Résultats de la recherche
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CONSERVING ANTARCTICA FROM THE BOTTOM UP: IMPLEMENTATION OF UN GENERAL ASSEMBLY RESOLUTION 61/105 BY THE COMMISSION FOR THE CONSERVATION OF THE ANTARCTIC MARINE LIVING RESOURCES (CCAMLR)
impacts on vulnerable marine ecosystems (VMEs). In response to this CCAMLR has implemented a series of ... measures that limit the spatial extent, and require an assessment of potential impacts on VMEs, for those ... during fishing operations and the resulting course of action to be taken by a vessel. In the first year ... of implementation 7 areas have been closed to fishing as a result of encounters with VMEs Author(s ...
Meeting Document : WG-FSA-09/45 : Auteur(s): Secretariat
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GlobalL earth observation system of systems and the Commission for the Conservation of Antarctic Marine Living Resources
Abstract: This is an informational paper to introduce the CCAMLR membership to the efforts of the ... Group on Earth Observations (GEO) to create and operate of the Global Earth Observation System of ... Antarctica. No action by the Commission is required at this time. Author(s): Delegation of the USA Title ... : GlobalL earth observation system of systems and the Commission for the Conservation of Antarctic Marine ...
Meeting Document : CCAMLR-XXVI/BG/22 : Auteur(s): Delegation of the USA
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Incorporation of a model of krill recruitment into the Butterworth et al. Stochastic krill dynamics model (SKDM)
Abstract: The method of simulating recruitment variability using observed ratios of 0 year krill ... recruitment. Incorporation into the SKDM increases the variability of the krill population dynamics predicted ... by the model, although median escapement is similar to the previous formulation of the model. Author ... (s): D.J. Agnew (Secretariat) Title: Incorporation of a model of krill recruitment into the ...
Meeting Document : WG-Krill-94/05 : Auteur(s): D.J. Agnew (Secretariat)
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Assessments of the Stocks of Notothenia rossii marmorata and Chamsocephalus gunnari in the South Georgia Area
Abstract: The stocks of Notothenia rossii marmorata and Champsocephalus gunnari in the South ... . These data Indicate that the stock of N. rossii in 1985 was about 2.5% of its pre-exploitation biomass ... , while the stock of Champsocephalus gunnari has fluctuated greatly with no obvious trend. Author(s): J ... . Cooke (IUCN) Title: Assessments of the Stocks of Notothenia rossii marmorata and Chamsocephalus gunnari ...
Meeting Document : WG-FSA-86/02 : Auteur(s): J. Cooke (IUCN)
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Estimation of the green weight of krill caught
scale and meal conversion. This paper provides a preliminary summary of the data reported so far in 2014 ... directly estimate the green weight of krill caught (Conservation Measure 21-03, Annex B). This requirements ... -EMM-14. Estimates of green weight and parameter values are reported in each vessel’s haul-by-haul ... of the green weight of krill caught: codend volume, holding tank volume, flow meter (method 2), flow ...
Meeting Document : WG-EMM-15/19 : Auteur(s): CCAMLR Secretariat
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Extinction risk of Antarctic and sub-Antarctic colonies of Pygoscelid penguins under climate change context
Abstract: Several studies have emphasized the variable abundance of Pygoscelid penguins from ... different colonies around Antarctica. In this study, the extinction risk of Adélie, Chinstrap and Gentoo ... structure and the response of population dynamics of each colony to exogenous perturbations. The ... , i.e. prior to the breeding season, which directly affects the carrying capacity of the area. The ...
Meeting Document : WG-EMM-2019/74 : Auteur(s): M. Huerta and S.A. Estay
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OPTIMISING THE DESIGN OF LARGE-SCALE GROUND SURVEYS OF ADÉLIE PENGUIN ABUNDANCE USING VIRTUAL SIMULATION IN A GEOGRAPHIC INFORMATION SYSTEM
Abstract: One of the recommendations for future work from the 2008 Predator Survey Workshop was ... use of satellite imagery and the use of GPS receivers to accurately map colony areas from which ... approach is illustrated using a case study of a large-scale ground survey of Adélie penguins. The findings ... aircraft. Author(s): C. Southwell, R. Driessen and S. Candy (Australia) Title: OPTIMISING THE DESIGN OF ...
Meeting Document : WG-EMM-11/42 : Auteur(s): C. Southwell, R. Driessen and S. Candy (Australia)
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Standing stock biomass of eight species of finfish around Elephant Island and the lower South Shetland Islands (Subarea 48.1) from the 1998 US AMLR bottom trawl survey
bottom trawl surveys in March, 1998 of the two major regions of the South Shetland Islands: Elephant ... Island and the lower South Shetland Islands from King George Island to Livingston Island. Estimates of ... Lepidonotothen squamifrons. Estimates of total stock biomass only were computed for two additional species ... one system using previous and updated estimates of seabed areas for Elephant Island and the lower ...
Meeting Document : WG-FSA-98/17 : Auteur(s): C.D. Jones (USA), K.-H. Kock and S. Wilhelms (Germany)
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Use of a population model to assess the impact of longline fishing on wandering albatross populations
Abstract: An age-structured model of a wandering albatross Diomedea exulans population is ... rate of 2.29% per year, which concurs with global population trends. Sensitivity analyses of model ... albatross mortality is presumed to have increased as a result of deaths caused by longline fishing vessels ... investigate the potential impacts of new longline fisheries such as that for Patagonian toothfish Dissostichus ...
Meeting Document : WG-IMALF-94/08 : Auteur(s): Coleen L. Moloney, John Cooper, Peter G. Ryan and W. Roy Siegfried (South Africa)
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The diet of the blue-eyed shag Phalacrocorax atriceps at Laurie Island, South Orkney Islands, as reflected by the analysis of stomach contents collected throughout the breeding season
Abstract: The analysis of twenty nine stomach contents collected in a colony close to Pirie ... prey of the blue-eyed shag Phalacrocorax atriceps, followed by octopods, decapods and gammarids ... . Notothenia coriiceps constituted the bulk of the diet; however, its importance decreased by the end of the ... study when Nototheniops nudifrons was the most important prey. The composition of the diet varied ...
Meeting Document : WG-EMM-95/81 : Auteur(s): Coria, N., Barrera-Oro, E., Casaux, R.