Résultats de la recherche
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Report on attendance at the Third Meeting of the Committee for Environmental Protection Under the Madrid Protocol
Abstract: This report outlines the participation of the SC-CAMLR Chair in the Third Meeting of ... debris, especially in relation to compliance with Protocol Annex IV; (b) SC-CAMLR should consider the ... designation of Specially Protected Species in respect of its own needs and in relation to available IUCN ... criteria; (c) CCAMLR's consideration of l\-larine Protected Areas should be carried forward and in ...
Meeting Document : SC-CAMLR-XIX/BG/17 : Auteur(s): Chair of the CCAMLR Scientific Committee
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Light levels experienced by foraging Antarctic fur seals, Arctocephalus gazella
(Arctocephalus gazella) at Bird Island, South Georgia (54° 00' S 38° 02' W) in the 1994/5 austral ... to minimum starlight (10-6 lux) at night and during deep daytime dives. The change in il1uminance ... with depth did not follow a simple exponential decrease as recorded in clear oceanic waters. TDRs ... recorded strong light attenuation in the top 50 m of the water column. The mean attenuation coefficient was ...
Meeting Document : WG-EMM-99/28 : Auteur(s): D.J. McCafferty, I.L. Boyd and T.R. Walker (UnitedKingdom)
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PHYSICAL CONTROLS ON CORAL COMMUNITIES ON THE GEORGE V LAND SLOPE: SOME WORKING HYPOTHESES
been identified as a Vulnerable Marine Ecosystem in the Antarctic. The challenge is now to understand ... slope in depths of 570 – 950 m. Based on these results we propose some working hypotheses to explain ... their distribution. Icebergs scour to 500 m in this region and the lack of such disturbance is probably ... a factor allowing growth of rich benthic ecosystems. In addition, the richest communities are found ...
Meeting Document : WS-VME-09/04 : Auteur(s): De Santis, L., Riddle, M.J., Beaman, R.J., Post, A.L., O’Brien, P.E.
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ADDING CATCH AT AGE AND SURVEY DATA TO THE 48.3 TOOTHFISH CASAL ASSESSMENT
Abstract: The catch-at-age based CASAL model for toothfish in Subarea 48.3, which was presented ... in 2007, is developed and extended here to include survey data. Additional adjustments to the model ... but in the past some cohorts have been missed by the survey. Fits to the survey CPUE are generally not ... retardation period and rate of tag loss. When these factors are included in the model the fits to the tag ...
Meeting Document : WG-SAM-09/13 : Auteur(s): D.J. Agnew and M. Belchier (United Kingdom)
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Dietary segregation of krill-eating South Georgia seabirds
period in 1986. For five species, Antarctic krill Euphausia superba was the main food (39-98% by mass ... , was different between all seabird species, reflecting some combination of differences in foraging ... ranges. selectivity by predators, or differences in escape responses of krill. For the krill-eating ... success and information on diet in 5-10 other years suggest that in 1986 seabird diet and reproductive ...
Meeting Document : WG-EMM-97/15 : Auteur(s): Prince, P.A., Croxall, J.P., Reid, K.
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Informative approaches to ageing Antarctic fishes
considered in terms of the passage of time (chronological age), and it can also be examined as ' ... ;physiological time'. In this regard otoliths and post-mitotic tissues may contain a large amount of ... biological and ecological information about a fish's age and past life history. In otoliths this ... correlated and that species differences in shape exist. Regression analyses of otolith dimensions may make it ...
Meeting Document : CCAMLR/86/FA/07 : Auteur(s): R.L. Radtke and K.T. Hill (USA)
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Streamlining the work of the Scientific Committee for the Conservation of Antarctic Marine Living Resources (SC-CAMLR)
Abstract: In recent years, the Scientific Committee has been dealing with a great diversity of ... at present. In our view, this stems from constraints on the way SC-CAMLR does work. In this paper ... , we describe these constraints and combine thoughts given to the CCAMLR Symposium in May 2015 on how ... these issues may be resolved. In particular, we propose some options for re-organising the work and ...
Meeting Document : WG-EMM-15/59 : Auteur(s): G. Watters (USA), A. Constable and D. Welsford (Australia)
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Gestion de précaution de la pêcherie de krill antarctique à des échelles spatiales réduites dans le contexte de la variabilité climatique régionale : l'absence de données implique-t-elle une absence d'impact ?
Abstract: In this paper, we highlight how environmental variability has led to reduced penguin ... by the krill fishery at specific times or in particular areas might not be considered to be rational ... precautionary reductions in catch at relevant time and space scales in all areas. Moreover, an experimental ... implemented; this means that localised impacts from the fishery remain untested. Changing patterns in the ...
Meeting Document : SC-CAMLR-XXXV/11 : Auteur(s): Delegation of the United Kingdom
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Risk assessment framework for subdividing the krill catch trigger level, including relevant background data and information
Abstract: At its annual meeting in 2016, WG-EMM recalled its obligation to review and advise on ... discussions on this subject in paragraphs 2.201 to 2.244 of its WG report. WG-EMM recommended that work be ... in Area 48 through an e-group and to deliver these outputs to Scientific Committee (WG-EMM-16 ... , paragraphs 2.230-2.244). These outputs would first be provided to WG-FSA for review, which in turn would ...
Meeting Document : SC-CAMLR-XXXV/BG/37
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Editorial
the Southern Ocean. In particular there is a suite of papers that address key aspects of improving ... of analysis of data gathered on fishing vessels to using trends in patents to predict the future for ... specialist groups as well as the more traditional peer-review process. The papers in this volume of CCAMLR ... fishing in the Convention Area. For example, in the case of toothfish there are papers that develop our ... . In particular there is a suite of papers that address key aspects of improving assessment of the ... analysis of data gathered on fishing vessels to using trends in patents to predict the future for krill ... well as the more traditional peer-review process. The papers in this volume of CCAMLR Science broadly ... reflect the important areas of research used to provide advice on the management of fishing in the ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 167 : Auteur(s): Editors