Résultats de la recherche

1. Demersal finfish distribution, abundance and their biological characteristics in Statistical Subareas 48.1 (northern part) and 48.2 (2018–2020)

   -380 m, 381-440, and 441-500 m). Sampling will be conducted using bottom trawl nets, with stations in ... , 2009). This will provide valuable information that will allow a comparison with the data collected by ... -16 and WF-FSA-16, a revised proposal for a random, stratified trawl survey to be undertaken in ... Subareas 48.1 and 48.2 in accordance with CM-24-01 is provided. The objective of this research survey is to ...

   Meeting Document : WG-FSA-17/28 : Auteur(s): Delegation of Chile

2. Surface water circulation in krill fishing areas near the South Shetland Islands

   Abstract / Description:  This paper describes tracks followed by six surface drifting buoys that were ... with a drogue attached at a depth of 30 m to assess flow patterns at the depth range where krill tended ... to be most abundant. The buoys were tracked using the ARGOS satellite positioning system. Based on ... sluggish southwest current with a series of small-scale circular and semi-circular flows in the shelf ... offshore waters appear to be associated with these currents. Sprong and Schalk (1992) reported that krill ... regions. It was also emphasised that analyses of data to determine regions of rapid water transport with ... region moved north-east with a meandering current (Figures l(a) and l(c)) that travelled generally ... oceanic region between these island groups were found to be in association with the currents revealed by ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 125–136 : Auteur(s): Ichii, T. and M. Naganobu

3. Draft Research and Monitoring Plan for the South Orkney Islands Southern Shelf (MPA Planning Domain 1, Subarea 48.2)

   research consistent with the objectives of the MPA, and monitoring that will help evaluate the extent to ... recommended that WG-EMM-13/10 should be revised to form three separate documents (WG-EMM-13 paragraph 3.22): i ... monitoring activities that will help inform and support the management of the South Orkney Islands Southern ... which these objectives are being achieved. We also encourage the initiation of other research that is ...

   Meeting Document : WG-EMM-14/24 : Auteur(s): Delegation of the European Union

4. Note on relationship between the Antarctic krill and annual variation of ice edge during 1979 to 1992

   . This implies that strong recruitment of small size krill had occurred just after the season with the ... the coastal zone appeared to be small in summer season just after a strong ice extent had occurred ... strong ice extent. Interannual fluctuations of the ice extent are known to relate with the strength of ... the Antarctic circumpolar trough. Therefore, it could be suggested climate and ecology of krill ...

   Meeting Document : WG-KRILL-93/26 : Auteur(s): M. Naganobu and S. Kawaguchi (Japan)

5. European Union – Measurement of capacity in CCAMLR exploratory fisheries in Subareas 88.1 and 88.2

   fishery in order to be aware of the pressures within the fishery as well as the trends and changes that ... standard metrics of capacity and capacity utilisation that can be used to monitor trends in the fishery ... toothfish fishery with specific focus on capacity related issues using information derived from the CCAMLR ... . Such metrics could be routinely produced by the CCAMLR secretariat using the CCAMLR C2 data. Author(s ...

   Meeting Document : WG-SAM-14/19 : Auteur(s): Delegation of the European Union

6. New Zealand: Review of the Ross Sea region stock assessment

   limit would be 3268 t Likelihood profile Bad ice years: 2001, 2008, 2015 Results 48 Fits to ... ) • Tag detection rate accounts for recaptured tags that could not be linked to a release (but see the ... not be available to fish and recapture tagged fish – Some areas with no currently tagged fish might ... , slope and north separate with different fishing selectivities (constant over time) – These areas are ...

   Document : Site Section: Meetings

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

   indicators with several (moderate and extreme) reference points and that the response to an impact should be ... indicate population size, which is the parameter that many conservation objectives attempt to control ... . Furthermore, CEMP data cannot be used in a standard environmental impact assessment framework as they lack ... control sites. Identifying how these data could be used in an ecosystem management strategy is therefore ...

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

8. By-catch, growth and feeding of Antarctic juvenile fish taken in krill (Euphausia superba Dana) fisheries in the South Georgia area, in 1992

   93 mm in late July. The mean growth rate of this species over this period is estimated to be 0.37 mm ... mm. The mean daily length increase in N. larseni is estimated to be 0.08 mm. The diet, by mass, of ... area from May to August 1992, the total removals of C. gunnari and N. larseni resulting from by-catches ... are estimated to be 34.3 ±  8.0 and 19.8 ±  3.7 million individuals, respectively. File:  09pakhomov ... may be associated with higher abundances of juvenile fish found off the LONGITUDE (W) Figure 1 ... during the investigation. The data presented in Figure 6 suggest that there may be a tendency for the ... (1992) that the problem of the by-catch of juvenile fish could be reduced by shifting krill fishing to ... total by-catch of juvenile fish may be smaller than the statistical error associated with the ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 129–142 : Auteur(s): Pakhomov, E.A. and S.A. Pankratov

9. Population change in gentoo penguins Pygoscelis papua at South Georgia: potential roles of adult survival, recruitment and deferred breeding

   , South Georgia from 1977-1992 are used, in conjunction with empirical (and some hypothetical) data on ... years were associated with reduced availability of krill, one with very cold winter and spring ... conditions. Comparing model and reality indicates that deferred breeding could account for the discrepancy in ... , it is likely that some immigration occurred. Detailed field studies from 1987-1991 established that ...

   Meeting Document : WG-CEMP-93/08 : Auteur(s): J.P. Croxall and P. Rothery (United Kingdom)

10. Comparison of the catches and biological characteristics of Dissostichus mawsoni in Subarea 88.1 in seasons of 2002/03 and 2003/04

    different SSRU, month and depth of sets longlines. The comparison of these resultants showed that in the ... seasons among the largest individuals. It was very interesting that in the both seasons we had two modal ... composition from the different SSRU catches showed that the individuals of the smaller size were caught closer ... was very different:703 t in 2002/03, and 276 t in 2003/04. CPUE what were comparing in different SSRU ...

    Meeting Document : WG-FSA-04/84 Rev. 1 : Auteur(s): K.V. Shust, N.V. Kokorin and A.F. Petrov (Russia)

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