Résultats de la recherche
-
Growth of Antarctic krill Euphausia superba at South Georgia
Abstract: Antarctic krill Euphausia superba has a central role in the ecosystem of the Southern ... dynamics. The length of Antarctic krill in the diet of Antarctic fur seals Arctocephalus gazella at South ... Georgia revealed a consistent increase in size between c 42- c 54 mm over the period October-March ... , indicating growth rates much higher than predicted by existing models. Geographical variation in growth rate ...
Meeting Document : WG-EMM-01/18 : Auteur(s): K. Reid (United Kingdom)
-
Spatial variability and power to detect regional-scale trends
Abstract: An important issue in regional-scale trend detection is the degree of concordance in ... trend between sites in relation to an average regional trend. If there is much or more variability ... of variation in a system, resulting in low power in trend detection across that scale, despite ... -scale surveys of Adelie penguin breeding population size in east Antarctica to assess the degree of ...
Meeting Document : WG-EMM-03/47 : Auteur(s): C. Southwell and L. Emmerson (Australia)
-
Developing research on Antarctic krill to facilitate the development and updating of feedback management procedures
Abstract: Antarctic krill fisheries have the potential to be in the top 10 fisheries of the world ... in terms of biomass production. The expansion of the fishery from current levels appears inevitable ... given the demand for protein and the efficiencies now being developed in the fishery. CCAMLR is ... the impacts that fishing may have on the ecosystem. WG-EMM last reviewed these in workshops between ...
Meeting Document : WG-EMM-13/12 : Auteur(s): E.J. Murphy, R.D. Cavanagh (United Kingdom), A. Constable (Australia), E.H. Hofmann (USA), S.L. Hill, N.M. Johnston, P.N. Trathan and J.L. Watkins (United Kingdom)
-
East Antarctica Planning Domain MPA Planning Reference Document #3: Draft MPA Report Part 3 – Research and Monitoring (update of SC-CAMLR-IM-I/BG/01)
Planning Domain presented in paper WG-EMM-14/48 following advice from WG-EMM in 2014. The rationale for the ... three parts is provided in SC-CAMLR-XXXIII/BG/38. This paper provides a more detailed account of ... research and monitoring in the East Antarctica Planning Domain and how this can form the basis of a ... the Scientific Committee in Bremerhaven, Germany in 2013. Research and monitoring in East Antarctica ...
Meeting Document : SC-CAMLR-XXXIII/BG/40 : Auteur(s): Delegations of Australia, France and the European Union
-
Population and survival trends of wandering albatrosses (Diomedea exulans) breeding on Macquarie Island
than 20 breeding pairs. Most breeding birds in this small population are banded and monitoring over the ... effort and survival varied markedly with breeding numbers declining from a peak in 1964 to near ... extinction levels in the mid 1980’s. Underlying this decline was a significant decrease in juvenile survival ... and, to a lesser extent, adult survival. These survival changes were coincident with changes in ...
Meeting Document : WG-FSA-04/50 : Auteur(s): A. Terauds, R. Gales, R. Alderman and G.B. Baker (Australia)
-
Lessons from CCAMLR on the implementation of the ecosystem approach to managing fisheries
widely recognised as a leading international organisation in developing best-practice in the ecosystem ... . CCAMLR is demonstrating that EBFM does not need to equate to complexity in management and that methods ... predators on their prey. Science has an important role in implementing EBFM, not only in measuring and ... assessing the status of target species and their predators, but also in designing cost-effective management ...
Meeting Document : WG-EMM-12/P06 : Auteur(s): A.J. Constable
-
Contribution to the early life history of Channichthyidae from the Bransfield Strait and South Georgia
examined. Their postlarvae and juveniles were found numerously in krill catches in the Scotia Sea area ... patterns of microincrements, discernible in these otoliths under a light microscope, in most cases are ... , approximating in diameter otoliths of C. gunnari postlarvae. Ageing of single juveniles of Chaenodraco ... , Cryodraco and C. rastrospinosus, stored for some time•in formalin, did not produced satisfactory result ...
Meeting Document : CCAMLR/86/FA/08 : Auteur(s): W. Ślósarczyk (Poland)
-
Investigation of the sensitivity of the Ross Sea toothfish assessment to withholding subsets of the available data
Abstract: Antarctic and Patagonian toothfish stocks in the Antarctic have been assessed within ... time as more years’ data becomes available. The 2009 stock assessment of Antarctic toothfish in the ... Ross Sea region was used as the working model. The 2009 stock assessment of Antarctic toothfish in ... on a smaller and shorter data set. In both instances the ‘base case’ model was used, i.e., the models ...
Meeting Document : WG-SAM-11/17 : Auteur(s): S. Mormede (New Zealand)
-
Krill fishery report: 2006 update
Abstract: This report on the krill fishery in Area 48 has been prepared in a format similar to ... the “Fishery Reports” developed by WG-FSA in 2004. As reported to the CCAMLR Secretariat, 7 vessels ... from 5 Contracting Parties are fishing for krill in Area 48 in the 2005/06 season, and these vessels ... 127035 t of krill reported in the STATLANT data for 2004/05. All fine-scale data from Korea for 2004/05 ...
Meeting Document : WG-EMM-06/5 : Auteur(s): Secretariat
-
COMPARATIVE CHARACTERISTICS OF PATAGONIAN (DISSOSTICHUS ELEGINOIDES) AND ANTARCTIC (D. MAWSONI NORMAN) TOOTHFISH INHABITING DIFFERENT SECTORS OF THE SOUTHERN OCEAN
spatial and vertical distribution of two toothfish species during their whole life cycle, changes in food ... of these parameters revealed essential differences in food spectra both at the first pelagic stage of ... larger on the average than in the area of Kerguelen Archipelago (58.5.1.) (Posters 1 and 2). In turn ... , Antarctic toothfish individuals in the seas of Indian Sector (58.4) are larger than in the Pacific Ross Sea ...
Meeting Document : WG-FSA-09/24 : Auteur(s): K.V. Shust, I.P. Zarikhin, I.G. Istomin, A.F. Petrov, V.A. Tatarnikov and N.S. Demina (Russia)