginoides, in the vicinity of ...
Meeting Document : WG-FSA-06/45 Rev. 1 : Auteur(s): D.C. Welsford, A.J. Constable, T. Lamb and T. Robertson (Australia)