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1. In situ target strength measurements of Antarctic zooplankton (Euphausia superba and Salpa thompsoni) at 120 khz and 200 khz, corroboration of scattering models, and a statistical technique for delineating species

   scattering models and empirically derived distributions of animal sizes, a technique is developed for ... echograms included dense swarms with virtually equivalent Sv at the two frequencies. The ability for this ... method to delineate salps from krill is highly dependent on the degree to which the two CDF's differ ... (Euphausia superba and Salpa thompsoni) at 120 kHz and 200 kHz. Concurrently, a two meter Isaacs-Kidd ...

   Meeting Document : WG-Krill-94/12 : Автор(ы): D.A. Demer and R.P. Hewitt (USA)

2. Committee for Environmental Protection: 2016 Annual Report to the Scientific Committee of CCAMLR

   meeting. The terms of reference for the workshop focused primarily on two areas of overlapping interest ... Abstract:  Cooperation between the Scientific Committee of CCAMLR (SC-CAMLR) and the Committee for ... Environmental Protection (CEP) has been steadily increasing over the last few years to the mutual benefit of ... both. In order to avoid duplicate reporting between the two committees, and following discussions ...

   Meeting Document : SC-CAMLR-XXXV/BG/09 : Автор(ы): CEP Observer to SC-CAMLR (Dr P. Penhale, USA)

3. Assessment models for Patagonian toothfish in research block 5843a_1 of Division 58.4.3a, Elan Bank

   Abstract:  I made two sensitive runs of CASAL catch at length models (LENGTH_MODEL) for stock ... years 2004/05 to 2012/13 following the recommendation during the last WG-SAM meeting. The two models are ... between the two models were set as follows: year class strength (YCS) was fixed; parameters of ALK were ... status assessments of Dissostichus eleginoides in research block 5843a_1 in Division 58.4.3a for the ...

   Meeting Document : WG-FSA-14/22 : Автор(ы): K. Taki (Japan)

4. Fitting a von Bertalanffy growth model to length-at-age data accounting for length-dependent fishing selectivity and length-stratified sub-sampling of length frequency samples

   both age and measure for length there are two potential response-biased sampling processes when length ... process involving a particular gear, and (ii) the method of on-deck sub-sampling fish for ageing from the ... used to estimate the von Bertalanffy parameters for simulated and real data on the growth of the ... ) then both these sampling processes are response-biased. Response-biased sampling and its effect on ...

   Meeting Document : WG-FSA-SAM-05/13 : Автор(ы): S.G. Candy (Australia)

5. 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

   for distributing the krill trigger level in Area 48, which was described in Part 1 of this work (WG ... -FSA-16/47). This second part has two additional components of work: (i) results of the analyses using ... , including consideration of the matters raised by WG-EMM in 2016.  The framework presented in Part 1 is shown ... to enable assembling relevant data on krill, predators, management and the fishery to assess the ...

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

6. Information Note for the Spatial Management Workshop and WG-EMM

   : 20 minute service 08:00 to 18:30 (no Sunday service). For a route map see here. Tickets cost £2 ... , Cambridge CB3 0ET: CCAMLR Workshop on Spatial Management (WS-SM-18) from 2 to 6 July 2018 and CCAMLR Working ... Group on Ecosystem Monitoring and Management (WG-EMM) from 9 to 13 July 2018. Venue The CCAMLR Spatial ... single, £3 per day for unlimited use. A taxi from Cambridge rail station to BAS costs around £25-30 ...

   Page : Site Section: Meetings

7. The annual random stratified trawl survey in the waters of Heard Island (Division 58.5.2) to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari for 2015

   of 2014 and two and a half times that of the long-term average for the survey. The C. gunnari catch ... this year meant that 333 sets of otoliths were collected for L. squamifrons,   499 for C. rhinoceratus ... 2015, with the completion of 163 stations, an additional five stations compared with previous surveys ... . The extra five hauls were part of a redesign of the survey on the main trawl ground which consisted of ...

   Meeting Document : WG-FSA-15/11 : Автор(ы): G.B. Nowara, T.D. Lamb and D.C. Welsford (Australia)

8. Marine Ecosystem Assessment for the Southern Ocean (MEASO)

   held in Hobart in early April 2018 (http://www.measo2018.aq/). The conference provided an opportunity ... from the field programmes are also being summarised, based on an open, international survey of ... researchers.  For this survey, an indication of where and when national research programmes have conducted ... Abstract:  A first Marine Ecosystem Assessment for the Southern Ocean (MEASO) is under development ...

   Meeting Document : SC-CAMLR-XXXVII/BG/22 : Автор(ы): A. Constable, J. Melbourne-Thomas, R. Trebilco and M. Brasier

9. DEVELOPMENT OF RECOVERY PLANS FOR DEPLETED TOOTHFISH STOCKS IN THE INDIAN OCEAN SECTOR OF THE SOUTHERN OCEAN

   years and then two years later. The surveys should have only low catches in order to not impede recovery ... recovery strategy for Patagonian toothfish on Ob and Lena Banks. Author(s):  D.C. Welsford, A.J. Constable ... Abstract:  Stocks of Dissostichus mawsoni on BANZARE Bank (Division 58.4.3b) and D. eleginoides on ... and commercial fishing and it is likely that they are depleted below the threshold for CCAMLR ...

   Meeting Document : WG-FSA-09/44 : Автор(ы): D.C. Welsford, A.J. Constable and J.P. McKinlay (Australia)

10. Отчет о промысле: Champsocephalus gunnari О-В Херд (Участок 58.5.2)

    гг. показаны на рис. 1. 1 ANI 58.5.2 -60 -50 -40 -30 -20 -10 1996/97 1997/98 1998/99 ... нереста Установлен так, чтобы состояние запаса определялось в начале каждого года. 30 ноя.–30 ноя ... в течение 2 лет после оценки объема биомассы, полученной по результатам съемки. 20. Для этого в качестве ... 0 50 0 50 0 50 2001/02 3 150 0 80 0 50 1 50 0 50 2002/03 22 150 0 80 0 465 20 120 1 50 2003/04 6 150 ...

    Document : Site Section: Publications

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