Résultats de la recherche
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An assessment strategy evaluation framework for testing the application of a CASAL based management system to the HIMI fishery
Abstract: A useful way of testing assessment methodology and related decisions is through the ... framework of management strategy evaluation and the simpler form of assessment strategy evaluation. Such a ... entire management system can be evaluated against a number of suitably chosen performance measures. This ... paper defines the term Assessment Strategy Evaluation (ASE) and provides a practical framework for ...
Meeting Document : WG-SAM-07/13 : Auteur(s): I.R. Ball and S.G. Candy (Australia)
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Towards a closer cooperation between CCAMLR and the IWC
; Considerations for re-establishing minke whales as a monitoring species in the CCAMLR Ecosystem Program (CEMP ... ); and Annual exchange of information. SC-CAMLR suggests that a closer collaboration between CCAMLR and ... the IWC could best be achieved by forming a small liaison group with IWC-SC which could work (mostly ... by correspondence) on matters outlined above. Members of this group should cover a wide range of ...
Meeting Document : SC-CAMLR-XVII/BG/03 : Auteur(s): CCAMLR Observer (K.-H. Kock, Germany)
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A model at the level of the foraging trip for the indirect effects of krill (Euphausia superba) fisheries on krill predators
Abstract: We present a model at the level of the foraging trip for the effects of a fishery on ... krill (Euphausia superba) predators, using the Adelie penguin (Pygoscelis adeliae) as a model organism ... of penguin reproductive success and adult survival in the absence or presence of a fishery. The ... according to an age-structured, stochastic recruitment model. Furthermore, there is a spatial-temporal ...
Meeting Document : WG-EMM-98/48 : Auteur(s): M. Mangel and P.V. Switzer (USA)
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A fish stock assessment survey design for Subarea 48.1
Abstract: There is a lack of information regarding the abundance of exploitable finfish in ... Subarea 48.1. A comprehensive, bottom trawl survey offish stocks in Subarea 48.1 would make it easier for ... Scientific Committee in giving management advice to the Commission. A stratified random survey is proposed ... ). A rule is derived from catch rate data obtained during previous stock assessment surveys around ...
Meeting Document : WG-FSA-92/07 : Auteur(s): G. Watters (USA)
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A proposed process for the management of model updates and software versions for stock assessment used within CCAMLR with the example of the CASAL software
Abstract: We propose a process by which to select the version of software generally used for ... available only in a more recent development version are necessary. If a different version is used, then the ... expected. Author(s): S. Mormede and A. Dunn (New Zealand) Title: A proposed process for the management of ...
Meeting Document : WG-SAM-14/32 : Auteur(s): S. Mormede and A. Dunn (New Zealand)
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Using vessel acoustics to detect diving patterns of krill foraging predators automatically: Development of a novel method for quantifying impact of krill fishing on seals and penguins
Abstract: The aim of this work was to assess the possibilities of automatically generating a ... dataset of dive behaviour of air-breathing predators, based on acoustic data from a monitoring survey and ... of diving predators in the data is feasible. A relatively low detection probability of our algorithms ... a reasonable level of precision, data on the dive behaviour of air-breathing predators from the echo ...
Meeting Document : WG-EMM-15/25 : Auteur(s): T.A. Klevjer, O.R. Godø and B. Krafft (Norway)
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A method for spreading the risk of localised effects of catches of Antarctic krill up to the trigger level, during the development of stage 2 of feedback management
to the trigger level may affect krill predators. They wished to establish a spatial distribution of ... in Area 48 to develop a framework for the review of CM51-07. We first consider the requirements for ... the conservation measure. We use these requirements as the basis for a risk assessment method to ... an approach for undertaking the review and providing advice on a future spatial distribution of the ...
Meeting Document : WG-EMM-16/69 : Auteur(s): A.J. Constable, S. Kawaguchi and M. Sumner
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Proposal for a new Antarctic Specially Protected Area at Cape Washington and Silverfish Bay, Terra Nova Bay, Ross Sea
Abstract: The United States and Italy submitted a proposal for a new Antarctic Specially ... Protected Area (ASPA), accompanied by a Management Plan, to CEP XV, 11-15 June 2012. The plan is entitled C ... USA and Italy Title: Proposal for a new Antarctic Specially Protected Area at Cape Washington and ...
Meeting Document : WG-EMM-12/47 : Auteur(s): Delegations of the USA and Italy
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Conserving pattern and process in the Southern Ocean: designing a Marine Protected Area for the Prince Edward Islands
Abstract: South Africa is currently proclaiming a Marine Protected Area (MPA) in the Exclusive ... ) contribute to a national and global representative system of MPAs, 2) serve as a scientific reference point ... . This study employs systematic conservation planning methods to delineate a MPA within the EEZ that will ... , benthic habitats and ecosystem processes, we used C-Plan software to delineate a MPA with three management ...
Meeting Document : WS-BSO-07/P1 : Auteur(s): Lombard, A.T., B. Reyers, L.Y. Schonegevel, J. Cooper, L.B. Smith-Adao, D.C. Nel, P.W. Froneman, I.J. Ansorge, M.N. Bester, C.A. Tosh, T. Strauss, T. Akkers, O. Gon, R.W. Leslie and S.L. Chown
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A simulation approach to the evaluation of recruitment surveys for D. eleginoides for the Heard Island Plateau region (Division 58.5.2)
the design is carried out in a simulation environment using the program Fish Heaven with data analysis ... carried out using Splus. Fish Heaven is a simulation program that uses a spatially-explicit, age ... . For a series of 10 years of survey, age 4 recruitment was estimated using 111 RSTS stations, assuming ... selectivity at age 4, using either (a) the age 4-alone RSTS results or (b) age 4 to 8 RSTS results using back ...
Meeting Document : WG-FSA-04/74 : Auteur(s): S.G. Candy, C.R. Davies and A.J. Constable (Australia)