Résultats de la recherche
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Revised research plan for the 2017/18 exploratory longline fishery of D. mawsoni in Subarea 48.6 by South Africa and Japan
were released in the most recent year as effective for the biomass estimation, except for 48.6_4 which ... considered the last three years when estimating biomass. The estimated median stock sizes in blocks 48.6_2W ... Abstract: South Africa and Japan revised the next season’s (2017/18) research plan in Subarea ... WG-SAM meeting in 2017 (e.g., WG-SAM-17 report, paragraph 4.4, 4.10, and 4.18, 2017) and data ...
Meeting Document : WG-FSA-17/10 : Auteur(s): Delegations of Japan and South Africa
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An assessment of Chaenocephalus aceratus and Pseudochaenichthys georgianus in Subarea 48.3
Abstract: Chaenocephalus aceratus and Pseudochaenichthys georgianus have been exploited in ... for these two species by assuming that 75% of the ‘unidentified fish’ caught by the Soviet Union in ... and length data from Polish research and commercial sources has been used with the new catch data in a ... ) (bycatch) limit of 300 tonnes would seem to be appropriate to allow recovery of both species in the near ...
Meeting Document : WG-FSA-90/06 : Auteur(s): D.J. Agnew (Secretariat) and K.-H. Kock (Germany)
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Foraging location and range of white-chinned petrels Procellaria aequinoctialis breeding in the south Atlantic
locations were between 30° to 55°W and 52° to 60°W around South Georgia, Shag Rocks and south to the South ... seabirds: they may minimise competition with other Procellariiformes in the South Atlantic by their more ... mortality rate in South Atlantic long-line fisheries. Author(s): S.D. Berrow, A.G. Wood and P.A. Prince ... breeding in the south Atlantic Approval: Approved ...
Meeting Document : WG-FSA-01/25 : Auteur(s): S.D. Berrow, A.G. Wood and P.A. Prince (United Kingdom)
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Estimation of krill (Euphausia superba) mortality and production rate in the Antarctic peninsula region
with RV ‘Polarstern’ in 1987/88. Seasonal variation between summer and winter abundance/biomass data ... ): Delegation of Germany Title: Estimation of krill (Euphausia superba) mortality and production rate in the ... 0.88 to 0.94 for different years. The exchange rate of water masses and krill biomass within one summer ...
Meeting Document : WG-KRILL-91/15 : Auteur(s): Delegation of Germany
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Analysis of the toothfish fishery indices in Subareas 88.1 and 88.2 when using different types of longline gears
Abstract: The indices of exploratory toothfish fishery in the Subareas 881 and 88.2 for the ... programs planning. Author(s): S. Kasatkina Title: Analysis of the toothfish fishery indices in Subareas ... attention was focused to the analysis of the length-species compositions of catch by years and SSRU while ...
Meeting Document : WG-SAM-17/23 : Auteur(s): S. Kasatkina
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Analysis of the toothfish fishery indices in Subareas 88.1 and 88.2 when using different types of longline gears
Abstract: The indices of exploratory toothfish fishery in the Subareas 881 and 88.2 for the ... planning. Author(s): S. Kasatkina Title: Analysis of the toothfish fishery indices in Subareas 88.1 and ... was focused to the analysis of the length-species compositions of catch by years and SSRU while using ...
Meeting Document : WG-FSA-17/56 : Auteur(s): S. Kasatkina
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Growth of mackerel icefish (Champsocephalus gunnari) and age-size composition of populations in subarea of South Georgia
represented by fish of two contiguous age groups. It was shown that in the 1980s during a number of years the ... Abstract: Age, growth rate and age composition of icefish catches in subareas 48.3, 48.2, 48.1 ... were studied for different periods. The analysis of age composition of icefish in subarea 48.3 showed ... catches were based on fish of two contiguous year classes, strong 1984 year class and middle 1983 year ...
Meeting Document : WG-EMM-03/60 : Auteur(s): K.V. Shust and E.N. Kuznetsova (Russia)
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Growth of mackerel icefish (Champsocephalus gunnari) and age-size composition of population in subarea of the South Georgia
represented by fish of two contiguous age groups. It was shown that in the 1980s during a number of years the ... Abstract: Age, growth rate and age composition of icefish catches in subareas 48.3, 48.2, 48.1 ... were studied for different periods. The analysis of age composition of icefish in subarea 48.3 showed ... catches were based on fish of two contiguous year classes, strong 1984 year class and middle 1983 year ...
Meeting Document : WG-FSA-SAM 03/7 : Auteur(s): K.V. Shust and E.N. Kuznetsova (Russia)
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Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Signy Island, South Orkney Islands 1996/97
reported at Signy Island compared with only 20 entanglements recorded at sites in the South Shetland ... seen on 12 seals, all of which were juvenile males. Five entangled seals were observed in an area ... parallel study undertaken at Bird Island (UK), South Georgia in 1996/97. Although synthetic line and ... entangled in these items at Signy Island (50% and 42% respectively) than at Bird Island (22% and 33 ...
Meeting Document : SC-CAMLR-XVI/BG/07 : Auteur(s): Delegation of the United Kingdom
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Foraging patterns in the Antarctic shag (Phalacrocorax bransfieldensis) at Harmony Point, Antarctica
reduce the extension of the foraging trips which in years of scarce food availability may no result in ... usually foraged once a day; females early in the morning and males when their partners returned to the ... reducing the daily total time spent foraging due to the marked increment in the number of trips required to ... . The possibility of using the foraging parameters considered in this study in monitoring programmes is ...
Meeting Document : WG-EMM-04/22 : Auteur(s): R. Casaux and A. Baroni (Argentina)