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Комиссия по сохранению морских живых ресурсов Антарктики

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  1. Beach debris survey – Main Bay, Bird Island, South Georgia, 2001/02

    Abstract:  During the twelfth year of standardised beach surveys of man-made debris at Bird Island ... represents a 33 % decrease on the total of 290 items recorded in 2000/01 and the lowest level of summer beach ... debris since 1994/95. Although only 7 fewer items were collected during the summer (a 5% decrease from ... last season), 90 fewer items were collected throughout the winter, a 63% reduction compared with last ...

    Meeting Document : SC-CAMLR-XXII/BG/10 : Автор(ы): Delegation of the United Kingdom

  2. Variations in condition indices of mackerel icefish at South Georgia from 1972 to 1997

    Abstract:  Mackerel icefish are widespread on the South Georgia shelf, Antarctica and have been ... subject to commercial fishing since the early 1970s. They are known to feed predominantly on krill. An ... index of condition which uses the ratio of the measured total mass to the estimated mass is show to ... provide a good indicator of local krill density. The index is likely to be little affected by the ...

    Meeting Document : WG-EMM-00/44 : Автор(ы): I. Everson (United Kingdom) and K.-H. Kock (Germany)

  3. Beach debris survey – Main Bay, Bird Island, South Georgia 1996/97

    Abstract:  The seventh year of surveys of beached man-made debris at Bird Island, South Georgia ... revealed a total of 289 items, 60 % less than in the two previous years. Of the total number of items, 62 ... % (n = 180) were collected during the summer, only the second year on record when then summer ... collection exceeded the winter. Nylon line, identical to that used in longline gear, accounted for 57 % of ...

    Meeting Document : CCAMLR-XVII/BG/7 : Автор(ы): Delegation of the United Kingdom

  4. ANNUAL REPORT FROM SCAR TO CCAMLR

    Abstract:  This paper reports on the various activities conducted by or involving SCAR that relate ... biennial business and delegates meetings, as well as reports on progress with the Evolution and ... Biodiversity in the Antarctic (EBA) programme, SCAR-MarBIN, the Southern Ocean Continuous Plankton Recorder ... Survey and the Census of Antarctic Marine Life (CAML) project. The SCAR-MarBIN data portal continues to ...

    Meeting Document : CCAMLR-XXVIII/BG/34 : Автор(ы): Submitted by SCAR

  5. Laboratory target strength measurements of free swimming Antarctic krill (Euphausia superba)

    freely in the tank triggering the data acquisition system when generating a back scattered signal larger ... than a threshold, determined by the system noise level. Dorsal and ventral target strength estimates ... were calculated indirectly by deconvolution of the cumulative probability function of echo ensembles of ... single animal insonifications. For mean length classes in the range [29.6, 36.2] mm the median single ...

    Meeting Document : WG-EMM-97/75 : Автор(ы): Pauly, T., Penrose, J.D.

  6. Estimating uncertainty in local biomass estimates of toothfish in CCAMLR in Subareas 58.4 and 48.6 research blocks

    Abstract:  This study has used bootstrap methodology to quantify the uncertainty in toothfish ... biomass estimates from Chapman mark-recapture and the CPUE-by-seabed area methods in Research Blocks in ... Subareas 58.4 and 48.6. The Chapman mark-recapture point estimates and their confidence intervals were ... generally much larger than the point estimates and confidence intervals from the CPUE-by-seabed area biomass ...

    Meeting Document : WG-SAM-17/12 : Автор(ы): L. Robinson, P. Burch and K. Reid

  7. Annual report of global toothfish trade data

    Abstract:  This paper provides analysis on the data collated by GLOBEFISH from publicly released ... sources for the trade of toothfish products for the 2017 calendar year. The analysis has identified that ... the forms with mean unit values of 22.30 US$/kg for imports and 18.85 US$/kg for exports. The data ... identified the largest importer was the United States of America (USA), accounting for 54.01% of the global ...

    Meeting Document : CCAMLR-XXXVII/BG/08 Rev. 1 : Автор(ы): CCAMLR Secretariat

  8. Trade data analysis – Annual report of global toothfish trade data

    Abstract:  This paper provides analysis on the data collated by GLOBEFISH from publicly released ... sources for the trade of toothfish products for the 2018 calendar year. The analysis has identified that ... forms with mean unit values of 24.03 US$/kg for imports and 23.40 US$/kg for exports. The data ... identified the largest importer was the United States of America (USA), accounting for 36.50% of the global ...

    Meeting Document : CCAMLR-38/BG/09 : Автор(ы): CCAMLR Secretariat

  9. Observation on interactions between marine mammals and krill mid-water trawl

    Abstract:  An observation on the interaction between marine mammal and krill midwater trawl was ... carried out onboard the Chinese krill fishing vessel Fu Rong Hai during the 2018/19 fishing season. The ... Arctocephalus gazella were observed around the vessel during the vessel fishing in the Subarea 48.3, no ... identified marine mammal was observed in the main body of trawl net. There was no marine mammal by-catch ...

    Meeting Document : SC-CAMLR-38/BG/20 : Автор(ы): Y. Ying, G. Fan, X. Zhao, J. Zhang, X. Wang and J. Zhu

  10. OPTIONS FOR USING UNREPLICATED ECOSYSTEM MONITORING DATA TO DETECT IMPACTS

    Abstract:  The CCAMLR ecosystem monitoring programme (CEMP) primarily indicates the short term ... indicate population size, which is the parameter that many conservation objectives attempt to control ... either assess the expected probability of an observed value in an unimpacted system, or they assess the ... frequency of values below a fixed reference point. The former approach allows inference criteria based on ...

    Meeting Document : WG-EMM-09/26 : Автор(ы): S. Hill, J. Forcada, P. Trathan and C. Waluda (United Kingdom)

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