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    WG-FSA-2019

    Full Name
    Working Group on Fish Stock Assessment
    Location:
    Hobart, Australia
    Meeting Start Date/Time:
    Meeting End Date/Time:
    Submissions Due
    Monday, 23 September 2019 - 00:00 Australia/Hobart (Working Group Paper)

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    Meeting Report:
    e-sc-38-a7.pdf (1.83 MB)

      Documents

      Document Number Title Agenda Item(s)
      CCAMLR-38/02
      More Info
      Developing guidelines for conversion factors in new and exploratory toothfish fisheries
      Delegation of New Zealand
      4.1
      CCAMLR-38/12 Rev. 1
      More Info
      IUU fishing activity and trends in 2018/19 and IUU Vessel Lists
      CCAMLR Secretariat
      2
      CCAMLR-38/BG/07 Rev. 1
      More Info
      Fishery Notifications 2019/20
      CCAMLR Secretariat
      2
      CCAMLR-38/BG/11
      More Info
      Reconciliation of CDS data with monthly fine-scale catch and effort data
      CCAMLR Secretariat
      2
      CCAMLR-38/BG/12
      More Info
      Fishery monitoring and closure procedures
      CCAMLR Secretariat
      2.2
      CCAMLR-38/BG/17 Rev. 1
      More Info
      Technical procedure for retrieval and handling of unidentified fishing gear in the Convention Area
      CCAMLR Secretariat
      2
      CCAMLR-38/BG/40
      More Info
      An introduction to electronic monitoring
      Delegation of the United Kingdom
      8
      SC-CAMLR-38/05
      More Info
      Report of the Working Group on Statistics, Assessments and Modelling (Concarneau, France, 17 to 21 June 2019)
      2
      SC-CAMLR-38/09
      More Info
      Outcomes from a review of the CCAMLR Marine Debris Program
      CCAMLR Secretariat
      6.3
      SC-CAMLR-38/12
      More Info
      Resource support for conducting scientific programs in the Ross Sea region MPA: comments and proposals
      Delegation of the Russian Federation
      4.2.3
      SC-CAMLR-38/15
      More Info
      The CCAMLR Decision Rule, strengths and weaknesses
      Delegation of the United Kingdom
      3.2
      SC-CAMLR-38/BG/01 Rev. 1
      More Info
      Catches of target species in the Convention Area
      CCAMLR Secretariat
      2
      WG-FSA-2019/01
      More Info
      Report of the Convener of the COLTO–CCAMLR Toothfish Catch and Effort Data Workshop (Cape Town, South Africa, 30 July to 1 August 2019)
      CCAMLR Secretariat and R. Arangio
      2.2
      WG-FSA-2019/02
      More Info
      A preliminary assessment for mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2019 random stratified trawl survey
      D. Maschette, G. Nowara and D. Welsford
      3.1.2
      WG-FSA-2019/03
      More Info
      Estimates of abundance of Dissostichus eleginoides and Champsocephalus gunnari from the random stratified trawl survey in the waters surrounding Heard Island in Division 58.5.2 for 2019
      G.B. Nowara, T.D. Lamb and P. Ziegler
      3.1.2
      WG-FSA-2019/04
      More Info
      A versatile approach to minimise damage or loss of longline gear due to sea-ice
      S. Hain, T. Brey and K. Teschke
      6.3
      WG-FSA-2019/05
      More Info
      Movements of tagged Antarctic toothfish (Dissostichus mawsoni) in Subarea 48.6 in relation to stock structure hypotheses
      T. Ichii, M. Okazaki, T. Okuda and S. Somhlaba
      4.2.1
      WG-FSA-2019/06 Rev. 1
      More Info
      Measurement of capacity in CCAMLR exploratory fisheries in Subareas 88.1 and 88.2: Secretariat update 2019
      CCAMLR Secretariat
      4.2.3
      WG-FSA-2019/07
      More Info
      Characterisation of the toothfish fishery in the Ross Sea region (Subarea 88.1 and SSRUs 88.2A–B) through 2018/19
      J. Devine, S. Parker and A. Dunn
      3.2.4
      WG-FSA-2019/08
      More Info
      Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region to 2018/19
      A. Dunn
      3.2.4
      WG-FSA-2019/09
      More Info
      Stock Annex for the stock assessment of Ross Sea region Antarctic toothfish (Dissostichus mawsoni)
      A. Dunn and S. Parker
      3.2.4
      WG-FSA-2019/10
      More Info
      Diagnostic plots for the assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region to 2018/19
      A. Dunn
      3.2.4
      WG-FSA-2019/11
      More Info
      Revised growth and length-weight parameters for Antarctic toothfish in the Ross Sea region (881 & 882AB)
      A. Dunn and S. Parker
      3.2.4
      WG-FSA-2019/12
      More Info
      Summary of the toothfish fishery and tagging program in the Amundsen Sea region (SSRUs 882C–H) to 2018/19
      J. Devine and S. Parker
      4.2.3
      WG-FSA-2019/13
      More Info
      Research data collection in CCAMLR longline fisheries for toothfish using electronic monitoring on fishing vessels
      J.M. Fenaughty
      8
      WG-FSA-2019/14
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      The CCAMLR Taxon Data Project
      Secretariat
      2.1
      WG-FSA-2019/15 Rev. 1
      More Info
      Implementation of the CCAMLR Scheme of International Scientific Observation during 2018/19
      CCAMLR Secretariat
      5
      WG-FSA-2019/16 Rev. 2
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      Summary of incidental mortality associated with fishing activities collected in scientific observer and vessel data during the 2019 season
      CCAMLR Secretariat
      6.1
      WG-FSA-2019/17
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      Research plan for toothfish survey in Subarea 48.1 by the Ukrainian vessel CALIPSO in a season 2019/20
      Delegation of Ukraine
      4.2.1
      WG-FSA-2019/18
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      Gear loss reported by longline fishing vessels for the 2018 and 2019 fishing seasons
      CCAMLR Secretariat
      6.3
      WG-FSA-2019/19
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      Preliminary assessment of genetic diversity in bycatch-caught darkbelly skate (Bathyraja meridionalis) from South Georgia
      S. Pérez-Espona, W.P. Goodall-Copestake, P. Hollyman and M. Belchier
      6
      WG-FSA-2019/20
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      Report of the UK Groundfish Survey at South Georgia (CCAMLR Subarea 48.3) in January/February 2019
      S. Gregory, P. Hollyman, T. Earl, A. Clement, J. Visagie, L. Featherstone and M. Belchier
      3.1.1
      WG-FSA-2019/21
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      Progress on the integrated stock assessment by CASAL for Antarctic toothfish Dissostichus mawsoni in Subarea 48.6
      K. Sawada and T. Okuda
      4.2.1
      WG-FSA-2019/22
      More Info
      Annual report of research fishing operations at Subarea 48.6 in the 2018/19 fishing season
      Delegations of Japan, Spain and South Africa
      4.2.1
      WG-FSA-2019/23 Rev. 1
      More Info
      Revised proposal for continuation of a multi-member longline survey on Antarctic toothfish (Dissostichus mawsoni) in Statistical Subarea 48.6 in 2019/20 by Japan, South Africa and Spain
      Delegations of Japan, South Africa and Spain
      4.2.1
      WG-FSA-2019/24
      More Info
      Use of cameras and sensors to monitor the behaviour and benthic impact of longline gears
      C. Darby
      6.2
      WG-FSA-2019/25
      More Info
      Preliminary results from the third year of a survey into the connectivity of toothfish species in Subareas 48.2 and 48.4
      G. Robson, A. Riley and P. Hollyman
      4.2.1
      WG-FSA-2019/26
      More Info
      Feeding ecology of the two sympatric fish species Notothenia rossii and N. coriiceps from western Antarctic Peninsula: a fatty acids and stable isotopes approach
      E. Moreira, M. Novillo, K. Mintenbeck, E. Barrera-Oro and M. De Troch
      8
      WG-FSA-2019/27
      More Info
      Preliminary tag-recapture based population assessment of Antarctic toothfish (Dissostichus mawsoni) in Subarea 48.4
      T. Earl and A. Riley
      3.2.2
      WG-FSA-2019/28
      More Info
      Assessment of Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.3
      T. Earl
      3.2.1
      WG-FSA-2019/29
      More Info
      Assessment of Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.4
      T. Earl and E. MacLeod
      3.2.2
      WG-FSA-2019/30
      More Info
      Preliminary assessment of mackerel icefish Champsocephalus gunnari in Subarea 48.3 – Based on the 2019 Groundfish Survey
      T. Earl
      3.1.1
      WG-FSA-2019/31
      More Info
      Report on fishing effort and seabird interactions during the season extension trials in the longline fishery for Patagonian toothfish (Dissostichus eleginoides) in Statistical Division 58.5.2
      P. Ziegler, T. Lamb, S. Wotherspoon and J. Dell
      6.1
      WG-FSA-2019/32
      More Info
      Draft integrated stock assessment for the Heard Island and McDonald Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.2
      P. Ziegler
      3.2.3
      WG-FSA-2019/33
      More Info
      Catch removals due to killer and sperm whale interactions across sub-Antarctic fisheries
      P. Tixier, P. Burch, F. Massiot-Granier, P. Ziegler, D. Welsford, M.-A. Lea, M.A. Hindell, C. Guinet, S. Wotherspoon, N. Gasco, C. Péron, G. Duhamel, R. Arangio, R. Tascheri, S. Somhlaba and J.P.Y. Arnould
      3.2
      WG-FSA-2019/34
      More Info
      Disentangling the influence of three major threats on the demography of an albatross community
      J.B. Cleeland, D. Pardo, B. Raymond, G.N. Tuck, C.R. McMahon, R.A. Phillips, R. Alderman, M.-A. Lea and M.A. Hindell
      6.1
      WG-FSA-2019/35
      More Info
      Comparison of age readings by two readers and preliminary results of age and growth of Dissostichus mawsoni in Subarea 88.3
      M. Kim, S. Chung, S. Choi, C.P. Sutton and S.J. Parker
      4.2.3
      WG-FSA-2019/36
      More Info
      Population structure of the Antarctic toothfish, Dissostichus mawsoni from the Areas 58 and 88 in the Antarctic Ocean based on mitochondrial and microsatellite DNA markers
      H.-K. Choi, J.E. Jang, S.Y. Byeon, S. Chung, S.-G. Choi, H. W. Kim and H.J. Lee
      4.1
      WG-FSA-2019/37
      More Info
      Molecular analysis of stomach contents from Antarctic toothfish (Dissostichus mawsoni) collected from Area 58 and 88 from 2016 to 2018
      S.R. Lee, S.-G. Choi, S. Chung, D.H. An and H.-W. Kim
      4.2.3
      WG-FSA-2019/38
      More Info
      New results of oceanological research obtained on Ukrainian longline vessels in the CCAMLR area of responsibility in the season 2018-2019
      V. Paramonov, L. Pshenichnov, I. Slypko, P. Zabroda, A. Bazhan and T. Pestovskyi
      4.2.4
      WG-FSA-2019/39
      More Info
      Zooplankton collections during austral summer 2018/19 Ukrainian long-line operations in the Pacific and Atlantic sector of the Southern Ocean
      E. Pakhomov, L. Pshenichnov, K. Demianenko, D. Marichev, P. Zabroda, I. Slypko, T. Pestovskyi and A. Bazhan
      4.2.4
      WG-FSA-2019/40
      More Info
      Revision of the precautionary approach to ensuring the rational use of the living resource (Dissostichus eleginoides) in Subarea 48.3 (full version)
      Delegation of the Russian Federation
      3.2.1
      WG-FSA-2019/41
      More Info
      Report on implementation of research program for study of species composition, biology and resource potential of craboids (Anomura, Decapoda) in the Antarctic Pacific in 2019
      Delegation of the Russian Federation
      4.2.4
      WG-FSA-2019/42 Rev. 1
      More Info
      Research program to examine the life- cycle and resource potential of Dissostichus spp. in the Special Research Zone within the Ross Sea region marine protected area (RSRMPA) in 2019-2021
      Delegation of the Russian Federation
      4.2.3
      WG-FSA-2019/44
      More Info
      Continuation of multi-Member research on the Dissostichus mawsoni exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) from 2018/19 to 2021/22
      Delegations of Australia, France, Japan, Republic of Korea and Spain
      4.2.2
      WG-FSA-2019/45
      More Info
      Patagonian toothfish in the South Indian Ocean outside CCAMLR waters: a preliminary analysis of the SIOFA Patagonian toothfish population
      R. Sarralde, L.J. López-Abellán and S. Barreiro
      8
      WG-FSA-2019/46
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      VME detection thresholds: provision of a beta version of a R library to compute detection probabilities and preliminary results on the case of the sea pens (Pennatulacea) of the CCAMLR Division 58.4.4b
      A. Martin and M. Eléaume
      6.2
      WG-FSA-2019/47
      More Info
      2019 update of ongoing work on age and growth of Antarctic toothfish (Dissostichus mawsoni) from Divisions 58.4.1 and 58.4.2
      Delegations of Australia, Republic of Korea and Spain
      4.2.2
      WG-FSA-2019/48
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      Correlation of sea-surface temperature (SST) with sea-ice concentration (SIC) between Subarea 48.6 and other areas such as Ross Sea, Weddell Sea
      T. Namba, R. Sarralde, S. Somhlaba and J. Pompert
      4.2.1
      WG-FSA-2019/49
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      Possibility of predicting sea-ice concentration (SIC) in research block (RB) 48.6-5 (Southern part of Subarea 48.6) using sea surface temperature (SST) in RB 48.6-2 (Northern part of 48.6)
      T. Namba, R. Sarralde, S. Somhlaba and J. Pompert
      4.2.1
      WG-FSA-2019/50
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      Effective, cost-limited and easy-to-implement photo-identification from fishing vessels: an alternative to no effort at all
      N. Gasco, P. Tixier and C. Lemarchand
      8
      WG-FSA-2019/51
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      Report on the research for Dissostichus spp. in Subarea 48.2 by the Ukraine in 2015–2019
      Delegation of Ukraine
      4.2.1
      WG-FSA-2019/52
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      Proposal for multi-Member research on Dissostichus spp. in Divisions 58.4.1 and 58.4.2 from 2019/20 to 2021/22
      Delegation of the Russian Federation
      4.2.2
      WG-FSA-2019/53
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      Report on fish by-catch during research fishing activities in Division 58.4.4b between 2008 and 2018
      C. Péron, C. Chazeau, N. Gasco and F. Massiot-Granier
      4.2.2
      WG-FSA-2019/54
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      No boundaries for whales interacting with fishing activities targeting Patagonian toothfish (Dissostichus eleginoides)
      N. Gasco, P. Tixier, F. Massiot-Granier, C. Péron and R. Sarralde
      8
      WG-FSA-2019/55
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      Proposal for a revised summary table used for assessment of new and ongoing research plans
      C. Péron and D. Welsford
      4.1.2
      WG-FSA-2019/56
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      Report on fish by-catch during exploratory fishing activities in Division 58.4.3a (Elan Bank) between 2008 and 2018
      C. Péron, C. Chazeau, N. Gasco and F. Massiot-Granier
      6
      WG-FSA-2019/57 Rev. 1
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      An integrated stock assessment for the Crozet Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Subarea 58.6
      F. Massiot-Granier, G. Duhamel and C. Péron
      3.2.3
      WG-FSA-2019/58
      More Info
      An integrated stock assessment for the Kerguelen Island EEZ Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.1
      F. Massiot-Granier, G. Duhamel and C. Péron
      3.2.3
      WG-FSA-2019/59
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      Otolith morphological analysis cannot distinguish Antarctic toothfish (Dissostichus mawsoni) stocks in the Southern Ocean
      L. Wei, G.P. Zhu, T. Okuda, S. Parker, I. Slypko and S. Somhlaba
      4.1
      WG-FSA-2019/60
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      Observation on the interactions between marine mammals and mid-water krill trawl
      Y. Ying, G. Fan, X. Zhao, J. Zhang, X. Wang and J. Zhu
      6.1
      WG-FSA-2019/61
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      Progress report on collaborative research for otolith chemistry of Antarctic toothfish Dissostichus mawsoni in the Southern Ocean
      G.P. Zhu
      4.1
      WG-FSA-2019/62
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      CASAL model evaluation incorporating the calculation of harvest rate for D. eleginoides at Division 58.4.4b
      T. Okuda and F. Massiot-Granier
      4.2.2
      WG-FSA-2019/63
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      Modelling egg and larval transport of Antarctic toothfish (Dissostichus mawsoni) in the East Antarctic region: preliminary result using satellite data
      M. Mori, K. Mizobata, T. Okuda and T. Ichii
      4.2.2
      WG-FSA-2019/64
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      Revised proposal for the ongoing research plan on Patagonian toothfish (Dissostichus eleginoides) in Division 58.4.4b (2016/17–2020/21)
      Delegations of Japan and France
      4.2.2
      WG-FSA-2019/65
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      Annual report of research fishing operations at Division 58.4.4b in the 2018/19 fishing season
      Delegations of Japan and France
      4.2.2
      WG-FSA-2019/66
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      Aligning toothfish fishery status with the CCAMLR regulatory framework
      C.D. Jones
      4.1.2
      WG-FSA-2019/67
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      Proposed revision to the estimation of fisheries footprints
      CCAMLR Secretariat
      6.2.1
      WG-FSA-2019/P01
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      Stock connectivity of Antarctic toothfish
      D. Maschette, S. Wotherspoon, A. Polanowski, B. Deagle, D. Welsford and P. Ziegler
      4.1
      WG-SAM-2019/02
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      Integrated research proposal for Dissostichus spp. in Subarea 88.3 by the Republic of Korea, New Zealand and Ukraine
      Delegations of the Republic of Korea, New Zealand and Ukraine
      4.2.3
      WG-SAM-2019/03
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      2019 Ross Sea shelf survey results and notification for research in 2020
      S. Parker and C. Jones
      4.2.3

      Agenda

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      1     Opening of the meeting
      1.1     Organisation of the meeting and adoption of the agenda
      2.1     Data management
      2.2     Catch and effort data and biological observations from CCAMLR fisheries
      2.3     Fishery Report updates
      3     Review of updated stock assessments and provision of management advice (all fisheries)
      3.1     Champsocephalus gunnari
      3.2     Dissostichus spp.
      4     Research to inform current or future assessments in data-limited fisheries notified under Conservation Measures 21-01, 21-02 and 24-01
      4.1.1     Tagging performance
      4.2     Management area research reviews and management advice
      4.2.1     Dissostichus spp. in Area 48
      WG-FSA-2019/05 Movements of tagged Antarctic toothfish (Dissostichus mawsoni) in Subarea 48.6 in relation to stock structure hypotheses
      T. Ichii, M. Okazaki, T. Okuda and S. Somhlaba
      WG-FSA-2019/17 Research plan for toothfish survey in Subarea 48.1 by the Ukrainian vessel CALIPSO in a season 2019/20
      Delegation of Ukraine
      WG-FSA-2019/21 Progress on the integrated stock assessment by CASAL for Antarctic toothfish Dissostichus mawsoni in Subarea 48.6
      K. Sawada and T. Okuda
      WG-FSA-2019/22 Annual report of research fishing operations at Subarea 48.6 in the 2018/19 fishing season
      Delegations of Japan, Spain and South Africa
      WG-FSA-2019/23 Rev. 1 Revised proposal for continuation of a multi-member longline survey on Antarctic toothfish (Dissostichus mawsoni) in Statistical Subarea 48.6 in 2019/20 by Japan, South Africa and Spain
      Delegations of Japan, South Africa and Spain
      WG-FSA-2019/25 Preliminary results from the third year of a survey into the connectivity of toothfish species in Subareas 48.2 and 48.4
      G. Robson, A. Riley and P. Hollyman
      WG-FSA-2019/48 Correlation of sea-surface temperature (SST) with sea-ice concentration (SIC) between Subarea 48.6 and other areas such as Ross Sea, Weddell Sea
      T. Namba, R. Sarralde, S. Somhlaba and J. Pompert
      WG-FSA-2019/49 Possibility of predicting sea-ice concentration (SIC) in research block (RB) 48.6-5 (Southern part of Subarea 48.6) using sea surface temperature (SST) in RB 48.6-2 (Northern part of 48.6)
      T. Namba, R. Sarralde, S. Somhlaba and J. Pompert
      WG-FSA-2019/51 Report on the research for Dissostichus spp. in Subarea 48.2 by the Ukraine in 2015–2019
      Delegation of Ukraine
      4.2.2     Dissostichus spp. in Area 58
      5     Scheme of International Scientific Observation
      6     Non-target catch and ecosystem impacts of fishing
      6.2.1     Updates of fishing footprints
      6.2.2     Modelling benthic taxa distributions and habitats
      6.2.3     Review of listing of VME indicator taxa
      7     Future work
      7.1     Organisation of intersessional activities
      7.2     Notifications of other scientific research
      9     Advice to the Scientific Committee
      10     Adoption of the report and close of the meeting.