Résultats de la recherche
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Age-structured production model for toothfish at South Georgia
Abstract: The ASPM model used by Agnew and Kirkwood (2004, WG-FSA-04/82) has been modified ... , by allowing all parameters to be estimated in this way the model is over-parameterised and regularly ... toothfish populations by fitting to the available catch length frequency data and CPUE data. Author(s): A ...
Meeting Document : WG-FSA-SAM-05/18 : Auteur(s): A. Payne, G.P. Kirkwood, R. Hillary and D.J. Agnew (United Kingdom)
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Phytoplankton standing stocks in relation to krill in Antarctic waters
Abstract: Investigations on krill trawl operations in the southern ocean were accompanied by the ... lies between latitude 56° to 61° 17's and longitude 30° to 40°E is characterized by cold surface ... phytoplankton and zooplankton in the region of krill swarm however showed active feeding by the latter on these ...
Meeting Document : WG-EMM-98/34 : Auteur(s): X.N. Verlecar, R. Vijayakumar, F. Saldhana and L. Martins (India)
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TEMPORAL CLARIFICATION OF THE TRANSITION FROM BLUE PHASE FINGERLING TO EARLY JUVENILE BROWN PHASE IN NOTOTHENIA ROSSII FROM THE SOUTH SHETLAND ISLANDS
was composed by blue phase fingerlings of 7-7.6 cm (TL) and age group 0 year and demersal young brown ... constitute the rings, are illustrated/supported by photographs. A von Bertalanffy growth curve was computed ... by combining age/length data of the juvenile phase of N. rossii from this and a previous study at ...
Meeting Document : WG-FSA-09/32 : Auteur(s): E. Barrera-Oro, E. Moreira, N. Alescio and E. Marschoff (Argentina)
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Water mass distribution and circulation west of the Antarctic peninsula and including Bransfield Strait
patterns. Circumpolar Deep Water (CDW), which is characterized by temperatures above 1.0°C, salinities of ... by 25 to 45%, which suggests an average annual entrainment rate for the west Antarctic Peninsula of ... order of 0.63 m y-1, which can be supplied by local precipitation and advection of ice into the region ...
Meeting Document : WG-EMM-95/67 : Auteur(s): Smith, D.A., Lascara, C.M., Klinck, J.M., Hofmann, E.E.
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Further calculations of the effects of krill fishing on predators
Abstract: Earlier initial modelling attempts by the authors are extended to consider the ... achieved by making the survival rates depend instead on krill "availability", where there is a ... provided by WG-CEMP members for the blackbrowed albatross and Antarctic fur seal. Attempts are made to ...
Meeting Document : WG-Krill-94/24 : Auteur(s): D.S. Butterworth and R.B. Thomson (South Africa)
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Beach litter survey Signy Island, South Orkney Islands, 1992/93
recovered fell by 80% and the number of items recovered by 83% over the three year survey period. At the ... same beach over the three years the numbers of polypropylene packaging bands fell by 93%. The results ...
Meeting Document : CCAMLR-XII/BG/07 : Auteur(s): Delegation of United Kingdom
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Population change in gentoo penguins Pygoscelis papua at South Georgia: potential roles of adult survival, recruitment and deferred breeding
variations introduced by good and bad years (as classified on the basis of breeding success). There is ... major population changes (large decreases followed by substantial increases) occurred. Three of these ... immigration. Gentoo penguin population dynamics are disproportionately effected by the consequences of ...
Meeting Document : WG-CEMP-93/08 : Auteur(s): J.P. Croxall and P. Rothery (United Kingdom)
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Système de contrôle
comprehensive inspections of vessels by Contracting Parties. The System of Inspection provides for: procedures ... reports Members are required to report on the outcomes of all inspections undertaken by Designated ... by Catch Documentation Scheme (CDS) documentation and verify that the catch is consistent with the ...
Page : Site Section: Compliance
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Apparent decrease of Weddell seal numbers in the western Ross Sea
Antarctic toothfish (Dissostichus mawsoni), a major prey, by a fishery operating full scale by 2003 ... from seals tracked by satellite indicate wider foraging range during winter than 20 years ago. A large ...
Meeting Document : WG-EMM-14/44 : Auteur(s): D.G. Ainley, M.A. Larue (USA), I. Stirling (Canada), S. Stammerjohn and D.B. Siniff (USA)
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Implementing Article II of the CAMLR Convention
Abstract: This paper presents a document written by Dr. Robert (Bob) Hofman and submitted to the ... support a more effective implementation of Article II(3). This paper has also been submitted by ASOC in ... Chinese. Author(s): Submitted by ASOC Title: Implementing Article II of the CAMLR Convention Microsoft ...
Meeting Document : CCAMLR-XXXIV/BG/25 : Auteur(s): Submitted by ASOC