Resultados de la búsqueda
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Proposal to test a new streamer line as a mitigation method to reduce incidental mortality of seabirds in longline fishing
Author(s): Delegation of Spain Title: Proposal to test a new streamer line as a mitigation ...
Meeting Document : SC-CAMLR-XXIV/08 : Autor(es): Delegation of Spain
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A PROPOSAL FOR A ‘ROADMAP’ FOR THE CCAMLR SCIENTIFIC COMMITTEE TO RESPOND TO THE RECOMMENDATIONS OF THE CCAMLR PERFORMANCE REVIEW PANEL
Author(s): Acting Chair of the Scientific Committee Title: A PROPOSAL FOR A ‘ROADMAP’ FOR THE ...
Meeting Document : SC-CAMLR-XXVIII/07 : Autor(es): Acting Chair of the Scientific Committee
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A proposal to adopt a conservation measure seeking an interim prohibition on deep sea gillnet fishing in the Convention Area
Author(s): Delegation of Australia Title: A proposal to adopt a conservation measure seeking an ...
Meeting Document : CCAMLR-XXV/45 : Autor(es): Delegation of Australia
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Further computations of the consequences of setting the annual krill catch limit to a fixed fraction of the estimate of krill biomass from a survey
Abstract: The results of Butterworth et al. (1992) relating potential krill yield to a pre ... integration over the ranges of uncertainty for a number of the model parameters. Results are provided for the ... a function of the fraction of the biomass estimate which is set as the catch for a 20-year period ... make little difference to the results of Butterworth et al. (1992). Winter fishing is marginally ...
Meeting Document : WG-KRILL-93/42 : Autor(es): D.S. Butterworth, G.R. Gluckman, R.B. Thomson and S. Chalis (South Africa)
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Spatial and temporal operation of the Scotia Sea ecosystem: a review of large-scale links in a krill centred food web
Abstract: The Scotia Sea ecosystem is a major component of the circumpolar Southern Ocean system ... , leading to a strong advective flow, intense eddy activity and mixing. There is also strong seasonality ... production is consumed by a range of species including Antarctic krill, which are the major prey item of ... -scale climate processes such as the El Niño– Southern Oscillation. This variation affects regional ...
Meeting Document : WG-EMM-07/P8 : Autor(es): E.J. Murphy, J.L. Watkins, P.N. Trathan, K. Reid, M.P. Meredith, S.E. Thorpe, N.M. Johnston, A. Clarke, G.A. Tarling, M.A. Collins, J. Forcada, R.S. Shreeve, A. Atkinson, R. Korb, M.J. Whitehouse, P. Ward, P.G. Rodhouse, P. Enderlein, A.G. Hirst, A.R. Martin, S.L. Hill, I.J. Staniland, D.W. Pond, D.R. Briggs, N.J. Cunningham and A.H. Fleming (United Kingdom)
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Further computations of the consequences of setting the annual krill catch limit to a fixed fraction of the estimate of krill biomass from a survey
Abstract: The results of Butterworth et al. (1991) relating potential krill yield to a pre ... on Krill. The most important of these extensions is integration over the ranges of uncertainty for a ... below various fractions of its median pre-exploitation level, as a function of the fraction of the ... biomass estimate which is set as the catch for a 20-year period. Three alternative fishing seasons are ...
Meeting Document : WG-KRILL-92/04 : Autor(es): D.S. Butterworth, G.R. Gluckman and S. Chalis (South Africa)
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A compilation of parameters for a krill–fishery–predator model of the Scotia Sea and Antarctic Peninsula
model developed by Watters et al. (2006), which we use to define the required parameters. However, these ... averages to derive “generic” parameters from multiple species in a taxonomic group, and the derivation of ... . Hinke and G. Watters (USA) Title: A compilation of parameters for a krill–fishery–predator model of the ...
Meeting Document : WG-EMM-06/30 Rev. 1 : Autor(es): S. Hill, K. Reid, S. Thorpe (United Kingdom), J. Hinke and G. Watters (USA)
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INTEGRATING COUNT EFFORT BY SEASONALLY CORRECTING ANIMAL POPULATION ESTIMATES (ICESCAPE): A METHOD FOR ESTIMATING ABUNDANCE AND ITS UNCERTAINTY FROM COUNT DATA USING ADÉLIE PENGUINS AS A CASE STUDY
Abstract: This work describes a parametric bootstrap model (Davison and Hinkley 1997) for ... standardising animal count data to a common reference point of breeding chronological for species showing ... Animal Population Estimates) is suite of routines that implements a general abundance estimator ... accounting for availability bias, detection bias, and sampling fractions less than unity (Pollock et al. 2004 ...
Meeting Document : WG-EMM-09/20 : Autor(es): J. McKinlay, C. Southwell and R. Trebilco (Australia)
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CONDITIONING SMOM USING THE AGREED CALENDAR OF OBSERVED CHANGES IN PREDATOR AND KRILL ABUNDANCE: A FURTHER STEP IN THE DEVELOPMENT OF A MANAGEMENT PROCEDURE FOR KRILL FISHERIES IN AREA 48
Abstract: The updated version of the Spatial Multi-species Operating Model (SMOM) of krill ... observed changes in predator abundance. The main method of conditioning involved estimating a shape ... conditioned operating models presented here constitute a further step towards the development of a spatially ... KRILL ABUNDANCE: A FURTHER STEP IN THE DEVELOPMENT OF A MANAGEMENT PROCEDURE FOR KRILL FISHERIES IN AREA ...
Meeting Document : WG-EMM-08/44 : Autor(es): É.E. Plagányi and D.S. Butterworth (South Africa)
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A RISK ASSESSMENT TO ADVISE ON STRATEGIES FOR SUBDIVIDING A PRECAUTIONARY CATCH LIMIT AMONG SMALL-SCALE MANAGEMENT UNITS DURING STAGE 1 OF THE STAGED DEVELOPMENT OF THE KRILL FISHERY IN SUBAREAS 48.1, 48.2, AND 48.3.
Abstract: We used Foosa and the reference set of parameterizations developed by Watters et al ... move, to a lesser extent than Fishing Option 2. Up to harvest rates defining the current trigger level ... in a few coastal SSMUs, implementing this option would increase the risks that predator populations ... , in a few SSMUs, such risks even occur at harvest rates near the rate defining the current trigger ...
Meeting Document : WG-EMM-08/30 : Autor(es): G.M. Watters, J.T. Hinke (USA) and S. Hill (United Kingdom)