Résultats de la recherche

1. Status of living resources

   monitoring (CCAMLR-XXX, pararaph 15.3).   In addition, Norwegian fishing industry committed to a 5-year ... probability of achieving the objectives of Article II in spite of not being able to separate these two effects ... the impact of multi-year research catch limits on overfished toothfish populations (392.92 KB); (2012 ... , paragraph 9.20; (2016) SC-CAMLR-XXXV, paragraph 3.160; (2016) WG-FSA-16/02. Scientific Committee – In ...

   Page : Site Section: The Organisation

2. e-sc-iv-a6.pdf

   ... in Appendix IV as a matter of routine. 20. In terms of abundance estimation, the group appreciated ... Antarctic in Rep. Int. Whal. Commn 30, 1980. Yasuhiko Shimadzu. Bias of the CPUE Using Search Time as ... REPORT OF THE AD HOC WORKSHOP ON KRILL CPUE INTRODUCTION 1. The Working Group met on 21, 22 and 29 ... August 1985. Dr W. Ranke (GDR) had been appointed Convenor of the group. In his absence Dr I. Everson application/pdf attached to:WS-KCPUE-85

   Meeting Report : WS-KCPUE-85

3. An approach to feedback management (FBM) of the krill fishery based on routine acoustic data collection and intermittent land-based predator studies

   level in the fishery of Antarctic krill in Subareas 48.1 through 48.4 (CM 51-07) has continuously been ... strictly not in line with the CCAMLR ecosystem approach to management. FBM has been considered an ... , understandable and robust relationships which in turn creates trust by the stakeholders and will enable an ... -xxxvi-bg-20.docx Approval:  Approved Secretariat Workflow Status:  Content Approved Delegation ...

   Meeting Document : SC-CAMLR-XXXVI/BG/20 : Auteur(s): Delegations of Norway, China and Chile

4. Results of fish stock assessment survey, South Georgia region, November - December 1986

   rossii and Patagonotothen brevicauda guntheri were an order of magnitude lower than observe by Kock in ... 1985. Abundance of Dissostichus eleginoides and Pseudochanichthys georgianus appeared lower in 1986/87 ... Champsocephalus gunnari were larger in 1986/87 than 1984/85, probably due to good recruitment of 1983/84 and 1984 ... /85 year classes. Coefficients of variation ranged from 67.9% (Notothenia squamifrons) to 12.6% (C ... larger in 1986/87 than 1984/85, probab~ue to good recruitment of 1983/84 and 1984/85 year classes ... differential distribution of the year class by size, and more likely, the use of unlined 80 mm mesh in that ... lengths ranged between 13-76 cm, with an overall mean length of 34.2 cm (Figure 20). In contrast to ... large 1974;75 year class identified in previous virtual population analyses, when consistent age ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 143-183 : Auteur(s): Gabriel, W.L.

5. Fishery Report 2013: Dissostichus eleginoides South Georgia (Subarea 48.3)

   . Throughout this report the CCAMLR fishing season is represented by the year in which that season ended, e.g ... . The number of hauls (N) and the number of fish measured (n) in each year are given at the top of each ... . 14. Dissostichus eleginoides were caught in 20 out of the 70 hauls in the 2013 survey and were ... in Subarea 48.3 carry a CCAMLR scientific observer who collects a range of data, including ...

   Document : Site Section: Publications

6. Estimating krill recruitment and its variability

   recruits in a population sampled by a net haul survey. Preliminary results from a series of five net haul ... surveys in the South Atlantic and the Indian Ocean sectors of the Southern Ocean give a mean recruitment ... rate for 1+ krill (the ratio of the number of krill aged one year to the number of krill aged one year ... for 2+ krill (the ratio of the number of two-year-old krill to the number aged two and above) from ... used in fitting the distribution to the one-year-old and Estimating Krill Recruitment and its ... classes in fitting to two- densities for each length calculated using year-old and above. equation (6 ... ), taking the second group with mean length in the range 30 to 38 mm as age class 2, are: Number of ... peaks for putative one-year-old krill suggest that this weaker assumption is more likely to hold in ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 55–69 : Auteur(s): de la Mare, W.K

7. New CCAMLR SISO Observer Manuals and updated longline logbook

   data collection for a focussed skate tagging programme in the Ross Sea, beginning in the 2020 season ... requirements. In addition a new version of the observer longline logbook is presented, with additions to allow ...

   Meeting Document : WG-EMM-2019/75 : Auteur(s): CCAMLR Secretariat

8. Review of length-weight relationships for Antarctic krill

   indicate the timing of spawning varies from year to year. The seasonal variation in krill weight clearly ... 927mg 913mg 931 mg 912mg 860mg 796mg Data for February were collected in different years and ... of one month (Table 4). Because spawning may occur in different months during different years ... for wet wei~ht (in mg) and total length (AT in mm). Month Several years Several years ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 145–155 : Auteur(s): Siegel, V.

9. Potential interactions between wandering albatrosses and longline fisheries for Patagonian toothfish at South Georgia

   continental shelf in areas very similar to where the longline fishery operates and are therefore at serious ... risk from these fisheries at this time. Until fishing methods which do not catch albatrosses are in ... comprehensive use, we recommend that the South Georgia longline fishery for D. eleginoides should be managed in ... m and deeper. - - and fishing took place in most months of the year with between 1 and 12 ... , satellite-tracking, South Georgia, wandering albatross INTRODUCTION Over the last 20 years wandering ... Island for their assistance in the research on satellite tracking of D. exulans in recent years ... South Georgia continental shelf in areas very similar to where the longline fishery operates and are ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 101–110 : Auteur(s): Croxall, J.P. and P.A. Prince

10. An update of the ageing program for Patagonian toothfish (Dissostichus eleginoides) at the Australian Antarctic Division, including a summary of new data available for the Integrated Stock Assessment for the Heard Island and the McDonald Islands fishery (Division 58.5.2)

    greater than 20 years) available for use in the current assessment (Ziegler et al., 2014).   Author(s ... in relation to the laboratory processing of otoliths and quality control in the assignment of fish ... capacity for ageing and at a lower cost per otolith. Greatest efficiency gains have been made in the ... laboratory, with otoliths now set in smaller resin blocks that take much less time to section, and in quality ...

    Meeting Document : WG-FSA-14/45 : Auteur(s): B.M. Farmer, E.J. Woodcock and D.C. Welsford (Australia)

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