Search results
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Theoretical considerations for estimating the density of cohorts and mean recruitment of Patagonian toothfish (Dissostichus eleginoides) based on research trawl survey data
. This paper elaborates the issues surrounding how age information should be incorporated into CMIX analyses ... ; which age groups should be included in the estimation of recruitment, and the need for a clear set ... elaborates the issues surrounding how age information should be incorporated into CMIX analyses; which age ...
Meeting Document : WG-FSA-04/92 : Author(s): C.R. Davies, E.M. van Wijk and A.J. Constable (Australia)
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Modelling growth of Antarctic krill: a new approach to describing the growth trajectory
from an age 1+ mean length for different scenarios of winter and spring growth. We then provide ... -growth VB models. Our models indicate that, allowing for shrinkage, age 6+ mean length for the Indian ... incorporating cubic smoothing splines. We generate a number of growth trajectories starting from an age 1+ mean ... indicate that, allowing for shrinkage, age 6+ mean length for the Indian Ocean sector was close to 53 mm ...
Meeting Document : WG-EMM-05/27 : Author(s): S. Candy and S. Kawaguchi (Australia)
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Does large-scale ocean circulation structure life history connectivity in Antarctic toothfish (Dissostichus mawsoni)?
Abstract: A multi-disciplinary approach incorporating otolith chemistry, age data and numerical ... no differences. Age data showed only adult fish in catches on the Pacific-Antarctic Ridge in the SPB ... A multi-disciplinary approach incorporating otolith chemistry, age data and numerical Lagrangian ... no differences. Age data showed only adult fish in catches on the Pacific-Antarctic Ridge in the SPB ...
Meeting Document : WG-FSA-12/P02 : Author(s): J. Ashford, M. Dinniman, C. Brooks, A. Andrews, E. Hofmann, G. Cailliet, C. Jones and N. Ramanna
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Krill faecal pellets drive hidden pulses of particulate organic carbon in the marginal ice zone
export flux of 0.039 GT C across the Southern Ocean marginal ice zone, corresponding to 17–61% (mean 35 ... of 0.039 GT C across the Southern Ocean marginal ice zone, corresponding to 17–61% (mean 35 ...
Meeting Document : WG-EMM-2019/P01 : Author(s): A. Belcher, S.A. Henson, C. Manno, S.L. Hill, A. Atkinson, S.E. Thorpe, P. Fretwell, L. Ireland and G.A. Tarling
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A preliminary population status model for the Patagonian toothfish, Dissostichus eleginoides, on the Kerguelen Plateau (Divisions 58.5.1 and 58.5.2) using CASAL
-recruit surveys across the Australian and French EEZ, ageing samples from surveys and the commercial catch ... of age classes across the Plateau are suggested as part of a research program to addressing key ... the Australian and French EEZ, ageing samples from surveys and the commercial catch, and modelling tag ... and demographic data to better understand rates of movement and the distribution and abundance of age classes ...
Meeting Document : WG-SAM-11/20 : Author(s): S.G. Candy (Australia), A. Relot, G. Duhamel (France), D.C. Welsford, A.J. Constable, T.D. Lamb (Australia), P. Pruvost and N. Gasco (France)
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Revised CASAL model for D. eleginoides with updated biological parameters at Division 58.4.4b
, Annex12), biological parameters (length-weight relationship, growth curve, Age Length Key, and maturity ... ” and “1.5 Update CASAL model” (SC-CAMLR-37 Report, Annex12). A single-sex age structured CASAL model ... , Annex12), biological parameters (length-weight relationship, growth curve, Age Length Key, and maturity ... catch” and “1.5 Update CASAL model” (SC-CAMLR-37 Report, Annex12). A single-sex age ...
Meeting Document : WG-SAM-2019/30 : Author(s): T. Okuda and F. Massiot-Granier
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Assessment models for Antarctic toothfish (Dissostichus mawsoni) in SSRU 882E including data from the 2005/06 season
Abstract: We provide an update of the Bayesian sex and age structured population stock assessment ... -at-age and tag-recapture data from New Zealand and all vessels. The updated reference case resulted ... We provide an update of the Bayesian sex and age structured population stock assessment model ... for Antarctic toothfish (Dissostichus mawsoni) in the SSRU 88.2E, using revised catch, CPUE, catch-at-age ...
Meeting Document : WG-FSA-06/48 : Author(s): A. Dunn and S.M. Hanchet (New Zealand)
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Developing integrated assessments for Dissostichus eleginoides based on the CCAMLR precautionary approach
current biomass and age structure. Consideration is given to its application to the assessment ... and age), and mark-recapture data. This method is an extension of current practice, although the framework ... and age structure. Consideration is given to its application to the assessment of Dissostichus eleginoides ... , commercial catch data from trawl and longline activities (biomass, length composition and age), and mark ...
Meeting Document : WG-FSA-SAM-05/16 : Author(s): I. Ball and A.J. Constable (Australia)
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Population assessment of Patagonian toothfish in Subarea 48.4 – 2011 update
of Subarea 48.4 presented in 2010. The CASAL model is improved through the incorporation catch at age data ... , as an alternative to the catch at length data that were the only such data available in 2010. The catch at age model ... presented in 2010. The CASAL model is improved through the incorporation catch at age data ... , as an alternative to the catch at length data that were the only such data available in 2010. The catch at age model ...
Meeting Document : WG-FSA-11/38 : Author(s): J. Roberts, R. Mitchell and R. Wakeford (United Kingdom)
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Method for data treatment of biological samples of multidimensional parameters applied to: Euphausia superba Dana (krill) (+) (received too late for discussion during meeting)
Abstract: The method here described permits to overcome the gaps in the knowledge of the age ... The method here described permits to overcome the gaps in the knowledge of the age of krill ...
Meeting Document : WG-DCH-84/28 : Author(s): J.S. Panizza, A.P. Tomo, E. Marschoff and C. Massigoge (Argentina)