Résultats de la recherche

1. A single-area stock assessment model of Antarctic toothfish (Dissostichus mawsoni) in SSRU 88.2E for the 2004/05 season

   uncertain, with the median estimated as 7720 t (95% credible intervals 3760–22 240 t), and current (B2005 ... , were estimated to be 670 t. However, as the fishing selectivity was estimated to be to the right of the ... . Moreover, the mean catch that could actually be taken under this scenario was 450 t. Hence, two revised ... equal to the maturity ogive, and hence the yield was calculated as 273 t. The second used the model ...

   Meeting Document : WG-FSA-05/31 : Auteur(s): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand)

2. Preliminary studies on age, growth and size at sexual maturity of Dissostichus eleginoides in the Ob-Lena Bank in the 2007/08 season

   tended to overestimate for < 30 years, but underestimate for > 30 years, as compared to AAD readers ... . 800 samples in the next WG-FSA. Author(s):  K. Taki, T. Iwami and M. Kiyota (Japan) Title ...

   Meeting Document : WG-FSA-11/16 : Auteur(s): K. Taki, T. Iwami and M. Kiyota (Japan)

3. Results on by-catch of fish during Ukrainian, Polish and Japanese krill fishery in the South Orkney Islands, South Georgia and Shetland Islands areas

   Polish and Japanese by-catch samples, and its estimated value of an arithmetic mean was 11541 ind./t ... krill and 34588 ind./t krill respectively. In the Ukrainian sample, most of by-catch juveniles were ... referred to Champsocephalus gunnari and L. larseni, and its arithmetic mean was 78523076 ind./t krill and ... 60352790 ind./t krill respectively. Thirteen species including four mesopelagic fish species were found in ...

   Meeting Document : WG-FSA-96/19 : Auteur(s): Cielniaszek, Z., Pakhomov, E.A., Iwami, T.

4. A preliminary model-based approach for estimating natural mortality of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea Region

   estimated to be 92 140 t (70 330–121 950 t); a higher B0 72 620 t (65 040–81 050 t) when compared to the ... mortality was lower and estimated the precautionary yield higher (3419 t compared with 3258 t). MPD ...

   Meeting Document : WG-SAM-2019/04 : Auteur(s): B. Moore, S. Mormede, S. Parker and A. Dunn

5. Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region to 2018/19

   spawning stock biomass to be about 71 730 t (95% CIs 65 890–78 730 t) and the current stock status to be 66 ... between north of 70° S (19%), south of 70° S (66%), and the SRZ (15%) was 3140 t. Hence, we recommend that ... the catch limit be set at a total 3140 t for the Ross Sea region in the 2019/20 and 2020/21 fishing ... seasons, with a catch limit of 588 t for north of 70° S, 2042 t for south of 70° S, and 464 t for the SRZ ...

   Meeting Document : WG-FSA-2019/08 : Auteur(s): A. Dunn

6. Foraging areas of black-browed and grey-headed albatrosses breeding on Macquarie Island in relation to marine protected areas

   34 % of their time foraging in MPAs. 4. Black-browed and grey-headed albatrosses spent 30 % and 15 ... Exclusion Zone around Macquarie Island. In contrast, grey-headed albatrosses (T. chrysostoma) spent on only ...

   Meeting Document : WG-FSA-04/49 : Auteur(s): A. Terauds, R. Gales, G.B. Baker and R. Alderman (Australia)

7. Fishing cruise of the Russian trawler Zakhar Sorokin to the Antarctic (Subarea 48.3) from 16 February to 10 March 1999

   were done and 264,921 t of icefish were caught. 86% of catch were taken from 28 February to 3 March on ... , therefore, formed dense commercial concentrations. In this period, catches constituted 3,4 t per trawling ... hour and 57 t per day of fishing. Icefish 27-33 cm long were the basis of catches. Total catch of other ... fish species constituted 9,171 t. Due to opinion of the captain of a Russian vessel and Russian ...

   Meeting Document : WG-FSA-99/57 : Auteur(s): V.L. Senioukov and P.N. Kochkin (Russia)

8. Consumption of krill by minke whales in Areas IV and V of the Antarctic

   summer in Areas IV and V were 14.7- 17.8 x 105 t and 63.2- 77.0 x 105 t, respectively. The values in Area ... ecosystems in Areas IV and V during the austral summer. Author(s):  Fujise, Y., Tamura, T., Ichii, T. Title ...

   Meeting Document : WG-EMM-97/17 : Auteur(s): Fujise, Y., Tamura, T., Ichii, T.

9. Report on fishery and scientific activity of Ukraine in the Antarctic in 1993/94

   to the middle of the first t en-day period of June. GENERAL PETROV worked from 21.04 to 17.05 in ... krill in March-June 1994 was 8.708 t. Three longliners of SRTM type worked at the specialized fishery of ... made 942 t,. from which 422 t were harvested in October late December and 520 t were fished in January ...

   Meeting Document : SC-CAMLR-XIII/BG/12 : Auteur(s): Observer (Ukraine)

10. INDICATIVE ESTIMATES OF BIOMASS AND YIELD OF WHITSON’S GRENADIER (M. WHITSONI) ON THE CONTINENTAL SLOPE OF THE ROSS SEA IN SUBAREAS 88.1 AND 88.2

    bootstrap procedure. Indicative estimates of M. whitsoni biomass for the Ross Sea slope ranged from 26 892 t ... (cv = 29%) to 41 823 t (cv = 28%) depending on assumptions. Applying estimates of gamma (γ) =0.01439 ... and 0.01814 gave indicative estimates of yield in range 386–602 t and 487–759 t respectively. These ... indicative yield estimates provide tentative support for the bycatch limit of 374 t currently in place for M ...

    Meeting Document : WG-FSA-08/32 : Auteur(s): S.M. Hanchet, D. Fu and A. Dunn (New Zealand)

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