Résultats de la recherche
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Characteristics of krill aggregations in the South Sandwich Islands subarea in January–February 2000
Paper Title: Characteristics of krill aggregations in the South Sandwich Islands subarea in ... characteristics of some 2 400 krill swarms detected in the study area were sized acoustically and are described in ... biomass is shown. About 64% of the krill biomass was concentrated in krill swarms in the upper 80 m depth ... January–February 2000 Abstract / Description: During the survey of Subarea 48.4 from 17 January to 1 ... . 9 (2002): 145–164 145 CHARACTERISTICS OF KRILL AGGREGATIONS IN THE SOUTH SANDWICH ISLANDS ... detected in the study area were sized acoustically and are described in this paper. Results of ... in Subarea 48.4 INTRODUCTION The study of krill aggregation patterns and schooling behaviour is ... very important, not only in studies of krill ecology, but also in the management of krill fi sheries ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 145–164 : Auteur(s): Kasatkina, S.M., A.P. Malyshko, V.N. Shnar and O.A. Berezhinsky
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Age determination of Champsocephalus gunnari Lönnberg, 1905 (Channichthyidae) taken in the South Georgia area in 1990
the status of the Champsocephalus gunnari stock in the South Georgia area. In February 1990 the size ... 9+ were present in catches. Two peaks in size composition correspond with fish of the 1987 and 1985 ... in the South Georgia area in 1990 Abstract / Description: In January/February 1990 the UK and the ... Paper Title: Age determination of Champsocephalus gunnari Lönnberg, 1905 (Channichthyidae) taken ... RV Hill Cove and RV Akademik Knipovich to study the status of the ChampsocephaZus gunnari stock in ... the South Georgia area. In February 1990 the size composition of catches taken by Akademik Knipovich ... . Since Champsocephalus gunnari is one of the most abundant fish species exploited in the Antarctic, it ... the C. gunnari stock in the South Georgia area. Investigations of the size composition of catches ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 285–293 : Auteur(s): Kochkin, P.N.
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Results of a longline survey on seamounts in the southeast Atlantic and in Subarea 48.6 and Division 58.4.4
Paper Title: Results of a longline survey on seamounts in the southeast Atlantic and in Subarea ... although this trend may be confounded by the presence of local seabed features, and juvenile fish in nearby ... vary from 1:1. Females accounted for 70% of individuals of more than 90 cm in total length. The stratum ... October and 1 December 1997, and several seamounts were surveyed to the south of Africa: close to the ... RESULTS OF A LONGLINE SURVEY ON SEAMOUNTS IN THE SOUTHEAST ATLANTIC AND IN CCAMLR SUBAREA 48.6 (ATLANTIC ... ) and in the CCAMLR region (Shona and Spiess seamounts, the western slope of Bouvet Island, Ob and Lena ... confounded by the presence of local seabed features, and juvenile fish in nearby shallow water. The sex ... . Females accounted for 70% of individuals of more than 90 cm in total length. The stratum with the highest ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 99–116 : Auteur(s): López Abellán, L.J. and J.F. González Jiménez
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Observation of seabirds in the Southern Ocean in 1988/89
Paper Title: Observation of seabirds in the Southern Ocean in 1988/89 Abstract / Description ... : This paper examines the numerical and species distribution of birds in the sub-Antarctic area of the ... study period are discussed as is the wide variability of numerical and species distribution in each ... Southern Ocean to the south of 60°S. Thirty minute observations were made daily during daylight hours at 8 ... WG-CEMP-90/33 OBSERVATION OF SEABIRDS IN THE SOUTHERN ... species distribution of birds in the sub-Antarctic area of the Southern Ocean to the south of 600 S ... the wide variability of numerical and species distribution in each oceanic sector of Antarctica ... the RV Akademik Fedorov. 2. METHOD OF OBSERVATION Observations were made while the vessel was in ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 521–542 : Auteur(s): Vagin, A.V. and V.V. Popov
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Revised reproductive analysis of Dissostichus mawsoni in SSRU 58.4.1 C for the Korean exploratory longline fishery in 2012/2013
Abstract: In the Division 58.4.1 there are two stocks of Dissostichus mawsoni, which is ... analyze the reproductive ecology of Dissostichus mawsoni in SSRU 58.4.1C based on the histological methods ... season. The ratio of female of D. mawsoni collected in SSRU 58.4.1C during the 2012/2013 season was 0.54 ... . The type of ovarian development of D. mawsoni was group-synchronous type. In the ovaries of growing ...
Meeting Document : WG-FSA-13/45 : Auteur(s): I.J. Yeon, J.S. Lee, Y.J. Kwon, M.A. Jeon, S.K, Choi, K.J. Seok, D.W. Lee, K.Y. Ku and H.J. Kim (Republic of Korea)
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Report on fishery and scientific activity of Ukraine in the Antarctic in 1993/94
Abstract: In the season of 1993-1994 Ukrainian fishing fleet conducted fisheries in two areas of ... Antarctic waters of the World Ocean: in the Atlantic (subareas 48.2 and 48.3) and the Indian (zone of the ... in subarea 48.2 from 01.03.1994 to 10.04.1994 and from the middle of the second ten-day period of May ... to the middle of the first t en-day period of June. GENERAL PETROV worked from 21.04 to 17.05 in ...
Meeting Document : SC-CAMLR-XIII/BG/12 : Auteur(s): Observer (Ukraine)
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Analysis of spatial and temporal structure in long-term krill fishery in the Area 48 and its relation to climate variability
Antarctic krill fishery in the Area 48 using the CCAMLR fishery data and time series of ААО induces ... fishing regime switching. The peculiarity of such switching in the entire Area 48 and its Subareas 48.2 ... , 48.2 and 48.3 is considered. It was found that the significant switching of fishery regime occurred in ... characterized by the highest values of CPUE index and AAO index reached in the Area 48 for the whole 1986-2011 ...
Meeting Document : WG-EMM-12/50 : Auteur(s): P. Gasyukov and S. Kasatkina (Russia)
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A spatial multi-species operating model (SMOM) of krill–predator interactions in small-scale management units in the Scotia Sea
dynamics is developed in response to requests for scientific advice regarding the subdivision of the ... of krill in each of the SSMUs, as well as the numbers of predator species in each of these areas. The ... numerous uncertainties regarding the choice of parameter values, a Reference Set is used in preference to a ... combinations that essentially try to bound the uncertainty in the choice of survival estimates as well as the ...
Meeting Document : WG-EMM-06/12 : Auteur(s): É. Plagányi and D. Butterworth (South Africa)
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Peculiarities of icefish Champsocephalus gunnari (Channichthyidae) distribution in South Georgia area during the surveys made by STM Atlantida in 2000 and 2002
, as distinct from mean annual, was noted in 2002 in the northeastern part of the area. It is shown ... surveys made by STM “Atlantida” are revealed. Availability of large icefish concentrations in 2000 in the ... northwest shelf area in 10-100m layer resulted in formation of adult fish aggregations in water column. The ... the bottom even in dark hours of the day. During the two surveys, fry and immature fish occurred in ...
Meeting Document : WG-FSA-03/55 : Auteur(s): Zh.A. Frolkina, S.M. Kasatkina and N.N. Zhigalova (Russia)
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Horizontal and vertical distribution and demography of euphausiids in the Ross Sea and its adjacent waters in 2004/2005
Abstract: The horizontal and vertical distribution and population structure of euphausiids in the ... towed samples. Nine species of euphausiids occurred in the survey area. Among them, Euphausia triacantha ... was dominant in biomass north of the southern boundary of the Antarctic circumpolar current (SB ... in the colder water of the continental shelf. In general, the peak biomass of euphausiids was found ...
Meeting Document : WG-EMM-08/P10 : Auteur(s): K. Taki, T. Yabuki, Y. Noiri, T. Hayashi and M. Naganobu