Resultados de la búsqueda
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Feeding of nine Antarctic fish species and their daily ration evaluations
diet volumes of the species studied varied from 1 to 4% of their body weight while annual volumes ... 5 times their body weight. Author(s): Ye. A. Pakhomov and V. B. Tseitlin (USSR) Title: Feeding of ...
Meeting Document : WG-FSA-91/08 : Autor(es): Ye. A. Pakhomov and V. B. Tseitlin (USSR)
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Expanding Antarctic seabird monitoring in east Antarctica using a remote camera network: potential use for monitoring for feedback management
events (phenology), (3) provide accurate estimates of breeding success, (4) standardize population counts ... made at sub-optimal times, and (5) through a network of cameras, quantify spatio-temporal variation in ...
Meeting Document : WG-EMM-14/27 : Autor(es): C. Southwell and L. Emmerson (Australia)
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A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2014 random stratified trawl survey
the expectation that the current 4+ and 5+ cohorts are fully exploited, only the 1+-3+ cohorts were ...
Meeting Document : WG-FSA-14/44 : Autor(es): D.C. Welsford (Australia)
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Revised research plan for toothfish in Divisions 58.4.4 a and 58.4.4b by Shinsei maru No. 3 in 2012/13
4, paragraphs 5.19-21). CVs of 20 % achievable from the biomass estimates may be achieved within ... and C was calculated as 86 tonnes using Lincoln-Petersen and 54 tonnes using CPUE comparison at 5 % of ... recapture studies, tagging rate of ≥ 5 fish / ton will be conducted. Only Trot line system will be used for ...
Meeting Document : WG-FSA-12/58 Rev. 1 : Autor(es): Delegation of Japan
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Cycles of Euphausia superba recruitment evident in the diet of Pygoscelid penguins and net trawls in the South Shetland Islands, Antarctica
and net samples revealed a 4-5 year cycle in krill recruitment with one or two strong cohorts ...
Meeting Document : WG-EMM-07/P2 : Autor(es): A. Miller and W. Trivelpiece (USA)
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Estimates of bird by-catch by IUU vessels in Subarea 48.3, 1998–2001
and Kirkwood last year (WG-FSA-02/4 & 5) are updated to take account of the comments of the ...
Meeting Document : WG-FSA-03/56 : Autor(es): D.J. Agnew (United Kingdom)
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Penguin demography and winter distributions in the Antarctic Peninsula region
Peninsula region have increased 4-5°C over the last 50 years (Smith et al. 1996, 1999), affecting the ...
Meeting Document : WG-EMM-01/32 : Autor(es): W. Trivelpiece and S. Trivelpiece (USA)
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Variation in standing stock of the mackerel icefish Champsocephalus gunnari at South Georgia
, but indirectly influenced by, krill availability. 4. Examination of food chain relationships indicates ... abundance. 5. Periodic shifts in food chain relationships, involving krill, C. gunnari and fur seals, are ...
Meeting Document : WG-FSA-99/63 : Autor(es): I. Everson, G. Parkes (United Kingdom), K.-H. Kock (Germany) and I. Boyd (United Kingdom)
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REVISED RESEARCH PLAN FOR TOOTHFISH IN DIVISION 58.4.4A and B BY SHINSEI MARU NO. 3 IN 2009/10
research focusing on tagging program for a period of 3-5 years to estimate current stock size accurately ... division that includes 4 SSRUs, taking into account the conservative exploitation rate (less than 3.8 % of ... , sufficient tagging rate was calculated to be 5 fish/ton, which can predict the CV of a Petersen estimate of ...
Meeting Document : WG-FSA-09/12 : Autor(es): Delegation of Japan
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Research plan for toothfish in Divisions 58.4.4a and 58.4.4b by Shinsei Maru No. 3 in 2012/13
) was larger than that (1 928 tonnes) estimated in the WG-FSA meeting in 2011 (SC-CAMLR XXX, Annext 4 ... using simple Petersen and 54 tonnes using CPUE comparison at 5 % of exploitation rate. From these ... of ≥ 5 fish / ton will be conducted. The comparison test with the experimental gear, which consists ...
Meeting Document : WG-SAM-12/17 : Autor(es): Delegation of Japan