Search results
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Influence of the quality and quantity of data from a multi-year tagging program on bias and precision of biomass estimates from an integrated stock assessment – update
and the resulting data should not be used in stock assessments with only few years of data available ... assessments, since data obtained from a tagging program in recent years only can be sufficiently informative ...
Meeting Document : WG-FSA-12/18 : Author(s): P.E. Ziegler (Australia)
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A preliminary stock assessment in SSRUS 486A, G: A Bayesian and CPUE based biomass dynamic model
contributed little to the abundance estimates. This indicates that other modelling framework should be ... observed and tagging and release program. Bayesian data-poor models seem to be appropriated to treat data ...
Meeting Document : WG-SAM-13/29 : Author(s): R. Wiff, J.C. Quiroz (Chile) and R. Scott (United Kingdom)
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The Price of Fish: A global trade analysis of Patagonian (Dissostichus eleginoides) and Antarctic toothfish (Dissostichus mawsoni)
Abstract: Patagonian and Antarctic toothfish are traded internationally and considered to be of ... toothfish that will be used to identify changes in the global toothfish market and assist in management ...
Meeting Document : CCAMLR-XXXIII/BG/14 Rev. 2 : Author(s): Secretariat
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Direct ageing of Antarctic krill (Euphausia superba) – potential utility of eyestalk sections for age determination
to 2014) using this technique to determine whether annuli could be resolved in wild samples across ... formed within the endocuticle are not eroded in krill preserved in formalin, it may be possible to re ...
Meeting Document : WG-EMM-15/45 : Author(s): C. Reiss (USA), R. Kilada (Canada) and S. Kawaguchi (Australia)
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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
criteria are identified and compared. Arbitrary time-series of future annual recruitments may be supplied ... recruitment in the future will be the same as recruitment estimated during the period for which survey and ...
Meeting Document : WG-EMM-15/51 Rev. 1 : Author(s): D. Kinzey, G.M. Watters and C.S. Reiss (USA)
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Detection of growth zones in the eyestalk of the Antarctic krill Euphausia superba (Dana, 1852) (Euphausiacea)
growth zones can be definitely established as an indicator of age. The detection of growth zones in the ... Antarctic krill will be an important contribution to the understanding of the biology of the species if the ...
Meeting Document : WG-EMM-16/P02 : Author(s): B.A. Krafft, M. Kvalsund, G. Søvik, E. Farestveit and A.-L. Agnalt
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Feedback management through effort regulation
-01) will be revised in 2016. The trigger level is not related to the status of the krill stock and ... time and space restriction to the fishery, an approach that can be adjusted as needed to fit similar ...
Meeting Document : SC-CAMLR-XXXV/BG/29 Rev. 1 : Author(s): Delegation of Norway
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Marine debris: a persistent and emerging threat to antarctic ecosystems
microplastics. These may be from both shipping activity and untreated greywater from Antarctic bases. This paper ... , and avenues to assess these impacts on the population and community levels should be explored. CCAMLR ...
Meeting Document : SC-CAMLR-XXXVI/BG/29 : Author(s): Submitted by ASOC
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Otolith elemental signatures reveal habitat shift of Electrona carlsbergi
movement of strong ACC system. The present study reveals otolith elemental signature analysis can be used ... , otolith elemental signature analysis with coupling to water chemistry can be useful to ascertain migration ...
Meeting Document : WG-FSA-17/65 : Author(s): L. Wei and G.P. Zhu
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Spatial and temporal distribution patterns of acoustic backscatter in the New Zealand sector of the Southern Ocean
was reasonably stable, being in the same order of magnitude across all transects. Backscatter consistently ... was reasonably stable, being in the same order of magnitude across all transects. Backscatter consistently ...
Meeting Document : WG-EMM-18/P06 : Author(s): P.C. Escobar-Flores, R.L. O’Driscoll and J.C. Montgomery