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The biology and ecology of mackerel icefish, Champsocephalus gunnari – an Antarctic fish species that lack haemoglobin
exploited since the beginning of the 1970039;s with reported annual catches exceeding 50- 100 000 tomes in ... some years. Champsocephalus gunnari has many characteristics typical of Antarctic fish species with ... ability to reproduce at an early age coupled with a comparatively high fecundity and growth performance ... may mean that the stocks of C. gunnari in Sub-Antarctic waters have far more resilience and a greater ...
Meeting Document : WG-FSA-96/24 : Автор(ы): Everson, I., Kock, K.-H.
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DATA QUALITY ASSESSMENT IN CCAMLR: REQUIREMENTS FOR MINIMUM INTEGRITY TESTING TO ENSURE THAT DATA ARE FIT FOR PURPOSE
upon the different requirements for the data, together with a recognition that, however thorough a ... validation exercise the data are exposed to, there will always be some data that require some additional ... review/reconciliation procedure with Members to ensure that CCAMLR data are consistent and current with ... important for prioritizing the work of the Secretariat in data quality assessment, and also in ensuring that ...
Meeting Document : WG-SAM-09/05 : Автор(ы): Secretariat
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DEVELOPING FOUR PLAUSIBLE PARAMETERISATIONS OF FOOSA (A SO-CALLED REFERENCE SET OF PARAMETERISATIONS) BY CONDITIONING THE MODEL ON A CALENDAR OF EVENTS THAT DESCRIBES CHANGES IN THE ABUNDANCES OF KRILL AND THEIR PREDATORS IN THE SCOTIA SEA
with the agreed calendar, as specified by the WG-SAM, that describes changes in the abundances of krill ... these four parameterizations that might be useful for synthesizing the output of future modeling efforts ... Abstract: We tuned four parameterizations of Foosa to provide predictions that are consistent ... parameterizations cover a combinatorial framework that considers krill movement (or lack thereof) and the shape of a ...
Meeting Document : WG-EMM-08/13 : Автор(ы): G.M. Watters, J.T. Hinke (USA) and S. Hill (United Kingdom)
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Long-term observations from Antarctica demonstrate that mismatched scales of fisheries management and predator–prey interaction lead to erroneous conclusions about precaution
penguin performance are predicted to be below the long-term average with a probability of 0.77. Catch ... Abstract: Low catch limits for forage species are often considered to be precautionary measures ... that can help conserve marine predators. Uncertainty about the impacts of fisheries removals on ... hierarchical model and 30+ years of monitoring data, we show that expected penguin performance was reduced when ...
Meeting Document : WG-EMM-2019/11 : Автор(ы): G.M. Watters, J.T. Hinke and C.S. Reiss
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Estimating future krill catches that meet the CCAMLR and alternative decision rules for FAO Subarea 48.1 using an integrated assessment model
spawning biomass instead of to projections with no fishing. Catch levels that meet the various decision ... Abstract: An integrated assessment model for Antarctic krill in FAO Subarea 48.1 that ... incorporates catch and length-composition data from the krill fishery with biomass indices and length ... krill population biology and the fishery during the period with data (1976 to 2014 in these models) and ...
Meeting Document : WG-EMM-15/51 Rev. 1 : Автор(ы): D. Kinzey, G.M. Watters and C.S. Reiss (USA)
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A proposal for compiling information, assessments and science that underpin established CCAMLR Marine Protected Areas and provide the basis for ongoing management, science and review: an MPA Report
of the Commission. We propose that an MPA Report be developed, following the designation of an MPA ... structure for an MPA report be consistent with the style of a Fishery Report, and include the following ... measure for a CCAMLR Marine Protected Area and indicates a number of elements where advice may be given by ... the Scientific Committee. We propose that a method is needed for consolidating and maintaining that ...
Meeting Document : WG-EMM-12/49 : Автор(ы): A. Constable, M. Guest, D. Welsford (Australia), P. Koubbi (France) and L. Weragoda (Australia)
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Support to CCAMLR to identify and deter illegal, unreported and unregulated (IUU) fishing activities that undermine the objective of the CAMLR Convention – Interim Report 2019
deter illegal, unreported and unregulated (IUU) fishing activities that undermine the objective of the ... submitted by INTERPOL in relation to activities between 1 January 2019 to 31 August 2019, including future ... deter illegal, unreported and unregulated (IUU) fishing activities that undermine the objective of the ...
Meeting Document : CCAMLR-38/BG/05 : Автор(ы): INTERPOL and CCAMLR Secretariat
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Towards a new method for age determination in Antarctic krill, and evidence that krill shrink under natural conditions
Abstract: Laboratory studies have shown that Antarctic krill Euphausia superba shrink if ... maintained in conditions of low food availability. Recent studies have also demonstrated that E. superba ... individuals may be shrinking in the field during winter. If krill shrink during the winter, conclusions ... reached by length-frequency analysis may be unreliable. In this study, the correlation between the body ...
Meeting Document : WG-Krill-94/17 : Автор(ы): W. de la Mare (Australia)
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Existing initiatives that provide an extensive framework for research and monitoring in East Antarctica
Abstract: Research and monitoring (RM) plans need to be developed for marine protected areas in ... considered a number of issues relating to the development of RM plans, including that guidance is needed from ... advice from WG-EMM that RM Plans needed to relate to the requirements for an MPA and that the research ... and monitoring should be achievable in practice. The proposal for the East Antarctica Representative ...
Meeting Document : SC-CAMLR-IM-I/BG/01 : Автор(ы): Delegations of Australia, France and the European Union
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IMPLEMENTATION OF FOOSA (KPFM) IN THE EPOC MODELLING FRAMEWORK TO FACILITATE VALIDATION AND POSSIBLE EXTENSION OF MODELS USED IN EVALUATING KRILL FISHERY HARVEST STRATEGIES THAT WILL MINIMISE RISK OF LOCALISED IMPACTS ON KRILL PREDATORS
different dynamics that may be present in the krill-predator-fishery system in Area 48. Some of these ... shows how the parameters developed for use in FOOSA can be adapted for use in EPOC. The paper has three ... main parts – an outline of the structure of EPOC, consideration of the general FOOSA structure that ... needs to be implemented and a description of the implementation of FOOSA in EPOC. The latter section ...
Meeting Document : WG-SAM-08/15 : Автор(ы): A. Constable (Australia)
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