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1. NET-BASED VERIFICATION OF ACOUSTIC TECHNIQUES USED TO IDENTIFY ANTARCTIC KRILL

   -38, (iii) ‘2 freq 2-16’- where the Sv120-38 window was fixed at 2-16 dB and (iv) ‘2 freq 2-12’- where ... the Sv120-38 window was fixed at 2-12 dB. The overall aggregation dB difference for 120 – 38 kHz for every ... ’ using a smaller window but still attributing more than 90 % of the total backscatter to krill in 12 out ... of the 16 nets. The ‘2 freq 2 – 12’ window only attributed more than 90 % of the total backscatter to krill ...

   Meeting Document : WG-EMM-08/54 : Author(s): J. Watkins and S. Fielding (United Kingdom)

2. Preliminary assessment of mackerel icefish, Champsocephalus gunnari, in Subarea 48.3 using a length based population dynamics modelv

   Abstract:  A length-based projection model is used to estimate catch limits for the 2011/12 ... catch of 3,072 tonnes for 2011/12 and 2,933 tonnes for 2012/13. Author(s):  R.E. Mitchell and S.M ... A length-based projection model is used to estimate catch limits for the 2011/12 fishing season ... for 2011/12 and 2,933 tonnes for 2012/13. ...

   Meeting Document : WG-FSA-11/30 Rev. 1 : Author(s): R.E. Mitchell and S.M. Martin (United Kingdom)

3. Research plan for toothfish in Divisions 58.4.4a and 58.4.4b by Shinsei Maru No. 3 in 2012/13

   in the 2011/12 fishing season with the aims of providing the data required for assessments of the population ... that one of the reasons for small number of recaptured fish and decreased CPUE in 2011/12 may be due ... to depredation by killer whales (see details in the simultaneously submitted WG-SAM-12 report on the results ... A tagging survey in SSRUs B and C in Division 58.4.4 a & b was conducted in the 2011/12 fishing ...

   Meeting Document : WG-SAM-12/17 : Author(s): Delegation of Japan

4. Plan of research program of the Russian Federation in Subarea 48.5

   Federation and adopted by the SC in 2012 (WG-FSA-12/12). Past WG-SAM-2015 (Warsaw, Poland) made ... by the SC in 2012 (WG-FSA-12/12). Past WG-SAM-2015 (Warsaw, Poland) made no scientifically-supported comment ...

   Meeting Document : WG-FSA-15/29 : Author(s): Delegation of the Russian Federation

5. Estimating toothfish biomass in Subarea 48.3 using local depletions

   of 12’ by 12’ where there had been forty or more hauls in any particular year. There were 62 individual ... of estimating toothfish density at South Georgia. Over the four years 2000-2003, we found 25 areas of 12’ by 12 ...

   Meeting Document : WG-FSA-SAM-04/18 : Author(s): Pearce, J., Agnew, D.

6. Krill fishery report: 2013 update

   Abstract:  In 2011/12, 12 vessels from five Members fished for krill in Area 48 and the total ... In 2011/12, 12 vessels from five Members fished for krill in Area 48 and the total catch of krill ...

   Meeting Document : WG-EMM-13/37 Rev. 1 : Author(s): Secretariat

7. Comparison of krill density estimated with swarm-based and dB-difference method using acoustic data collected by Chinese fishing vessel participating in the 2019 Area 48 survey

   to four ranges including [-20 20], [2 16], [0.4 12] and without dB window (only 120kHz used ... ). Identification window of dB-difference method were set to [2 16] and [0.4 12] respectively. Distributions ... including [-20 20], [2 16], [0.4 12] and without dB window (only 120kHz used). Identification window of dB ... -difference method were set to [2 16] and [0.4 12] respectively. Distributions of estimated krill densities ...

   Meeting Document : SG-ASAM-2019/06 : Author(s): X. Yu, X. Wang, J. Zhang and X. Zhao

8. International synoptic krill survey in Area 48, 2019; update of transect design based on proposed modifications developed during WG-EMM 2018

   working group under evaluation of WG-EMM-18/12. Author(s):  Delegation of Norway Title:  International ... during WG-EMM 2018 Microsoft Word File:  e-sc-xxxvii-12.docx Approval:  Approved Secretariat Workflow ... group under evaluation of WG-EMM-18/12. ...

   Meeting Document : SC-CAMLR-XXXVII/12 : Author(s): Delegation of Norway

9. Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2016

   /BG/11, /BG/12 and /BG/13). The Scientific Committee is invited to note that: Parts ... the documents (SC-CAMLR-XXXV/BG/11, /BG/12 and /BG/13) and to agree that the information contained ... /BG/11, /BG/12 and /BG/13). The Scientific Committee is invited to note that: Parts ... the documents (SC-CAMLR-XXXV/BG/11, /BG/12 and /BG/13) and to agree that the information contained ...

   Meeting Document : SC-CAMLR-XXXV/01 Rev. 1 : Author(s): Delegation of Germany

10. A brief outline of the biology of the Antarctic silverfish, Pleuragramma antarcticum Boulenger, 1902 (Nototheniidae) from the Antarctic Indian Ocean

    there are macro aggregations of plankton, while fish aged from 3+ to 12+ years form near-bottom, pelagic schools ... they reach 13-16 cm in length and 4-6 years of age. Males reach maturity at 12-18 cm in length and 4-7 years ... there are macro aggregations of plankton, while fish aged from 3+ to 12+ years form near-bottom, pelagic schools ... they reach 13-16 cm in length and 4-6 years of age. Males reach maturity at 12-18 cm in length and 4-7 years ...

    Meeting Document : WG-FSA-92/11 Rev. 1 : Author(s): V.V. Gerasimchuk (Ukraine)

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