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1. Effects of recruitment variability and natural mortality on Generalised Yield Model projections and the CCAMLR Decision Rules for Antarctic krill

   ;vector of recruitments" input option to simulate the population dynamics of krill in the Antarctic ... Peninsula region (Subarea 48.1) under various assumptions. The annual proportions of krill less than 36 mm ... in length to the total captured in AMLR net samples in four sampling regions of the Antarctic ... between 14 and 45%) and "high mortality" (M = 3, annual survival of 5%). CVs of either 0, 10 ...

   Meeting Document : WG-EMM-12/26 : Автор(ы): D. Kinzey, G. Watters and C. Reiss (USA)

2. Comparison of two methods to assess fish losses due to depredation by killer whales and sperm whales on demersal longline

   combination of socio-economical, ecological and conservation issues. However, estimating the amount of ... indirect methods of assessment of depredated biomass over a 11-year period (from 2003 to 2013), both ... accounting for spatial variations of depredation levels. In the first method, we used fishing data from 6 525 ... longline sets to calculate the difference between Catch Per Unit Effort (CPUE) of non-depredated and ...

   Meeting Document : WG-FSA-14/10 : Автор(ы): N. Gasco, P. Tixier, G. Duhamel and C. Guinet (France)

3. Assessment models for Patagonian toothfish in research block 58.4.3a_1 of Division 58.4.3a, Elan Bank for the years 2005-2014

   Abstract:  We made two sensitivity runs of age-structured and two fisheries (≥1300 m and < 1300 ... m) CASAL models for stock status assessments of Dissostichus eleginoides in the research block ... 58.4.3a_1 following the recommendations of the WG-FSA-2014 meeting. Two runs were carried out: including or ... ELAN_1 model reflected a large number of recaptures of the tags released concentrated in the western area ...

   Meeting Document : WG-SAM-15/24 : Автор(ы): K. Taki (Japan), S. Mormede (New Zealand) and T. Ichii (Japan)

4. Effects of different harvesting strategies on the mackerel icefish Champsocephalus gunnari around South Georgia

   Paper Title:  Effects of different harvesting strategies on the mackerel icefish Champsocephalus ... gunnari around South Georgia Abstract / Description:  The effects of a number of harvesting strategies on ... the mackerel icefish (Champsocephalus gunnari) have been simulated for a period of 30 years. These ... were: different levels of constant fishing mortality (F 0.1, F max, 2xF max); harvesting constantly at ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 77–100 : Автор(ы): Köster, F.W. and K.-H. Kock

5. An updated descriptive analysis of the toothfish (Dissostichus spp.) tagging program in Subareas 88.1 and 88.2 for 2006/07

   Abstract:  The descriptive analyses of the toothfish tagging programme carried out in Subareas ... provides an update of the preliminary tag-release and tag-recapture data that were presented at the July ... 2007 meeting of WG-SAM by including revised data and data from non-New Zealand vessels that fished in ... 2007. Overall, a total of 15 088 Antarctic toothfish have been reported as released and 458 recaptured ...

   Meeting Document : WG-FSA-07/40 : Автор(ы): A. Dunn, S.M. Hanchet and S.L. Ballara (New Zealand)

6. A hypothetical life cycle for Antarctic toothfish Dissostichus mawsoni in Antarctic waters of CCAMLR Statistical Area 88

   Abstract:  Aspects of the reproduction, size distribution, and movements of Antarctic toothfish ... and timing of spawning, and the probable early life history characteristics of toothfish, we ... investigated models that mimic the drift of eggs and larvae over a 6–24 month period using an oceanic ... circulation model linked to the high resolution global environmental model (HiGEM). The location of toothfish ...

   Meeting Document : WG-FSA-07/35 : Автор(ы): S.M. Hanchet, G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams (New Zealand)

7. A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997/98 to 2003/04

   seven seasons in Subarea 88.1 and for three seasons in Subarea 88.2. A large amount of data on toothfish ... different to earlier reviews of the exploratory fishery. In the first instance, it reports catches by the ... , the reported catch is confined to C2 data. The catch of D. mawsoni was 2414 t, and contributed 87% of ... , about 12 t of Patagonian toothfish (D. eleginoides) was taken, almost entirely from SSRU 881B. The main ...

   Meeting Document : WG-FSA-04/20 : Автор(ы): S.M. Hanchet, M.L. Stevenson, N.L. Phillips and P.L. Horn (New Zealand)

8. An assessment of temporal variability and interrelationships between CEMP parameters collected on Adélie penguins at Béchervaise Island

   Abstract:  We examined temporal variability in a series of CEMP parameters collected over the ... the correlation of each parameter with breeding success. Breeding success was measured in terms of 1 ... ) the absolute number of chicks on the island which fully crèche and 2) the number of chicks crèched per ... nest with eggs. We found a low degree of correlation between incubating and brooding nest counts which ...

   Meeting Document : WG-EMM-02/46 : Автор(ы): L.M. Emmerson, J. Clarke, K. Kerry and C. Southwell (Australia)

9. Variability of krill biomass estimates in repeated mesoscale surveys in relation to CCAMLR-2000 Survey

   Abstract:  One of the important problems in interpreting CCAMLR-2000 results is how they reflect ... the krill biomass status, is it high, medium or low at the present time. The comparative analysis of ... krill biomasses derived from trawl catches was carried out; retrospective data of three Soviet surveys ... , covering the main part of the CCAMLR-2000 area, were used: RV “Argus” (27.01.84-16.03.84) and RV “Evrika ...

   Meeting Document : WG-EMM-01/28 : Автор(ы): V.A. Sushin, F.F. Litvinov (Russia) and V. Siegel (Germany)

10. Entanglement of Antarctic fur seals Arctocephalus gazella in man-made debris at Bird Island, South Georgia during the 1992 winter and 1992/93 pup-rearing season

    Abstract:  Surveys of Antarctic fur seals entangled in man-made marine debris were carried out for ... winter an unprecedented number of 97 entangled seals were seen, a ten-fold increase on the previous two ... males, the main element of the population seen ashore at Bird Island at this time of year. In the summer ... usual. Otherwise, the nature of the entangling debris (50% packaging bands, 25% fishing net), the ...

    Meeting Document : SC-CAMLR-XII/BG/06 : Автор(ы): Delegation of United Kingdom

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