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1. Results of acoustic assessment of krill biomass in Subarea 48.2 during summer 1996

   was estimated by means of TS/length relationship, recommended by WG-krill (SC-CAMLR, 1991). Recorded range ... miles. The echosurvey was carried out diurnally. Krill target strength was estimated by means of TS ...

   Meeting Document : WG-EMM-96/36 : Author(s): Sunkovich, V.I., Kasatkina, S.M., Abramov, V.M., Polischuk, M.I., Sushin, V.A., Shnar, V.N.

2. Sources of variance in studies of krill population genetics

   stocks of these species would affect the design of management strategies for conserving them. A recent ... would affect the design of management strategies for conserving them. A recent resurgence of interest ...

   Meeting Document : WG-EMM-01/12 : Author(s): S.N. Jarman and S. Nicol (Australia)

3. Monitoring of relative abundance of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps at Potter Cove, South Shetland Islands, in years 2000 to 2003

   net catches of fjord fishes of the species Notothenia rossii and Gobionotothen gibberifrons in ... those found in the early 1980s. At Harmony Cove, the relative abundance of N. rossii showed an increase ... in years 2002-2003, whereas G. gibberifrons was absent in the catches. No recovery of the stocks of ... . However, the increase observed in the catches of N. rossii in some years since 1997 might be indicative of ...

   Meeting Document : WG-FSA-03/89 : Author(s): E. Barrera-Oro, E. Marschoff, R. Casaux and B. Gonzalez (Argentina)

4. Preliminary results of otolith elemental composition analysis of Dissostichus spp. in Subarea 48.2

   Abstract:  In order to explore aspects related to the structure of population units and habitat ... Delegation in Subarea 48.2 of CCAMLR during the 2015/16 fishing season. The otoliths through laser ablation ... change of habitats described in the literature for each one of them. The comparison of our results with ... and the samples previously collected in South Georgia and Shag Rocks. In the case of D. mawsoni, the ...

   Meeting Document : WG-FSA-17/30 : Author(s): Delegation of Chile

5. Sexual ratio of Dissostichus eleginoides from longlines samples: a partial indicator of reproductive migration in Subarea 48.3

   and the third week of July 1996, in the subarea 48.3 shows that the sex ratio departs from the ... the longline fishing techniques, or both sexes rise in the water column for spawn. No one of these ... Abstract:  The examination of the sexual ratio of D. eleginoides between the first week of March ... expected 1:l ratio being the females more abundant in the longline samples, except during May, when the ...

   Meeting Document : WG-FSA-96/44 : Author(s): Moreno, C.A., Guerra, J., Zuleta, A.

6. Analysis of krill fishery operations in Subarea 48.1: spatial-time distribution of CPUE and fishing efforts

   values of standardized CPUE indices in the Subarea 48.1 for the last 25 years. We continue to investigate ... the changes in fishing methods but is result of the influence of changing environment. Impact of ... management procedures for krill fishery in Subarea 48.1 as well as in Area 48. The source of this information ... Abstract:  In previous years we revealed that period 2006-2011 is characterized by the highest ...

   Meeting Document : WG-EMM-14/21 : Author(s): S. Kasatkina and P. Gasyukov (Russia)

7. Precision of growth band determination from eyestalk sections of Antarctic krill (Euphausia superba) preserved in formalin

   feedback management of krill fisheries. Samples stored in 70% ethanol provide an opportunity to detect the ... common in previous decades. Out of 162 Antarctic krill individuals preserved in 5% formalin, the growth ... the precision of the growth bands.Results show decreased CV and APE values and an increase in the EPA ... specimens preserved in formalin, and will benefit the stock assessment and acoustic estimation of this ...

   Meeting Document : WG-EMM-18/P16 : Author(s): G.P. Zhu, Y. Yang, Q. Song and H.T. Zhang

8. DEVELOPING MODELS OF ANTARCTIC MARINE ECOSYSTEMS IN SUPPORT OF CCAMLR AND IWC

   to the use of ecosystem models in CCAMLR and the IWC and a history of the developmental work in those ... is currently in draft form open to comment and is being developed to provide an introduction to the ... organisations. It also provides an outline of the nature of modelling for these purposes and the general issues ... addressing uncertainties in this process. Lastly, it summarises the modelling platforms being developed in ...

   Meeting Document : WG-EMM-08/14 : Author(s): A. Constable (Australia)

9. Interannual variability of standardised index of krill abundance in Area 48 according to CCAMLR fishery statistics database

   CPUE in Subareas 48.1-48.3 and SSMUs did not correspond to the dynamics of krill density and biomass ... part of krill biomass rather than the total krill biomass in the area. The high variability and ... Abstract:  Standardization of fishing effort on the basis of the generalized linear models with ... mixed effect (GLMM) allows to the authors to analyze the specific character of the spatial distribution ...

   Meeting Document : WG-EMM-10/17 : Author(s): P.S. Gasyukov and S.M. Kasatkina (Russia)

10. Acoustic assessment of potential bias in abundance estimates of mackerel icefish from trawl surveys

    that a significant proportion of the stock occurred in midwater. If this is the case, then bottom trawl ... acoustic signal are discussed. The vertical distribution of mackerel icefish in relation to the diel light ... Abstract:  In 2000, CCAMLR asked the Working Group on Fish Stock Assessment (WG-FSA), whether ... trawl surveys are the most reliable and appropriate method to survey stocks of mackerel icefish ...

    Meeting Document : WAMI-01/05 : Author(s): E. van Wijk, T. Pauly, A. Constable and R. Williams (Australia)

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