Skip to main content

    WG-FSA-2021

    Full Name
    Working Group on Fish Stock Assessment
    Location:
    Online
    Meeting Start Date/Time:
    Meeting End Date/Time:
    Submissions Due
    Monday, 30 August 2021 - 00:00 Australia/Hobart (Working Group Paper)
    Meeting Report:
    e-sc-40-a7.pdf (531.1 KB)

    Documents

    Document Number Title Agenda Item(s)
    CCAMLR-40/BG/03 Rev. 1
    More Info
    Fishery Notifications 2021/22
    CCAMLR Secretariat
    4
    SC-CAMLR-40/03
    More Info
    Report of the Working Group on Ecosystem Monitoring and Management (Virtual meeting, 5 to 9 July 2021)
    5
    SC-CAMLR-40/05
    More Info
    Report of the Working Group on Statistics, Assessments and Modelling (Virtual meeting, 28 June to 2 July 2021)
    3
    SC-CAMLR-40/06
    More Info
    Report of the Meeting of the Working Group on Acoustic Survey and Analysis Methods (Virtual meeting, 31 May to 4 June 2021)
    5
    SC-CAMLR-40/10
    More Info
    Boundaries of five candidate management units in Subarea 48.1 to facilitate the development of the new management approach for Antarctic krill
    Delegation of the People’s Republic of China
    5
    SC-CAMLR-40/11
    More Info
    Acoustic biomass estimates of Antarctic krill in Subarea 48.1 to facilitate the development of the new management approach for the krill fishery
    Delegation of the People’s Republic of China
    5
    SC-CAMLR-40/BG/01
    More Info
    Catches of target species in the Convention Area
    CCAMLR Secretariat
    2
    WG-FSA-2021/01
    More Info
    Informational report on the results of underwater video observation of benthic fauna during the toothfish survey in Subarea 48.1 by the Ukrainian vessel Calipso in 2021
    P. Zabroda, L. Pshenichnov and D. Marichev
    7
    WG-FSA-2021/02
    More Info
    Implementation of the CCAMLR Scheme of International Scientific Observation during 2019/20 and 2020/21, and proposed observer form updates
    CCAMLR Secretariat
    2
    WG-FSA-2021/03
    More Info
    Results from the Conversion Factor Survey conducted by the Secretariat in 2020, from Members’ vessels participating in CCAMLR toothfish fisheries
    CCAMLR Secretariat
    2
    WG-FSA-2021/04 Rev. 1
    More Info
    Summary of incidental mortality associated with fishing activities collected in scientific observer and vessel data during the 2020 and 2021 seasons
    CCAMLR Secretariat
    6
    WG-FSA-2021/05
    More Info
    An update to fish by-catch in the krill fishery, and results from responses provided to the Secretariat consultation on krill by-catch data collection practices
    CCAMLR Secretariat
    6
    WG-FSA-2021/06
    More Info
    Trend analysis – 2021 research blocks biomass estimates
    CCAMLR Secretariat
    4
    WG-FSA-2021/07
    More Info
    Toothfish catch forecasting process and implementation review
    CCAMLR Secretariat
    2
    WG-FSA-2021/08
    More Info
    Estimation of capacity in CCAMLR krill fisheries
    CCAMLR Secretariat
    5
    WG-FSA-2021/09
    More Info
    Tag linking – 2021 Report
    CCAMLR Secretariat
    2
    WG-FSA-2021/10
    More Info
    Commercial form updates, and a proposed new fine scale haul by haul longline form and commercial data manual
    CCAMLR Secretariat
    2
    WG-FSA-2021/11
    More Info
    Gear loss reported by longline fishing vessels for the 2020 and 2021 fishing seasons
    CCAMLR Secretariat
    6
    WG-FSA-2021/12
    More Info
    Report of the UK Groundfish Survey at South Georgia (CCAMLR Subarea 48.3) in May 2021
    M.A. Collins, J. Coleman, S. Gregory, P.R. Hollyman, R. James, M. Marsh, J. Reid and P. Socodo
    3
    WG-FSA-2021/13
    More Info
    Results from net monitoring cable bird-strike trials; basis for amending CM 25-03 to allow the use of net monitoring cables for vessels using the continuous pumping fishing method?
    B.A. Krafft, A. Lowther, S. Young, J. Moir Clark, J. Chapman, P. Nugent, S. Jennings, X. Zhao, G. Fan and J. Zhu
    6
    WG-FSA-2021/14
    More Info
    Method description of Trial #2; examining bird interactions with monitoring cables on krill trawlers using continuous trawling methods, during the 2020/21 fishing season
    B.A. Krafft, A. Lowther, S. Young, J. Moir Clark, J. Chapman, P. Nugent, S. Jennings, X. Zhao and N. Walker
    6
    WG-FSA-2021/15
    More Info
    Preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Subarea 48.3 based on the 2021 Groundfish Survey
    T. Earl
    3
    WG-FSA-2021/16
    More Info
    Using the Risk Assessment Framework to spread the catch limit in Subarea 48.1
    V. Warwick-Evans and P.N. Trathan
    5
    WG-FSA-2021/17
    More Info
    Summary of the intersessional work and discussion by the CCAMLR Risk assessment framework e-group
    V. Warwick-Evans, on behalf of the Risk assessment framework e-group
    5
    WG-FSA-2021/18
    More Info
    Report on exploratory fishing in Divisions 58.4.1 and 58.4.2 between the 2011/12 and 2020/21 fishing seasons
    G. Phillips and P. Ziegler
    4
    WG-FSA-2021/19
    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 2021
    C. Miller, P. Ziegler and T. Lamb
    3
    WG-FSA-2021/20
    More Info
    A preliminary assessment for mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2021 random stratified trawl survey
    D. Maschette, S. Wotherspoon and P. Ziegler
    3
    WG-FSA-2021/21
    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
    WG-FSA-2021/22
    More Info
    Results from a three-year survey, 2017–2019, into the connectivity of toothfish species in Subareas 48.2 and 48.4
    M. Söffker, O. Hogg, P. Hollyman, M. Belchier, A. Riley, L. Readdy, E. MacLeod, G. Robson, K. Olsson, H. Pontalier and C. Darby
    7
    WG-FSA-2021/23
    More Info
    2021 Ross Sea shelf survey results
    J. Devine, S. Parker and M. Prasad
    4
    WG-FSA-2021/24
    More Info
    Characterisation of the toothfish fishery in the Ross Sea region through 2020/21
    A. Grüss, J. Devine and S. Parker
    3
    WG-FSA-2021/25
    More Info
    Summary of the toothfish fishery and tagging program in the Amundsen Sea region (small-scale research units 882C–H) to 2020/21
    A. Grüss, J. Devine and S. Parker
    3
    WG-FSA-2021/26
    More Info
    Assessment model for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region to 2020/21
    A. Grüss, A. Dunn and S. Parker
    3
    WG-FSA-2021/27
    More Info
    Diagnostic plots for the 2021 assessment for Ross Sea region Antarctic toothfish (Dissostichus mawsoni)
    A. Grüss, A. Dunn and S. Parker
    3
    WG-FSA-2021/28
    More Info
    Stock Annex for the 2021 assessment of Ross Sea region Antarctic toothfish (Dissostichus mawsoni)
    A. Grüss, A. Dunn and S. Parker
    3
    WG-FSA-2021/29
    More Info
    Towards improved biomass estimation and stock assessment in the Amundsen Sea region (SSRUs 882C–H)
    S. Parker, M. Baird and N. Walker
    3
    WG-FSA-2021/30
    More Info
    Workshop proposal to update the fishery-based research and data collection plan for the Ross Sea region toothfish fishery
    Delegation of New Zealand
    8
    WG-FSA-2021/31
    More Info
    Development of Casal2
    A. Dunn and S. Rasmussen
    8, 3
    WG-FSA-2021/32
    More Info
    Catches and data available on bycatch species from the toothfish fishery in the Ross Sea region (Subarea 88.1 and SSRUs 88.2A–B) through 2020–2021
    B. Moore and S. Parker
    6
    WG-FSA-2021/33
    More Info
    Update of 2-year tagging program for skates in the Ross Sea region
    B. Moore, B. Finucci and S. Parker
    6
    WG-FSA-2021/34
    More Info
    New research plan for Dissostichus spp. under CM 24-01, paragraph 3 in Subarea 88.3 by Korea and Ukraine from 2021/22 to 2023/24
    Delegations of the Republic of Korea and Ukraine
    4
    WG-FSA-2021/35
    More Info
    Molecular diet analysis of Antarctic toothfish (Dissostichus mawsoni) collected from Subarea 88.1
    S.R. Lee, S.-G. Choi, S. Chung, D. N. Kim and H.-W. Kim
    7
    WG-FSA-2021/36
    More Info
    Diet composition and feeding strategy of Antarctic toothfish, Dissostichus mawsoni in Subarea 88.1 for the exploratory longline fishery in 2021
    G.W. Baeck, S.-G. Choi, S. Chung and D.N. Kim
    7
    WG-FSA-2021/37
    More Info
    The variability of egg and larval transport of Antarctic toothfish under the extreme SAM event in the East Antarctic region (Division 58.4.1 and 58.4.2)
    M. Mori, K. Mizobata, K. Kusahara, T. Ichii and T. Okuda
    7
    WG-FSA-2021/38
    More Info
    Revised proposal for continuing research on Antarctic toothfish (Dissostichus mawsoni) in Statistical Subarea 48.6 in 2021/22 from a multiyear plan (2021/22–2023/24): Research Plan under CM 21-02, paragraph 6(iii)
    Delegations of Japan, South Africa and Spain
    4
    WG-FSA-2021/39
    More Info
    Grym assessment for Subarea 48.1 Euphausia superba populations
    D. Maschette, S. Wotherspoon, S. Kawaguchi and P. Ziegler
    5
    WG-FSA-2021/40
    More Info
    Use of parameters within Euphausia superba Grym simulations
    D. Maschette and S. Wotherspoon
    5
    WG-FSA-2021/41
    More Info
    On the revision of the precautionary approach to ensure the rational use of the living resource (Dissostichus eleginoides) in Subarea 48.3
    Delegation of the Russian Federation
    3
    WG-FSA-2021/42
    More Info
    Proposal for new multi-Member research on Dissostichus spp. in Divisions 58.4.1 and 58.4.2 from 2021/22 to 2023/24
    Delegation of the Russian Federation
    4
    WG-FSA-2021/43
    More Info
    Impact of grenadier by-catch limits on surveys of toothfish in CCAMLR’s area of responsibility under CM 24-01 (based on research surveys by Ukrainian vessels)
    Delegation of Ukraine
    6
    WG-FSA-2021/44
    More Info
    Summary report on the three years research for Dissostichus spp. in Subarea 48.1 by Ukrainian vessel Calipso in 2019–2021
    Delegation of Ukraine
    4
    WG-FSA-2021/45
    More Info
    An integrated stock assessment for the Crozet Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Subarea 58.6
    F. Massiot-Granier and C. Péron
    3
    WG-FSA-2021/46
    More Info
    Updated stock assessment model for the Kerguelen Island EEZ Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.1 for 2021
    F. Massiot-Granier, S. Landru and C. Peron
    3
    WG-FSA-2021/47
    More Info
    Stock Annex for the 2021 assessment of the Patagonian toothfish (Dissostichus eleginoides) population of Kerguelen
    F. Massiot-Granier and C. Péron
    3
    WG-FSA-2021/48
    More Info
    Progress on the spatial modelling of by-catch patterns for research fishing operations in Subarea 48.6 using VAST
    K. Sawada and T. Okuda
    6
    WG-FSA-2021/49
    More Info
    Preliminary results on the progress of the integrated stock assessment by CASAL for Antarctic toothfish Dissostichus mawsoni in Subarea 48.6
    Y. Osawa, K. Sawada and T. Okuda
    4
    WG-FSA-2021/50
    More Info
    Final report of research fishing operations at Subarea 48.6 between the 2012/13 and 2020/21 fishing seasons
    Delegations of Japan, Spain and South Africa
    4
    WG-FSA-2021/51
    More Info
    Final report of research fishing operations at Division 58.4.4b between the 2016/17 and 2020/21 fishing seasons
    Delegations of Japan and France
    4
    WG-FSA-2021/52
    More Info
    Updating CASAL model for D. eleginoides at Division 58.4.4b for 2020/21 fishing season
    T. Okuda and F. Massiot-Granier
    4
    WG-FSA-2021/53
    More Info
    A comparison of methods used for assessing the ontogenetic variation in otolith shape for Dissostichus mawsoni
    G.P. Zhu, L. Wei, D. Yang, T. Okuda, I. Slypko, S. Somhlaba and S. Parker
    7
    WG-FSA-2021/54
    More Info
    Comparing otolith shape of Patagonian toothfish (Dissostichus eleginoides) between the Kerguelen Islands and the Crozet Islands, East Antarctic
    G.P. Zhu, D. Yang and L. Wei
    7
    WG-FSA-2021/56
    More Info
    The potential impact of krill fishery concentration needs to be assessed against the highly patchy and dynamic nature of krill distribution
    X. Zhao, X. Wang, Y. Ying, G. Fan, Q. Xu, D. Gao and Y. Zhao
    5
    WG-FSA-2021/57
    More Info
    Diagnostic plots for the 2021 assessment model for the Kerguelen Island EEZ Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.1
    F. Massiot-Granier and C. Péron
    3
    WG-FSA-2021/58
    More Info
    Description of the SAGO Extreme fishing system on the Patagonian toothfish (Dissostichus eleginoides) fishery in the Southwestern Atlantic Ocean during austral summer 2021
    A. Loureiro, P. Troncoso and O. Pin
    7
    WG-FSA-2021/59
    More Info
    Assessment of Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.3
    T. Earl and L. Readdy
    3
    WG-FSA-2021/60
    More Info
    Assessment of Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.3: assessment diagnostics
    T. Earl and L. Readdy
    3
    WG-FSA-2021/61
    More Info
    Assessment of Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.4
    T. Earl and L. Readdy
    3
    WG-FSA-2021/62
    More Info
    Assessment of Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.4: assessment diagnostics
    T. Earl and L. Readdy
    3
    WG-FSA-2021/63 Rev. 1
    More Info
    Preliminary tag-recapture based population assessment of Antarctic toothfish (Dissostichus mawsoni) in Subarea 48.4 – 2021 fishing season
    T. Earl, A. Riley and L. Readdy
    3
    WG-SAM-2021/02
    More Info
    Notification for the Ross Sea shelf survey in 2022
    Delegation of New Zealand
    4
    WG-SAM-2021/03
    More Info
    Continuing research in the Dissostichus mawsoni exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) from 2018/19 to 2021/22; Research plan under CM 21-02, paragraph 6(iii)
    Delegations of Australia, France, Japan, Republic of Korea and Spain
    4