Resultados de la búsqueda
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An alternative method for estimating the level of illegal fishing using simulated scaling methods on detected effort
, the precautionary assessment with some given level of confidence (for example 80%). Author(s): Ball ... , I. Title: An alternative method for estimating the level of illegal fishing using simulated scaling ... Abstract: A new method for estimating illegal fishing effort is put forward. The results from ... . This is the prevention/detection problem, in which the greater the number of detections for a given ...
Meeting Document : WG-FSA-05/P7 : Autor(es): Ball, I.
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Progress report of the CEMP Special Fund project to develop an image processing software tool for analysis of camera network monitoring data
an image processing software tool for analysis of camera network monitoring data’. The project was ... community. We expect to complete a package of software and post-processing code by early 2018. Author(s): C ... . Ratcliffe and P. Trathan Title: Progress report of the CEMP Special Fund project to develop an image ... processing software tool for analysis of camera network monitoring data Microsoft Word File: emm-17-10.docx ...
Meeting Document : WG-EMM-17/10 : Autor(es): C. Southwell, L. Emmerson, K. Newbery, J. Hinke, G. Watters, M. Santos, G. Milinevsky, M. Korczak-Abshire, N. Ratcliffe and P. Trathan
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Further development and progress towards evaluation of an Antarctic toothfish (Dissostichus mawsoni) stock model for the Ross Sea
towards evaluation of an Antarctic toothfish (Dissostichus mawsoni) stock model for the Ross Sea Approval ... Abstract: This report outlines the development of a Bayesian sex and age structured population ... model for the assessment of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea (Subareas 88.1 ... ., either domed or logistic), selectivity types (i.e., either age based or length based), and migration ...
Meeting Document : WG-FSA-SAM-05/12 : Autor(es): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand)
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Proposal for an acoustic krill biomass survey in CCAMLR Subarea 48.1 in relation to the hydrological environment and in conjunction with carbon cycling and temperature adaptation experiments of krill and salps
. Author(s): B. Meyer, L. Suberg, S. Fielding, O.R. Godø and C. Reiss Title: Proposal for an acoustic ... Abstract: As part of the German contribution to Convention for the Conservation of Antarctic ... Marine Living Resources (CCAMLR), we will conduct an acoustic krill (Euphausia superba) biomass survey in ... CCAMLR division 48.1 during April 2018. The survey will be part of a larger research cruise (PS112 ...
Meeting Document : WG-EMM-17/39 : Autor(es): B. Meyer, L. Suberg, S. Fielding, O.R. Godø and C. Reiss
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An investigation of integrated stock assessment methods for the Patagonian toothfish (Dissostichus eleginoides) in Division 58.5.2 using CASAL
Abstract: This paper follows preliminary work in 2005 in developing an integrated assessment for ... show that an integrated assessment for Dissostichus eleginoides in Division 58.5.2 seems tractable. The ... , S. Candy and I. Ball (Australia) Title: An investigation of integrated stock assessment methods for ... between estimating natural mortality and selectivity for the different fisheries. The results of this work ...
Meeting Document : WG-FSA-SAM-06/14 : Autor(es): A. Constable, S. Candy and I. Ball (Australia)
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Towards the development of an assessment of stock abundance for Subarea 88.2 SSRUs 88.2C–G
next 2–3 years) it be made mandatory for vessels to complete all of their sets inside one or more of ... could be relaxed in future years once sufficient tags have been recaptured to carry out an assessment of ... Abstract: This paper frames a discussion for improving the assessment of toothfish abundance for ... effort. By drawing on the success of tagging programmes in other CCAMLR fisheries, we develop an approach ...
Meeting Document : WG-FSA-14/59 : Autor(es): S.M. Hanchet and S.J. Parker (New Zealand)
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An updated spatially explicit population dynamics operating model for Antarctic toothfish in the habitable depths of the Ross Sea region
Abstract: We present an updated spatially explicit age-structured population dynamics operating ... model for Antarctic toothfish in the Ross Sea region, for a medium scale spatial resolution (189 spatial ... habitat for toothfish (120 cells – semi-restricted model). Model fits to the reproductive data were ... the consequences of alternative fish movement hypotheses given the data available. For a given ...
Meeting Document : WG-SAM-14/31 : Autor(es): S. Mormede, A. Dunn, S. Parker and S. Hanchet (New Zealand)
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An experimental approach for the Antarctic krill fishery: advancing management and conservation through the use of Krill Reference Areas and Krill Fishing Areas
Abstract: We review reasons why the fishery for Antarctic krill is challenging to manage and ... continues. We propose an experimental framework to help improve the scientific basis for management. This ... framework will enhance conservation, and increase ecological understanding by using an experimental approach ... characteristics, as the geographic and spatial basis for a set of differing treatments. We also consider the ...
Meeting Document : WS-SM-18/05 : Autor(es): P.N Trathan and O.R. Godø
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An update on the development of a management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
the short-term by an increase in the mean length of longline-caught toothfish over the next five years ... status for the toothfish resource in the Prince Edward Islands region that were developed last year are ... Abstract: Two Operating Models (OMs) reflecting an “Optimistic” and a “Pessimistic” current ... updated given further data. These models are for use for initial trials of candidate Management Procedures ...
Meeting Document : WG-FSA-SAM-06/12 : Autor(es): A. Brandão and D.S. Butterworth (South Africa)
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Evaluation of populations of chinstrap and gentoo penguins at Cierva Cove (ASPA N° 132). Is this site an appropriate control area for non-fishing effects?
site an appropriate control area for non-fishing effects? Approval: Approved ... Abstract: We present new censuses data for a suite of chinstrap (Pygoscelis antarctica) and ... . Data indicate an overall increase in breeding population size of chinstrap and gentoo penguins. Given ... positive population growth in recent years in this rapidly changing environment and a position within Area ...
Meeting Document : WG-EMM-13/27 : Autor(es): M.M. Santos, N.R. Coria, E. Barrera-Oro (Argentina) and J.T. Hinke (USA)