Search results

1. Laboratory target strength measurements of free swimming Antarctic krill (Euphausia superba)

   Abstract:  Target strength measurements of free swimming krill at 120kHz were made using a single ... beam monostatic system in a 10 m3 laboratory tank. Krill (grouped according to length classes) swam ... freely in the tank triggering the data acquisition system when generating a back scattered signal larger ... bias was then determined for each ensemble of experimental data and used to determine corrections which ...

   Meeting Document : WG-EMM-97/75 : Author(s): Pauly, T., Penrose, J.D.

2. On the consequences of differentiating between adult and sub-adult survival rates in the krill-predators model

   Abstract:  The krill-predators model is generalised by splitting post-first-year animals ... evaluations of the level of resilience of a predator to krill fishing depend on the values for both ... or estimating them from data. The generalised model is applied, for illustrative purposes only, to the Bird ... compatibility with survival rate data for the Antarctic fur seal coupled to an annual population growth rate ...

   Meeting Document : WG-EMM-95/39 : Author(s): Butterworth, D.S., Thomson, R.B.

3. Modelling growth of Antarctic krill: a new approach to describing the growth trajectory

   Abstract:  Von Bertalanffy (VB) growth models for Antarctic krill have in the past been calibrated ... from population-level data consisting of modal lengths obtained from a time sequence of length ... direct measurements of individual pre- and post-moult krill sampled from the wild with a model ... of temperature-dependent intermoult period. Using summer and early autumn data for juveniles and males sampled ...

   Meeting Document : WG-EMM-05/27 : Author(s): S. Candy and S. Kawaguchi (Australia)

4. Development of an acoustic sensor to estimate catch directly from the trawl during continuous krill harvesting

   to support  precise catch reporting for the continuous krill harvesting fishery.  Author(s):  O.R. Godø ... ; precise catch reporting for the continuous krill harvesting fishery.  ... the trawl during continuous krill harvesting Microsoft Word File:  emm-2019-15.docx Approval:  Approved ... Secretariat Workflow Status:  Content Approved Document Release Consent:  No Delegation responsibility ...

   Meeting Document : WG-EMM-2019/15 : Author(s): O.R. Godø, B. Krafft and F. Grebstad

5. Proposal for a krill biomass survey for krill monitoring and management in CCAMLR Division 58.4.2-East

   plan and spatial management (small-scale management unit) of the krill fishery in East Antarctica. We ... Abstract:  Australia plans to conduct a krill biomass survey in Division 58.4.2 East during 23 ... January to 25 March 2021. The survey will estimate krill biomass with a view to update the precautionary ... catch limit for krill. A krill observatory mooring system will also be deployed during the survey ...

   Meeting Document : WG-EMM-2019/03 : Author(s): S. Kawaguchi, M. Cox, N. Kelly, L. Emmerson and D. Welsford

6. The preparation of recommendations and standard procedures for krill acoustic surveys

   Abstract:  Acoustic surveys are the most powerful tool of krill abundance estimation ... for acoustic instrumentations to be used, as well as for survey design, data acquisition, processing, storing ... to survey design and data analysis. The paper could be considered as a base for critical discussions ... :  The preparation of recommendations and standard procedures for krill acoustic surveys Approval:  Approved ...

   Meeting Document : WG-KRILL-93/5 Rev. 1 : Author(s): W.D. Tesler (Russia)

7. Plans for a multi-national coordinated investigation focusing on the krill-based ecosystem in Area 48 during the 2015-16 austral summer

   on the krill-based ecosystem in Area 48 during the 2015-16 austral summer. The studies will include at-sea data ... collection from research and fishing vessels, together with remotely sensed data obtained from moorings ... investigation focusing on the krill-based ecosystem in Area 48 during the 2015-16 austral summer Approval ... This paper outlines plans for a co-ordinated, multi-national study focusing on the krill-based ...

   Meeting Document : WG-EMM-14/10 : Author(s): J. Watkins (United Kingdom), O.R. Godø, K. Kovacs (Norway) and P. Trathan (United Kingdom)

8. On spatial-temporal variability of krill length composition in Subarea 48.1. Comments and proposals

   Abstract:  The issues are discussed on estimating spatial-temporal distribution of krill length ... . Author(s):  S. Kasatkina and A. Sytov Title:  On spatial-temporal variability of krill length composition ... Workflow Status:  Content Approved Document Release Consent:  No Delegation responsibility for releasing ... documents:  Russian Federation ...

   Meeting Document : WG-EMM-2019/56 : Author(s): S. Kasatkina and A. Sytov

9. Assessment models for Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 88.2C–G for the years 2002–03 to 2010–11

   set and fitted to tag and fishery data from the northern fishery only. Model fits to the data were ... fishery, and (iii) tag data from all trips. The inclusion of the unaccounted mortality from lost gear had ... little impact on estimates of biomass. The inclusion of tag data from the south fishery led to a 10 ... set and fitted to tag and fishery data from the northern fishery only. Model fits to the data were ...

   Meeting Document : WG-FSA-11/43 : Author(s): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)

10. Scientific contribution to the 2016 review of Conservation Measure 51-07: Part 2 – outcomes from the application of the risk assessment framework for distributing the krill trigger level in Area 48

    assembling relevant data on krill, predators, management and the fishery to assess the risks ... to enable assembling relevant data on krill, predators, management and the fishery to assess the risks ... of disproportionate local effects of the krill fishery.  It can be used to readily explore the potential consequences ... of disproportionate local effects of the krill fishery.  It can be used to readily explore the potential ...

    Meeting Document : WG-FSA-16/48 Rev. 1 : Author(s): A. Constable (on behalf of the e-group on CM 51-07 WG-EMM review)

Pages