Résultats de la recherche
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Regionalisation of the Southern Ocean: a statistical framework
regions and/or ecoregions) in order to better understand the relative importance of ecosystem processes or ... for the purposes of managing human activities in relatively ecologically discrete areas ... . In this paper, we demonstrate a method developed for a regionalisation of the southern Indian Ocean ... in order to facilitate the development of ecosystem models for the area. Here, we extend this work to ...
Meeting Document : WG-EMM-06/37 : Auteur(s): B. Raymond and A. Constable (Australia)
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Krill fishery report: 2010 update
(China, Japan, Korea, Norway, Poland, Russia) have fished in Area 48. The total catch reported to May ... total catch of krill for the season is 150000-180000 t. In 2008/09, five Members fished for krill in ... largest catch of krill was taken from SSMU SOW (South Orkney West) in Subarea 48.2 (89184 t), and the ... remainder of the catch was taken predominantly in Subarea 48.1, notably 19691 t from SSMU APBSE (Antarctic ...
Meeting Document : WG-EMM-10/05 : Auteur(s): Secretariat
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Informations sur un atelier de formation d'observateurs scientifiques et de contrôleurs russes les habilitant à travailler dans le secteur des pêches dans la zone de la Convention de la CCAMLR
Inspectors to work in fisheries in the CAMLR Convention Area held at the AtlantNIRO Institute in Kaliningrad ... Workshop for Training Russian Scientific Observers and Inspectors to Work in Fisheries in the CCAMLR ...
Meeting Document : SC-CAMLR-38/01 : Auteur(s): Делегация Российской Федерации
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The Generalised Yield Model version 5: structure, specifications and examples for validation
starting biomass and/or age structure of the population obtained from surveys during a year. In addition, S ... Abstract: The Generalised Yield Model (GYM) was first developed in 1995 as a generalised form of ... catches set by a proportion of an estimate of pre-exploitation biomass (as in krill), a specified catch in ... the units of biomass and relative to the recruitment parameters (as in toothfish) or according to a ...
Meeting Document : WG-FSA-SAM 03/14 : Auteur(s): A. Constable (Australia)
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ENVIRONMENTAL FORCING AND SOUTHERN OCEAN MARINE PREDATOR POPULATIONS: EFFECTS OF CLIMATE CHANGE AND VARIABILITY
potentially the location where the most rapid climate change is most likely to happen, particularly in the ... high-latitude polar regions. In these regions, even small temperature changes can potentially lead to ... major environmental perturbations. Climate change is likely to be regional and may be expressed in ... predator populations show periodicity in breeding performance and productivity, with relationships with the ...
Meeting Document : WG-EMM-08/P06 : Auteur(s): P.N. Trathan, J. Forcada and E.J. Murphy
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Monitoring results of marine debris at Cape Shirreff, Livingston Island during the 1995/96 Antarctic season
total of 4 251 articles with a total weight of 65.8 kg were obtained. As occurred in previous seasons ... %; metal (77 pieces), 1.81%; and paper (12 pieces), with a 0.28% From the plastic item, those used in ... at the site have increased from 0.65 articles/m2 in 1993/94 to 1.02 in 1994/95, and 1.52 in 1995/96 ... collars: two juveniles, and two pups three months old. All these animals were immovilized in order to take ...
Meeting Document : CCAMLR-XV/BG/27 : Auteur(s): Delegation of Chile
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Development of methods for evaluating the management of benthic impacts from longline fishing using spatially explicit production models, including model validation
Abstract: An important management objective for CCAMLR in the high seas region of the Antarctic ... extreme case studies to validate the underlying model and code. In general, the model simulations were ... that they are relatively simple to construct, run, and interpret. In most cases, the results of the ... simulations suggested that management action of areal closures in the Ross Sea region are likely to result in ...
Meeting Document : WG-FSA-10/29 : Auteur(s): A. Dunn, S.J. Parker and S. Mormede (New Zealand)
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Chiller killers – first steps towards identifying krill pathogens
Abstract: Antarctic Krill (Euphausia superba) is a ‘keystone species’ in the Southern Ocean ... providing the main source of food for many taxa high in the food chain such as baleen whales, penguins and ... waters of Antarctic krill northern distribution limit have experienced significant warming. In a changing ... across an altered geographic range. In this paper we present the initial findings from a histological ...
Meeting Document : WG-EMM-15/23 : Auteur(s): K. Bateman, R. Hicks, G. Tarling, M. Soeffker and G. Stentiford (United Kingdom)
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SCAR Report on Marine Acoustics and the Southern Ocean
workshop on marine acoustic studies at the University of Cadiz, Spain in January 2006. The purpose of the ... workshop was to review improvements in knowledge and understanding of the interactions between marine ... mammals and noise generated by human activities in the Southern Ocean. The workshop revised the original ... risk assessments for particular acoustic equipment currently used in the Southern Ocean, e.g acoustic ...
Meeting Document : CCAMLR-XXV/BG/23 : Auteur(s): Submitted by SCAR
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STRONG EFFECTS OF ENVIRONMENTAL CONDITIONS ON REPRODUCTIVE SUCCESS OF PENGUINS AT KING GEORGE ISLAND
variability in the reproductive success of Adélie, gentoo, and chinstrap penguins can be explained by simple ... reproductive success in all species. Biological variables measured during the chick-rearing phase, like krill ... chinstrap penguins which breed later in the season than gentoo and Adélie penguins. In most cases, the final ... predictor variables detected in this analysis have exhibited directional trends, implying important effects ...
Meeting Document : WG-EMM-09/43 : Auteur(s): J. Hinke, C. Reiss and W. Trivelpiece (USA)