Résultats de la recherche

1. Analysis of spatial and temporal structure in long-term krill fishery in the Area 48 and its relation to climate variability

   Abstract:  The authors   analyzed the influence of climate changes on space-time dynamic of ... Antarctic krill fishery in the Area 48 using the CCAMLR fishery data and time series of ААО induces ... (Antarctic Oscillation Index) as the indication of climate variability.   Here we used the methods of the ... integrated ecosystem assessment used by ICES and the modern de-nosing data methods. The influence of climate ...

   Meeting Document : WG-EMM-12/50 : Auteur(s): P. Gasyukov and S. Kasatkina (Russia)

2. The case for including the Ross Sea continental shelf and slope in a Southern Ocean network of marine protected areas

   marine ecosystem. This paper summarizes the case for including the Ross Sea within CCAMLR’s network of ... Abstract:  Both the Convention for the Conservation of Marine Living Resources (CCAMLR) and the ... Environmental Protocol to the Antarctic Treaty provide for the establishment of marine protected areas (MPAs ... ) for purposes of scientific study and to conserve unique features and components of the Antarctic ...

   Meeting Document : CCAMLR-XXIX/BG/26 : Auteur(s): ASOC Observer

3. Age validation of juvenile Notothenia rossii at Potter Cove, South Shetland Islands, using mark-recapture data

   Abstract:  Among all validation methods of age determination in fish, release of known age and ... principle of annual deposition of an annulus in scales and otoliths. Of 132 juvenile specimens (TL = 22.1 ... after periods of 1–13 months. In scales of five specimens recovered after 10–13 months, one extra ... annulus was laid down, exhibiting an additional winter zone of closely spaced sclerites. Consistently, the ...

   Meeting Document : WG-FSA-13/P01 : Auteur(s): E. Moreira, E. Barrera-Oro and M. La Mesa

4. Cephalopod diet of the southern elephant seal (Mirounga leonina) at King George Island, South Shetland Islands

   Abstract:  In the austral summer of 1995/96, 25 southern elephant seals, Mirounga leonina, were ... present in 72% of the individuals sampled (n=18). Seven species of squid and 3 of octopus were identified ... . Overall, the squid species Psychroteuthis glacialis was by far the most important prey in terms of numbers ... (77%), biomass (80.8%) and frequency of occurrence (94.4%). Next in importance in terms of mass in the ...

   Meeting Document : WG-EMM-99/13 : Auteur(s): G.A. Daneri, A.R. Carlini (Argentina) and P.G.K. Rodhouse (United Kingdom)

5. Entanglement in man-made debris of Antarctic fur seals at Bird Island, South Georgia

   Abstract:  Neck collars of man-made marine debris were seen on 208 Antarctic fur seals (and ... removed from 170) during the 142 days of the 1988-89 pup-rearing season at Bird Island, South Georgia ... . This represents at least 0.1% of the total Bird Island population and a minimum of 0.4% of animals in ... ) formed 59% of collars, nylon string (15%), fishing net (13%) and six other materials comprising the rest ...

   Meeting Document : CCAMLR-VIII/BG/05 : Auteur(s): J.P. Croxall, S. Rodwell and I.P. Boyd (United Kingdom)

6. Patterns and processes in the distribution and dynamics of Antarctic krill

   Abstract:  A general framework is presented to develop, test and integrate component models of the ... distribution and dynamics of Antarctic krill population at various spatial and temporal scales. We suggest that ... models of increasing complexity be developed iteratively for variability and patchiness of krill ... abundance. Incremental models should then be compared to statistical descriptions of the observed ...

   Meeting Document : SC-CAMLR-VII/BG/20 : Auteur(s): United States of America

7. A sensitivity analysis of a simple krill individual-based model designed to investigate length-based recruitment indices

   Abstract:  As part of the CCAMLR Scheme of International Scientific Observation, observers on ... -board Krill (Euphausia superba) fishing vessels measure the length of individual Krill sampled from ... commercial catches. These extremely valuable data may be used to monitor the state of harvested Krill ... to the interpretation of any observed trend. To illustrate these interactions a simple mechanistic ...

   Meeting Document : WG-EMM-13/23 : Auteur(s): S. Thanassekos and K. Reid (Secretariat)

8. Report on the status of wandering, black-browed and grey-headed albatrosses at South Georgia

   Abstract:  Surveys of all known breeding sites of wandering, black-browed and grey-headed ... 1,553 pairs of wandering albatrosses, 75,500 pairs of black-browed albatrosses and 47,800 pairs of grey ... predominantly yacht-based survey of black-browed and grey-headed albatrosses over the whole of South Georgia ... conducted in the mid 1980s, numbers of these two species appear to have decreased by 26% and 14 ...

   Meeting Document : WG-FSA-04/71 : Auteur(s): S. Poncet (United Kingdom),G. Robertson (Australia), R. Phillips (United Kingdom), K. Lawton (Australia), B. Phalan, J. Croxall and P. Trathan (United Kingdom)

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

   Abstract:  Given the importance and interdependence of diet studies to monitoring work, we ... compared data on the stomach contents and food load masses among three species of Pygoscelis penguins ... dependent on Antarctic krill (Euphausia superba), which accounted for over 93% of each species’ diet by ... frequency of occurrence and mass. Gentoo penguins ate significantly more fish than either congener ...

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

10. Entanglement of Antarctic fur seals Arctocephalus gazella in man-made debris at Bird Island, South Georgia during the 2000 winter and the 2000/01 breeding season

    Abstract:  Results of the survey of entanglements of Antarctic fur seals at Bird Island, South ... reported here. The number of entanglements showed an increase from recent years, with 20 entanglements ... entanglements over the 2000 winter than in 1999; some of which can be explained by interannual variation in the ... injuries accounted for 35% of entanglements over winter and 23% during the summer. As in previous years ...

    Meeting Document : SC-CAMLR-XX/BG/03 : Auteur(s): Delegation of the United Kingdom

Pages