Результаты поиска

1. An integrated stock assessment for the Heard Island and the McDonald Islands Patagonian toothfish (Dissostichus eleginoides) fishery (Division 58.5.2)

   eleginoides) at the Heard and the McDonald Islands (Division 58.5.2) with data until mid August 2014. This ... conducted with the CASAL version that was agreed on by WG-SAM-14. These changes substantially improved the ... that the virgin spawning stock biomass (SSB 0) is higher than that estimated in 2013, with an MCMC ... composition data to aid with the estimation of year class strength and selectivity functions of sub-fisheries ...

   Meeting Document : WG-FSA-14/34 : Автор(ы): P. Ziegler, D. Welsford, W. de la Mare and P. Burch (Australia)

2. Investigations on midwater trawling for krill (Euphausia superba) in the Southern Ocean

   hauls were made using a 2.5 m Isaacs-Kidd Midwater Trawl (IKMT) in the area 59°00’-61°08' S lat; 30 ... °04'-40°04' E long, from 27 January to 12 February 1996. In the area of operations, krill ... was caught in waters south of 60° parallel (60°43'-6l°00' S), between 32°00-34°05' E ... total catch while salps constituted 54 per cent. Average catch for krill worked out to be 354.6 kg.haul ...

   Meeting Document : WG-EMM-98/38 : Автор(ы): M.R. Bhoopendranath, M.K.R. Nair, A. Anrose and V.C. George (India)

3. An updated descriptive analysis of the toothfish (Dissostichus spp.) tagging programme in Subareas 88.1 and 88.2 up to 2005/06

   and 88.2 since 2001 is presented. The paper updates and revises tag-release and tag-recapture data ... the catch by area. However, recapture rates have tended to be higher in SSRUs 88.2E, 88.1C, and 88.1H ... . About 17% of the recaptures could not be matched to a release observation, mainly because of missing ... increased the size of toothfish being tagged so that for the first time the size distribution of the tagged ...

   Meeting Document : WG-FSA-06/34 : Автор(ы): A. Dunn and S.M. Hanchet (New Zealand)

4. Analisis de los censos de Arctocephalus gazella efectuados en el sitio de especial interes cientifico no. 32, Isla Livingston, Antarctica

   in Viña del Mar (Chile) in August 1992, the information about four complete censuses on the Antarctic ... with the purpose to clarify its population size, between the Antarctic seasons 1965-66 and 1991-92. The ... results show that the population size of this species, in the study area increased during 26 years, form ... that future censuses carry out in the Cape Shirreff also include the breeding colonies of San Telmo ...

   Meeting Document : WG-CEMP-93/24 : Автор(ы): A. Aquayo L. and D. Torres N. (Chile)

5. An integrated stock assessment for the Kerguelen Island EEZ Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.1

   of estimation. All model runs were conducted with the CASAL 2.30 2012-03-21 rev. 4648, that was ... fishery data up to the end of the season 2018/2019 (end of August 2019). The updated assessment model is ... ). It also uses commercial data that account for fish removals (fishing mortality and depredation) and ... assesment that was presented to WG-FSA 17 (Sinègre et al., 2017b), this assessment accounts for (1) updated ...

   Meeting Document : WG-FSA-2019/58 : Автор(ы): F. Massiot-Granier, G. Duhamel and C. Péron

6. Preliminary review of Antarctic toothfish maturity in the Ross Sea

   was established that in the period of fishing, females and males with gonads at maturity stage III ... oocytes of the nearest spawning season that comprise the smallest proportion of total sex cells. The ... individual absolute fecundity was 0.33 million eggs, relative fecundity –29 eggs per g. It is suggested that ... spawning takes place from June to August. By the histological data 7-40% females had prespawning ovaries ...

   Meeting Document : WG-FSA-11/27 : Автор(ы): S.V. Piyanova and A.F. Petrov (Russia)

7. An integrated stock assessment for the Crozet Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Subarea 58.6

   CCAMLR area. All model runs were conducted with the CASAL 2.30 2012-03-21 rev. 4648, that was agreed on ... (Dissostichus eleginoides) fishery of the Crozet Islands, CCAMLR sub-area 58-6, with data up to the end of the ... season 2018/2019 (End of August 2019). This updated assessment model is based on the best available data ... data that account for fish removals (fishing mortality and depredation) and support the estimation of ...

   Meeting Document : WG-FSA-2019/57 Rev. 1 : Автор(ы): F. Massiot-Granier, G. Duhamel and C. Péron

8. Observation of fishing operation and distributional behaviour of krill on a krill trawler off Wilkes Land during the 1985/86 season

   judge the towing direction. Size of fished swarms ranged from 100 m to 10 km with different distribution ... was thought to be a good index to measure abundance of concentration. Comparison of such index across ... time and space may have difficulties in standardization when data from different vessels are to be used ... . Author(s):  T. Ichii (Japan) Title:  Observation of fishing operation and distributional behaviour of ...

   Meeting Document : SC-CAMLR-VI/BG/35 : Автор(ы): T. Ichii (Japan)

9. Seabird by-catch by tuna longline fisheries off southern Africa, 1998–2000

   , seabird bycatch rates were high, with a mean of 1.6 birds killed per 1 000 hooks. Japanese vessels (1 ... 600 hooks (0.01 birds per 1 000 hooks). Shy Thalassarche cauta, black-browed T. melanophris and yellow ... -nosed T. chlororhynchos albatrosses, and white-chinned petrels Procellaria aequinoctialis were killed ... most frequently. Based on 1998–1999 fishing effort, simple extrapolation suggests that 19 000–30 000 ...

   Meeting Document : WG-FSA-01/28 : Автор(ы): P.G. Ryan, D.G. Keith and M. Kroese (South Africa)

10. Estimates of global krill abundance based on recent acoustic density measurements and their implications for the calculation of precautionary catch limits and the designation of management areas

    that used in the past. The seasonal and local consequences of elevated catch limits will have to be ... statistical divisions as management areas will have to be considered. Author(s):  S. Nicol, A. Constable and T ... between 64 and 137 million tonnes- at the low end of values that have been suggested in the past. The ... differences between our estimates and others can be explained by a number of factors such as: an ...

    Meeting Document : WG-EMM-99/22 : Автор(ы): S. Nicol, A. Constable and T. Pauly (Australia)

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