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1. Fishing for toothfish using pots: results of trials undertaken around South Georgia, March–May 2000

   Conservation Measure 64/XII. According to this protocol, fishing was to be conducted over as wide an area ... line 128 1.28 kg/ ot, 128 k per 5 km line 2 788 0.35 kg/Eook, 830&g per 5 km line Table 4: Mean ... by decRliing abundance on setting. Species Mean Number Observed Setting Hauling White-chinned petrel ... generally large (mean size of 94 cm, 64% 90 cm or above). Most fish discarded for this reason were dead ... commercial viability of this fishing method for toothfish fisheries in the CCAMLR Convention Area. While the ... toothfish was notably lower than that achieved in the longline fishery. Importantly, the use of pots ... , March–May 2000 Abstract / Description:  During the period March to May 2000, the UK undertook trials of ... method successfully caught D. eleginoides, there was a large by-catch of crab species. The catch rate of ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 93–105 : Author(s): Agnew, D.J., T.M. Daw, G.M. Pilling and M.G. Purves

2. Alternative assessment methods for toothfish at South Georgia

   initial lack of early decline, the abrupt decline between 1995 and 1996 and the subsequent increase in ... . The fit of the model to the CPUE series is not good, and there are several unexplained problems. The ... first is that the CPUE in the early 1990s did not decline as would be expected as the resource was ... would be predicted by the model. Thirdly, all models predict a continuing decline, not the increase in ...

   Meeting Document : WG-FSA-SAM-04/17 : Author(s): Kirkwood, G., Payne, A., Agnew, D.

3. MODELING PREDATION BY TRANSIENT LEOPARD SEALS FOR AN ECOSYSTEM-BASED MANAGEMENT OF SOUTHERN OCEAN FISHERIES

   is important to integrate the predator needs as natural mortality of its prey in models to set prey ... precautionary interpretation in the context of an ecosystem-based management. Author(s):  J. Forcada, D. Malone ... Abstract:  Correctly quantifying the impacts of rare apex marine predators is essential to ... species and their dependent predators. This requires modelling the uncertainty in such processes as ...

   Meeting Document : WG-EMM-09/P08 : Author(s): J. Forcada, D. Malone, J.A. Royle and I.J. Staniland

4. Dietary composition of juvenile Dissostichus eleginoides (Pisces, Nototheniidae) around Shag Rocks and South Georgia, Antarctica.

   Abstract:  A diet analysis of the Patagonian toothfish Dissostichus eleginoides, trawled in the ... by the frequency of occurrence method. Cephalopods and mysids were infrequent in the stomachs, and ... South Georgia Islands area in March–April 1996, was carried out by frequency of occurrence (F%) and ... coefficient ‘‘Q’’ (%) methods. The samples consisted chiefly of immature specimens, with predominant length ...

   Meeting Document : WG-FSA-05/P6 : Author(s): Casaux, R., Barrera-Oro, E.R., Marschoff, E.R.

5. POTENTIAL PHENOLOGICAL RESPONSES TO ENVIRONMENTAL VARIABILITY AND CHANGE FOR ADÉLIE PENGUINS

   environmental change and have been reported for a range of species around the globe. In Antarctica, there is a ... phenophases of the breeding cycle and describe shifts in Adélie penguin breeding phenology reported at ... clear indication of phenological changes for the Adélie penguin (Pygoscelis adeliae) with contrasting ... trends in clutch initiation dates reported for populations on opposite sides of Antarctica. Such shifts ...

   Meeting Document : WG-EMM-11/33 : Author(s): L. Emmerson and C. Southwell (Australia)

6. Adélie penguin colony size predicts south polar skua abundance on Ross Island, Antarctica

   occupied. Applying our regression model to published mean Adélie penguin colony sizes at 23 locations ... regression model to published mean Adélie penguin colony sizes at 23 locations predicted 18 000 skuas ...

   Meeting Document : WG-EMM-14/55 : Author(s): D.J. Wilson, P.O’B. Lyver (New Zealand), A.L. Whitehead (Australia), T.C. Greene (New Zealand), K. Dugger (USA), B.J. Karl, J.R.F. Barringer, R. McGarry (New Zealand), A.M. Pollard and D.G. Ainley (USA)

7. Estimates of natural and fishing mortality from toothfish mark–recapture and catch-at-age data at South Georgia

   mark-recapture models of this type. Given the increasing number of releases and recaptures in all the ... data from all the analysed cohorts in the estimation routine, and we examine the potential estimation ... bias, using simulated data. The results confirm earlier findings, with lower estimates of natural and ... estimates of the exploitation rate predicted by the full assessment models, currently being implemented ...

   Meeting Document : WG-FSA-06/54 : Author(s): R.M. Hillary and D.J. Agnew (United Kingdom)

8. Krill CPUE standardisation and comparison with acoustic data based on data collected from Chinese fishing vessels in Subarea 48.1

   indicate the changing trends of the density of krill in the water close to sea surface, which may be ... Abstract:  The usability of CPUE data as Antarctic krill abundance index was a widely discussed ... by Chinese fishing vessel Furonghai in 2015/16 season. The result showed that the CPUE data could be ... than catch per day data. The veridical distribution and movement of krill could be important source of ...

   Meeting Document : WG-EMM-17/41 : Author(s): Y. Ying, X. Wang, J. Zhu and X. Zhao

9. Marine debris and entanglements at Bird Island and King Edward Point, South Georgia, Signy Island, South Orkneys and Goudier Island, Antarctic Peninsula 2015–2016

   the reporting period. Overall, the occurrence of beached marine debris was below the long-term mean at both Bird ... Island and Signy Island. The incidence of marine mammal entanglements was below the long-term mean at all ... sites surveyed. Debris associated with seabird colonies was below the mean level for wandering ... albatrosses and black-browed albatrosses, but above the mean for grey-headed albatrosses and giant petrels ...

   Meeting Document : SC-CAMLR-XXXV/BG/21 : Author(s): Delegation of the United Kingdom

10. La pêche à la légine australe (Dissostichus eleginoides) à Kerguelen (secteur Indien de l'océan Austral)

    fishery of the Indian sector of the Southern Ocean. However IUU fishing has appeared in 1997. A GLM ... Abstract:  The Patagonian toothfish (Dissostichus eleginoides) has been fished in the Kerguelen ... analysis has been performed from the statistical data of the legal fishery to assess the factors affecting ... a decrease of the CPUE, indicating a probable local overfishing. The bathymetric spreading of the ...

    Meeting Document : WG-FSA-05/27 : Author(s): C. Lord, G. Duhamel et P. Pruvost (France)

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