Résultats de la recherche

1. A hypothetical life cycle for Antarctic toothfish Dissostichus mawsoni in Antarctic waters of CCAMLR Statistical Area 88

   larvae after an 18–24 month period suggested by the models agreed moderately well with the distribution ... spawning, eggs and larvae become entrained by the Ross Sea gyres, and may either move west settling out ...

   Meeting Document : WG-FSA-07/35 : Auteur(s): S.M. Hanchet, G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams (New Zealand)

2. Ecological risk management and the fishery for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea, Antarctica

   Ross Sea, Antarctica. We propose that, by defining risks and quantifying potential impacts, the limited ... species. 4. Exogenous effects: Risks of change in the marine ecosystem due to, or exacerbated by ...

   Meeting Document : WG-EMM-07/24 : Auteur(s): M.H. Pinkerton, A. Dunn and S.M. Hanchet (New Zealand)

3. Broadbandwidth sound scattering and absorption from krill (Meganyctiphanes norvegica), Mysids (Praunus flexuousus and Neomysis integer) and shrimp (Crangon crangon)

   Praunus flexuosus and Neomysis integer; and Decapoda, Crangon crangon), are not well predicted by SDWBA ... strength (TS) cannot be estimated accurately by a linear function of log10 (L), irrespective of shape, and ...

   Meeting Document : WG-EMM-04/40 : Auteur(s): S.G. Conti, D.A. Demer (USA) and A.S. Brierley (United Kingdom)

4. Observer notes (Subarea 88.1)

   formed by mature individuals: males with body length more 100 cm, females – more than 120 cm. Gonads of ... individuals forming spawning aggregations was ascertained. Studies of biology of mass by-catch fish showed ... Antarctic toothfish was found in long-line catches above seamounts of the Pacific-Antarctic Ridge to the ...

   Meeting Document : WG-FSA-04/89 : Auteur(s): V.G. Prutko (Ukraine)

5. Diets of sympatrically breeding Adélie, gentoo and chinstrap penguins from Admiralty Bay, South Shetland Islands, Antarctica, 1981 to 2000

   dependent on Antarctic krill (Euphausia superba), which accounted for over 93% of each species’ diet by ... 1980s and the more recent 1990s periods. This conclusion is supported by annual US Antarctic Marine ...

   Meeting Document : WG-EMM-03/29 : Auteur(s): W.Z. Trivelpiece (USA), K. Salwicka (Poland) and S.G. Trivelpiece (USA)

6. Are penguins and seals in competition for Antarctic krill at South Georgia?

   concentrations of foraging activity were significantly segregated spatially. The size of krill taken by both ... a significant degree of segregation in spatial resource use by the study populations, it is likely ...

   Meeting Document : WG-EMM-02/22 : Auteur(s): K.E. Barlow, I.L. Boyd, J.P. Croxall, K. Reid, U.J. Staniland and A.S. Brierley (United Kingdom)

7. Alternative methods for determining subarea or local area catch limits for krill in Statistical Area 48

   allocate the 1.5 million ton limit by evenly dividing the catch among subareas or by using historical ...

   Meeting Document : WG-EMM-01/29 : Auteur(s): G. Watters and R. Hewitt (USA)

8. Seabird mortality in the Patagonian toothfish longline fishery around the Prince Edward Islands, 1996–2000

   on seabirds. Overall, white-chinned petrels Procellaria aequinoctalis were by far the most frequently ... may be losing significant potential revenue by allowing these birds to access baited hooks. Rates of ...

   Meeting Document : WG-FSA-01/8 : Auteur(s): D.C. Nel, P.G. Ryan and B.P. Watkins (South Africa)

9. Workshop Report – The Ross Sea: Science, Policy and the Public in a Pristine Marine Ecosystemt

   , coincide closely with the criteria agreed to by the UN Convention for Biological Diversity to identify ... that full report available by autumn 2009. Author(s):  J. Weller and D.G. Ainley (USA) Title:  Workshop ...

   Meeting Document : WG-EMM-09/14 : Auteur(s): J. Weller and D.G. Ainley (USA)

10. Characterisation of the Antarctic polar frontal zone to the north of South Georgia in summer 1994

    PF (and thus the PFZ) is known to be influenced by topographic steering, while local bathymetry has ... 30 days suggested that the surface expression of the PF had shifted southward by approximately 35 km ... . This high-speed flow was found to have a geostrophic component of velocity that was slower than ... estimates for other regions of the PF. Comparisons with output from recent oceanographic models were found ...

    Meeting Document : WG-EMM-97/40 : Auteur(s): Brandon, M.A., Trathan, P.N., Murphy, E.J.

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