Результаты поиска

1. ENVIRONMENTAL FORCING AND SOUTHERN OCEAN MARINE PREDATOR POPULATIONS: EFFECTS OF CLIMATE CHANGE AND VARIABILITY

   Abstract:  The Southern Ocean is a major component within the global ocean and climate system and ... potentially the location where the most rapid climate change is most likely to happen, particularly in the ... include changes to the long interdecadal background signals such as the development of the El Niño ... opportunity to explore how biological communities respond to change. This approach is based on the premise ...

   Meeting Document : WG-EMM-08/P06 : Автор(ы): P.N. Trathan, J. Forcada and E.J. Murphy

2. DATA QUALITY ASSESSMENT IN CCAMLR: REQUIREMENTS FOR MINIMUM INTEGRITY TESTING TO ENSURE THAT DATA ARE FIT FOR PURPOSE

   Abstract:  The level of data quality assessment and ‘certification’ as ‘fit for purpose’ depends ... upon the different requirements for the data, together with a recognition that, however thorough a ... validation exercise the data are exposed to, there will always be some data that require some additional ... confirmation of their validity. In the context of CCAMLR, data may undergo one set of quality testing in order ...

   Meeting Document : WG-SAM-09/05 : Автор(ы): Secretariat

3. Adélie penguin foraging behaviour and breeding success in seasons of contrasting krill availability (Mawson Coast, Antarctica)

   Abstract:  Parameters measured under the CCAMLR Ecosystem Monitoring Program (CEMP) for Adélie ... penguins at the Béchervaise Island CEMP site were compared between seasons of contrasting krill ... availability. Krill biomass estimates were derived from shipboard surveys carried out within the penguins ... ’ normal foraging range during the 2001 and 2003 breeding seasons. More than three times as much krill was ...

   Meeting Document : WG-EMM-03/44 : Автор(ы): J. Clarke, M. Tierney, S. Candy, S. Nicol, L. Irvine and K. Kerry (Australia)

4. Interannual variations of water thermochaline structure on South Georgia Island, South Orkney Islands and Shetland Islands shelves

   Abstract:  Basing on the analysis of major water mass boundaries and their thermochaline ... characteristics, T,S diagrams' typification has been realized for hydrological stations carried out in the ... been singled out for the area of South Orkney Isls. The first type was characterized by presence of ... intermediate cold layer. In some years of this type (1 97 1, 1972, 1978, 1982) the layer had positive ...

   Meeting Document : WG-EMM-00/34 : Автор(ы): P. Chernyshkov, V. Shnar, O. Berezhinsky and I. Polischuk (Russia)

5. FIELD IDENTIFICATION GUIDE TO HEARD ISLAND AND MCDONALD ISLANDS (HIMI) BENTHIC INVERTEBRATES: A GUIDE FOR SCIENTIFIC OBSERVERS ABOARD FISHING VESSELS

   Abstract:  At CCAMLR-XXVI the Working Group on Fish Stock Assessment (WG-FSA) noted a lack of ... specific reference material for the identification of benthic invertebrates in areas specific to which ... observers carry out their activities (SC-CAMLR-XXVI: Annex 5, paragraph 6.32). To improve the standard of ... observer identifications and also to assist in the identification of vulnerable areas, the Scientific ...

   Meeting Document : SC-CAMLR-XXVIII/BG/12 : Автор(ы): Delegation of Australia

6. FURTHER DEVELOPMENTS OF A SIMULATION MODEL, ‘PATCH’, FOR EVALUATING MANAGEMENT STRATEGIES TO CONSERVE BENTHIC HABITATS (VULNERABLE MARINE ECOSYSTEMS) WHICH ARE POTENTIALLY VULNERABLE TO IMPACTS FROM BOTTOM FISHERIES

   approach in managing Antarctic fisheries. The model is ready for use by WG-FSA this year to begin ... ecosystems’ in order to maintain the ecological structure and function of, particularly, deep sea benthic ... habitats. Noting the paucity of data on the ecology of these habitats, this paper further develops a ... the most cost-effective way that fishers might be able to collectively enact this resolution? The UNGA ...

   Meeting Document : WG-FSA-09/42 : Автор(ы): A.J. Constable (Australia)

7. Algunos aspectos biologicos relevantes a la explotacion de la merluza negra (Dissostichus eleginoides Smitt, 1898) en la zona economica exclusiva argentina y sector oceanico adyacente

   Abstract:  This work aims to the study of the distribution, size structure by depth, first ... eleginoides) in the Argentine Sea, and atempts some explanation by a trophic analysis of such distribution ... . The distribution of Patagonian toothfish extends between of 36°30'S and 55°S from 80 to 2500 m ... depth. Greatest concentration areas were found south and NE of the Malvinas Islands, over the slope of ...

   Meeting Document : WG-FSA-97/49 : Автор(ы): Almeyda, S.M., Prenski, L.B.

8. Temporal variability in Adélie penguin CEMP parameters and their response to changes in prey availability

   Abstract:  We examined the within- and between- year fluctuations of four Adélie penguin ... the duration of early and late stage foraging trips. For example, low breeding success was recorded in ... a season with long foraging trips during the guard period, relatively short trips during the crèche ... period and heavy fledglings. These results may indicate changes in the relative level of resource ...

   Meeting Document : WG-EMM-12/22 : Автор(ы): L. Emmerson and C. Southwell (Australia)

9. Temporal variability in Adélie penguin CEMP parameters and their response to changes in prey availability

   Abstract:  We examined the within- and between- year fluctuations of four Adélie penguin ... the duration of early and late stage foraging trips. For example, low breeding success was recorded in ... a season with long foraging trips during the guard period, relatively short trips during the crèche ... period and heavy fledglings. These results may indicate changes in the relative level of resource ...

   Meeting Document : WG-EMM-12/48 : Автор(ы): L. Emmerson and C. Southwell (Australia)

10. Physical and behavioural influences on larval fish retention: contrasting patterns in two Antarctic fishes

    Abstract:  Waters around South Georgia are amongst the most productive in the Southern Ocean, and ... retention of the planktonic stages (eggs and larvae) of marine fish can play a key role in the maintenance ... of adult stocks. Here we use a numerical modelling approach to examine the influence of oceanographic ... and life history variability on the dispersal and retention of two species of Antarctic fish ...

    Meeting Document : WG-FSA-12/P10 : Автор(ы): E.F. Young, J. Rock, M.P. Meredith, M. Belchier, E.J. Murphy and G.R. Carvalho

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