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1. Exploratory analysis of acoustic data from the Ross Sea

   files), the file was corrupted (1 file), or the longline was lost so there were no corresponding catch ... Abstract:  This report presents results from a pilot study to determine the feasibility of ... conducting acoustic surveys for toothfish and rattails in the Ross Sea. Acoustic data were collected using a ... Simrad ES60 38 kHz echosounder on the New Zealand commercial longliner FV Janas during the 2002–03 ...

   Meeting Document : WG-FSA-SAM 03/9 : Autor(es): R.L. O’Driscoll and G.J. Macaulay (New Zealand)

2. Evaluation on the performance of echosounder on a fishing vessel using maximum seabed backscattering

   Abstract:  The performance of echo sounder system is critical for using acoustic data collected ... evaluate the potential to use seabed backscattering as an alternative way to the standard sphere ... calibration. The largest inter-annual difference of the mean value of the maximum seabed backscattering (S v ... , respectively. However, ANOVA analysis indicated that there was no significant difference among years at both ...

   Meeting Document : SG-ASAM-18/06 : Autor(es): X. Wang, X. Yu and X. Zhao

3. CALIBRATION ERROR IN THE AMLR PLANKTON TIME SERIES

   of rotor counts from the flow meters showed no significant trends. The discrepancy in volume is ... Abstract:  Analysis of the time series of the volume of water filtered during tows using a 1.8 m ... Isaac-Kidd Midwater Trawl (IKMT) from 1992 to 2007 showed a marked decline (~35%) in the volume of water ... traced to a simple arithmetic error in the calculation of the mouth area of the net. Since 2000, the net ...

   Meeting Document : WG-EMM-08/19 : Autor(es): C. Reiss (USA)

4. CPUEs and body length of Antarctic krill within commercial hauls of polish trawler FV Lepus in the fishing ground off South Orkneys in January and February 1991

   January and February 1991, generally show similar pattern. The proportion of bigger individuals of krill ... than those in January. No larval fish were recorded in krill catches. Only few specimens of Electrona ... trawler FV Lepus in the fishing ground off South Orkneys in January and February 1991 Approval:  Approved ...

   Meeting Document : WG-KRILL-91/37 : Autor(es): I. Wójcik and R. Zaporowski (Poland)

5. Annex to WS-DmPH-18 report: Towards the development of a stock hypothesis for Antarctic toothfish (Dissostichus mawsoni) in Area 48

   Abstract:  Annex paper to the WS-DmpH-18 meeting report (part 2 of 2) Author(s):  M. Söffker, A ... . Reid, M.M. Santos and D. Welsford Title:  Annex to WS-DmPH-18 report: Towards the development of a ... Secretariat Workflow Status:  Content Approved Document Release Consent:  No Delegation responsibility for ...

   Meeting Document : WG-SAM-18/33 Rev. 1 : Autor(es): M. Söffker, A. Riley, M. Belchier, K. Teschke, H. Pehlke, S. Somhlaba, J. Graham, T. Namba, C.D. van der Lingen, T. Okuda, C. Darby, O.T. Albert, O.A. Bergstad, P. Brtnik, J. Caccavo, A. Capurro, C. Dorey, L. Ghigliotti, S. Hain, C. Jones, S. Kasatkina, M. La Mesa, D. Marichev, E. Molloy, C. Papetti, L. Pshenichnov, K. Reid, M.M. Santos and D. Welsford

6. Developing conceptual models of the Antarctic marine ecosystem: squid

   Abstract:  The Convention for the Conservation of Antarctic Marine Living Resources (CCAMLR) is ... currently considering plausible models of the Southern Ocean ecosystem within the Working Group on Ecosystem ... describes properties for three groups of squid that may be included in future ecosystem models of the ... should no longer be modelled as specialist predators on Antarctic krill. Author(s):  K. Phillips ...

   Meeting Document : WG-EMM-04/26 : Autor(es): K. Phillips (Australia)

7. Barcoding and beyond: applications and developments for biodiversity evaluation in the Southern Ocean

   Abstract:  DNA barcoding is a valuable tool for biodiversity studies in the Southern Ocean. It can ... be combined with other types of systematics data (morphology, other sequence markers) to reassess the ... for fisheries, ecology or large scale biodiversity surveys. The rise of Next Generation Sequencing ... (NGS) techniques in the last 15 years has provided exciting new developments in classical barcoding ...

   Meeting Document : WG-EMM-2019/54 : Autor(es): A. Dettai, G. Duhamel, C. Gallut, M. Eléaume and A. Martin

8. Next steps in development of Marine Protected Area in the Argentine Islands Archipelago water area

   Abstract:  The results of the research aimed at further substantiation and development of the ... Marine Protected Area in the area of the Ukrainian Antarctic Station Academician Vernadsky are presented ... . In order to study the structure and biodiversity of benthic communities in the water area of the ... Argentine Islands, the underwater research and acoustic survey were conducted. During the period of 2014 ...

   Meeting Document : WG-EMM-18/32 : Autor(es): A. Utevsky, E. Sinna, D. Smyrov, M. Shrestha, Y. Gamulya, G. Ukhno, R. Khodzhaeva, Y. Utevsky, V. Levenets and S. Utevsky

9. Fish by-catch in the krill fishery: 2018 update

   Abstract:  Data on fish bycatch in the krill fishery from commercial catch data (120 949 hauls ... ) and CCAMLR SISO data (17 455 hauls) up to 20 Sept 2018 was used to examine the frequency of occurrence ... , length-frequency distribution and geographic provenance of the key fish taxa reported. There is an ... increase in the data quality from the observer scheme and an increase in the frequency of fish bycatch in ...

   Meeting Document : WG-FSA-18/10 : Autor(es): CCAMLR Secretariat

10. Outline for year 3 of the 3-year longline survey to determine toothfish population connectivity between Subareas 48.2 and 48.4

    Abstract:  This paper outlines the specific research objectives and plan to achieve them for the ... third and final year of an agreed 3-year longline survey, in the wider context of connecting the ... recently undertaken surveys in Subarea 48.2 with the established fishery in Subarea 48.4. The overall ... bathymetry and associated distributions of benthic bycatch species. This paper reiterates the key points of ...

    Meeting Document : WG-FSA-18/31 : Autor(es): G. Robson, P. Hollyman and C. Darby

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