1. Meetings
  2. Scientific Committee (SC) Meetings
  3. Small Scientific Committee on Pacific Saury (SSC PS)
  4. 7th SSC PS meeting

7th SSC PS meeting

    Location
    Virtual
    Short Name
    SSC PS07
    Date
    -
    Registration Due
    Meeting Papers Due
    Meeting Information File
    NPFC-2021-SSC PS07-MIP01 Meeting Information.docx399.39 KB
    Meeting Report File for Public
    SSC PS07 report.pdf653.63 KB
    1 Opening of the Meeting
    2 Adoption of Agenda
    3 Overview of the outcomes of previous NPFC meetings
     
    3.1 SSC PS06, SC05 and SCsm01 meetings
     
    3.2 COM06 meeting
     
    3.3 Joint SC-TCC-COM working group on MSE for Pacific saury (WG MSE)
    4 Review of the Terms of References of the SSC PS and existing protocols
     
    4.1 Terms of References of the SSC PS
     
    4.2 CPUE Standardization Protocol
     
    4.3 Stock Assessment Protocol
    5 Review of Member’s fishery status including 2021 fishery
    6 Biological and environmental information relevant to Pacific saury
     
    6.1 Review of new biological information
     
    6.2 Review of environmental information relevant to Pacific saury distribution and migration
     
    6.3 Distribution and migration patterns of juvenile Pacific saury
     
    6.4 Recommendations for future work
    7 Review of the statistical data available
     
    7.1 Annual catch
     
    7.2 Size and age composition
     
    7.3 Others
    8 Review of fishery-independent abundance indices
     
    8.1 Review of outcomes of Japanese biomass survey including 2021 estimate
     
    8.2 Conclusion as inputs for stock assessments
     
    8.3 Plans for future surveys by Members
     
    8.4 Recommendations for future work
    9 Review of fishery-dependent abundance indices
     
    9.1 Member’s CPUE standardization up to 2020 fishery
     
    9.2 Joint CPUE standardization up to 2020 fishery
     
    9.3 Recommendations for future work
    10 Stock assessment using “provisional base models” (BSSPM)
     
    10.1 Review of the key considerations and recommendations from the SCsm01 meeting
     
    10.2 Specification of models
     
    10.3 Workplan and timeline until the SSC PS08
    11 New stock assessment models
     
    11.1 Specification of models and development of software
     
    11.2 Workplan and timeline until the SSC PS08
    12 Toward setting of biological reference points (RPs) and development of Management Strategy Evaluation (MSE)
     
    12.1 Initial discussions on RPs and MSE
     
    12.2 Recommendations for future work
    13 Other matters
     
    13.1 Draft agenda and priority issues for next meeting
     
    13.2 Other
    14 Adoption of Report
    15 Close of the Meeting
    No documents listed
    NPFC-2021-SSC PS07-MIP02
    		Provisional Agenda NPFC-2021-SSC PS07-MIP02 Provisional Agenda_0.pdf212.58 KB
    NPFC-2021-SSC PS07-MIP03 (Rev. 1)
    		Annotated Indicative Schedule NPFC-2021-SSC PS07-MIP03(Rev 1) Annotated Indicative Schedule_0.pdf303.25 KB
    No documents listed
    3.1 SSC PS06, SC05 and SCsm01 meetings
    SSC PS06, SC05 and SCsm01 reports (click for LINK)
    3.2 COM06 meeting
    COM06 report (click for LINK)
    3.3 Joint SC-TCC-COM working group on MSE for Pacific saury (WG MSE)
    No documents listed
    No documents listed
    4.1 Terms of References of the SSC PS
    Terms of References of the SSC PS (click for LINK)
    4.2 CPUE Standardization Protocol
    CPUE Standardization Protocol for Pacific Saury (click for LINK)
    4.3 Stock Assessment Protocol
    Stock Assessment Protocol for Pacific Saury (click for LINK)
    No documents listed
    No documents listed
    6.1 Review of new biological information
    NPFC-2021-SSC PS07-WP03
    		Proportion of Pacific saury spawned during their first spawning season estimated by the histological observations of ovary tissues
    NPFC-2021-SSC PS07-WP10
    		Seasonal length-weight relationships and weights at age of Pacific saury NPFC-2021-SSC PS07-WP10 Seasonal length-weight relationships and weights at age.pdf589.34 KB
    6.2 Review of environmental information relevant to Pacific saury distribution and migration
    NPFC-2021-SSC PS07-WP04
    		A short review of the effects of environmental factors on distribution, migration and recruitment of Pacific saury NPFC-2021-SSC PS07-WP04 Review of the effects of environmental factors on PS.pdf545.51 KB
    NPFC-2021-SSC PS07-WP05
    		Identifying effects of environment on Pacific saury recruitment
    6.3 Distribution and migration patterns of juvenile Pacific saury
    No documents listed
    6.4 Recommendations for future work
    No documents listed
    No documents listed
    7.1 Annual catch
    NPFC-2021-SSC PS07-WP01 (Rev. 1)
    		Compiled data on Pacific saury catches in the northwestern Pacific Ocean NPFC-2021-SSC PS07-WP01(Rev 1) Compiled data on Pacific saury catches in the NWPO.xlsx47.93 KB
    NPFC-2021-SSC PS07-WP12 (Rev. 1)
    		Catch data of Pacific saury by Vanuatu Pacific saury fishing fleets in the North Pacific Ocean during 2013 - 2020 NPFC-2021-SSC PS07-WP12(Rev 1) Catch data of Pacific saury by the Vanuatu flagged vessel.pdf1.13 MB
    7.2 Size and age composition
    NPFC-2021-SSC PS07-WP09
    		Age-determination and age-length keys for Pacific saury, Cololabisa saira, in 2019 and 2020 NPFC-2021-SSC PS07-WP09 Age determination and age-length keys.pdf665.69 KB
    NPFC-2021-SSC PS07-WP11
    		Information of the surveys for Pacific saury conducted during winter season in 2007 and 2011 NPFC-2021-SSC PS07-WP11 Surveys conducted during winter season in 2007 and 2011.pdf403.46 KB
    NPFC-2021-SSC PS07-WP15
    		Estimation of catch-at-size/age data of Pacific saury using stratified random sampling with proportional allocation NPFC-2021-SSC PS07-WP15 Body length distribution and age composition in 2020_CT.pdf1.56 MB
    NPFC-2021-SSC PS07-WP17
    		Outline of the protocol for catch at size (CAS) data for the Chinese Taipei stick-held dip net fishery NPFC-2021-SSC PS07-WP17 Catch-at-size protocol_CT.pdf395.62 KB
    NPFC-2021-SSC PS07-WP19
    		Preliminary methods of estimating the catch at size (CAS) based on China's Pacific saury fishery and sampling data NPFC-2021-SSC PS07-WP19 Preliminary methods of estimating catch at size_China.pdf371.94 KB
    NPFC-2021-SSC PS07-WP20
    		Outline of the protocol for catch at size (CAS) data for Russian stick-held dip net fishery NPFC-2021-SSC PS07-WP20 Catch at size calculation_Russia.pdf368.43 KB
    NPFC-2021-SSC PS07-IP01
    		Estimation of catch at size (CAS) for Japanese stick-held dip net fishery NPFC-2021-SSC PS07-IP01 Estimation of catch at size for Japanese stick-held dip net fishery.pdf975.58 KB
    NPFC-2021-SSC PS07-IP02
    		Body length distributions and age compositions of the Pacific saury caught by the Chinese Taipei saury fishery in 2007-2018 NPFC-2021-SSC PS07-IP02 Body length distributions and age compositions of PS caught by the CTSF.pdf684.9 KB
    NPFC-2021-SSC PS07-IP03 (Rev. 1)
    		Summary of calculation methods for CAS data of each member NPFC-2021-SSC PS07-IP03(Rev 1) Summary of CAS data for each member.xlsx21.79 KB
    NPFC-2021-SSC PS07-IP04
    		Difference between Fork length and Knob length for Pacific saury NPFC-2021-SSC PS07-IP04 KnL and FL (Kimura 1956).pdf396.02 KB
    NPFC-2021-SSC PS07-IP05
    		Preliminary information on size and age composition data of Pacific saury for the development of age-structured model using Stock Synthesis NPFC-2021-SSC PS07-IP05 Preliminary information on size and age composition data of Pacific saury.pdf1.67 MB
    7.3 Others
    No documents listed
    No documents listed
    8.1 Review of outcomes of Japanese biomass survey including 2021 estimate
    NPFC-2021-SSC PS07-WP06
    		Japanese survey biomass index of Pacific saury up to 2021 using VAST model
    NPFC-2021-SSC PS07-WP08 (Rev. 1)
    		Historical biomass/number estimates and weight/number based indices of Pacific saury from Japanese fishery independent survey up to 2021 NPFC-2021-SSC PS07-WP08(Rev 1) Estimates from Japanese fishery independent survey.pdf1.82 MB
    8.2 Conclusion as inputs for stock assessments
    No documents listed
    8.3 Plans for future surveys by Members
    No documents listed
    8.4 Recommendations for future work
    No documents listed
    No documents listed
    9.1 Member’s CPUE standardization up to 2020 fishery
    NPFC-2021-SSC PS07-WP02
    		CPUE standardization for the Pacific saury Russian catches in the Northwest Pacific Ocean NPFC-2021-SSC PS07-WP02 Pacific saury CPUE standardization_Russia.docx2.82 MB
    NPFC-2021-SSC PS07-WP07
    		Standardized CPUE of Pacific saury (Cololabis saira) caught by the Japanese stick-held dip net fishery up to 2020 NPFC-2021-SSC PS07-WP07 Pacific saury CPUE standardization_Japan.docx422.35 KB
    NPFC-2021-SSC PS07-WP13 (Rev. 1)
    		Standardized CPUE of Pacific saury (Cololabis saira) caught by the China’s stick-held dip net fishery up to 2020 NPFC-2021-SSC PS07-WP13(Rev 1) Pacific saury CPUE standardization_China.docx4.45 MB
    NPFC-2021-SSC PS07-WP14
    		Standardized CPUE of Pacific saury (Cololabis saira) caught by the Chinese Taipei stick-held dip net fishery up to 2020 NPFC-2021-SSC PS07-WP14 Pacific saury CPUE standardization_Chinese Taipei.pdf1.71 MB
    NPFC-2021-SSC PS07-WP18
    		Standardized CPUE of Pacific saury (Cololabis saira) caught by the Korean’s stick-held dip net fishery up to 2020 NPFC-2021-SSC PS07-WP18 Pacific saury CPUE standardization_Korea.docx450.37 KB
    9.2 Joint CPUE standardization up to 2020 fishery
    NPFC-2021-SSC PS07-WP16
    		Joint CPUE standardization of the Pacific saury in the Northwest Pacific Ocean during 2001 - 2020 using the Vector-Autoregressive Spatiotemporal Model NPFC-2021-SSC PS07-WP16 Joint CPUE standardization.pdf4.12 MB
    9.3 Recommendations for future work
    No documents listed
    No documents listed
    10.1 Review of the key considerations and recommendations from the SCsm01 meeting
    No documents listed
    10.2 Specification of models
    No documents listed
    10.3 Workplan and timeline until the SSC PS08
    No documents listed
    No documents listed
    11.1 Specification of models and development of software
    NPFC-2021-SSC PS07-WP21
    		An example state-space age-structured stock assessment model for Pacific saury
    NPFC-2021-SSC PS07-WP22
    		Preliminary specification for stock assessment for the Pacific saury using Stock Synthesis 3
    11.2 Workplan and timeline until the SSC PS08
    No documents listed
    No documents listed
    12.1 Initial discussions on RPs and MSE
    No documents listed
    12.2 Recommendations for future work
    No documents listed
    No documents listed
    13.1 Draft agenda and priority issues for next meeting
    No documents listed
    13.2 Other
    No documents listed
    No documents listed
    No documents listed
    Document Number Title File Created
    NPFC-2021-SSC PS07-MIP02 Provisional Agenda NPFC-2021-SSC PS07-MIP02 Provisional Agenda_0.pdf212.58 KB
    NPFC-2021-SSC PS07-MIP03 (Rev. 1) Annotated Indicative Schedule NPFC-2021-SSC PS07-MIP03(Rev 1) Annotated Indicative Schedule_0.pdf303.25 KB
    NPFC-2021-SSC PS07-WP01 (Rev. 1) Compiled data on Pacific saury catches in the northwestern Pacific Ocean NPFC-2021-SSC PS07-WP01(Rev 1) Compiled data on Pacific saury catches in the NWPO.xlsx47.93 KB
    NPFC-2021-SSC PS07-WP02 CPUE standardization for the Pacific saury Russian catches in the Northwest Pacific Ocean NPFC-2021-SSC PS07-WP02 Pacific saury CPUE standardization_Russia.docx2.82 MB
    NPFC-2021-SSC PS07-WP03 Proportion of Pacific saury spawned during their first spawning season estimated by the histological observations of ovary tissues
    NPFC-2021-SSC PS07-WP04 A short review of the effects of environmental factors on distribution, migration and recruitment of Pacific saury NPFC-2021-SSC PS07-WP04 Review of the effects of environmental factors on PS.pdf545.51 KB
    NPFC-2021-SSC PS07-WP05 Identifying effects of environment on Pacific saury recruitment
    NPFC-2021-SSC PS07-WP06 Japanese survey biomass index of Pacific saury up to 2021 using VAST model
    NPFC-2021-SSC PS07-WP07 Standardized CPUE of Pacific saury (Cololabis saira) caught by the Japanese stick-held dip net fishery up to 2020 NPFC-2021-SSC PS07-WP07 Pacific saury CPUE standardization_Japan.docx422.35 KB
    NPFC-2021-SSC PS07-WP08 (Rev. 1) Historical biomass/number estimates and weight/number based indices of Pacific saury from Japanese fishery independent survey up to 2021 NPFC-2021-SSC PS07-WP08(Rev 1) Estimates from Japanese fishery independent survey.pdf1.82 MB
    NPFC-2021-SSC PS07-WP09 Age-determination and age-length keys for Pacific saury, Cololabisa saira, in 2019 and 2020 NPFC-2021-SSC PS07-WP09 Age determination and age-length keys.pdf665.69 KB
    NPFC-2021-SSC PS07-WP10 Seasonal length-weight relationships and weights at age of Pacific saury NPFC-2021-SSC PS07-WP10 Seasonal length-weight relationships and weights at age.pdf589.34 KB
    NPFC-2021-SSC PS07-WP11 Information of the surveys for Pacific saury conducted during winter season in 2007 and 2011 NPFC-2021-SSC PS07-WP11 Surveys conducted during winter season in 2007 and 2011.pdf403.46 KB
    NPFC-2021-SSC PS07-WP12 (Rev. 1) Catch data of Pacific saury by Vanuatu Pacific saury fishing fleets in the North Pacific Ocean during 2013 - 2020 NPFC-2021-SSC PS07-WP12(Rev 1) Catch data of Pacific saury by the Vanuatu flagged vessel.pdf1.13 MB
    NPFC-2021-SSC PS07-WP13 (Rev. 1) Standardized CPUE of Pacific saury (Cololabis saira) caught by the China’s stick-held dip net fishery up to 2020 NPFC-2021-SSC PS07-WP13(Rev 1) Pacific saury CPUE standardization_China.docx4.45 MB
    NPFC-2021-SSC PS07-WP14 Standardized CPUE of Pacific saury (Cololabis saira) caught by the Chinese Taipei stick-held dip net fishery up to 2020 NPFC-2021-SSC PS07-WP14 Pacific saury CPUE standardization_Chinese Taipei.pdf1.71 MB
    NPFC-2021-SSC PS07-WP15 Estimation of catch-at-size/age data of Pacific saury using stratified random sampling with proportional allocation NPFC-2021-SSC PS07-WP15 Body length distribution and age composition in 2020_CT.pdf1.56 MB
    NPFC-2021-SSC PS07-WP16 Joint CPUE standardization of the Pacific saury in the Northwest Pacific Ocean during 2001 - 2020 using the Vector-Autoregressive Spatiotemporal Model NPFC-2021-SSC PS07-WP16 Joint CPUE standardization.pdf4.12 MB
    NPFC-2021-SSC PS07-WP17 Outline of the protocol for catch at size (CAS) data for the Chinese Taipei stick-held dip net fishery NPFC-2021-SSC PS07-WP17 Catch-at-size protocol_CT.pdf395.62 KB
    NPFC-2021-SSC PS07-WP18 Standardized CPUE of Pacific saury (Cololabis saira) caught by the Korean’s stick-held dip net fishery up to 2020 NPFC-2021-SSC PS07-WP18 Pacific saury CPUE standardization_Korea.docx450.37 KB
    NPFC-2021-SSC PS07-WP19 Preliminary methods of estimating the catch at size (CAS) based on China's Pacific saury fishery and sampling data NPFC-2021-SSC PS07-WP19 Preliminary methods of estimating catch at size_China.pdf371.94 KB
    NPFC-2021-SSC PS07-WP20 Outline of the protocol for catch at size (CAS) data for Russian stick-held dip net fishery NPFC-2021-SSC PS07-WP20 Catch at size calculation_Russia.pdf368.43 KB
    NPFC-2021-SSC PS07-WP21 An example state-space age-structured stock assessment model for Pacific saury
    NPFC-2021-SSC PS07-WP22 Preliminary specification for stock assessment for the Pacific saury using Stock Synthesis 3
    NPFC-2021-SSC PS07-IP01 Estimation of catch at size (CAS) for Japanese stick-held dip net fishery NPFC-2021-SSC PS07-IP01 Estimation of catch at size for Japanese stick-held dip net fishery.pdf975.58 KB
    NPFC-2021-SSC PS07-IP02 Body length distributions and age compositions of the Pacific saury caught by the Chinese Taipei saury fishery in 2007-2018 NPFC-2021-SSC PS07-IP02 Body length distributions and age compositions of PS caught by the CTSF.pdf684.9 KB
    NPFC-2021-SSC PS07-IP03 (Rev. 1) Summary of calculation methods for CAS data of each member NPFC-2021-SSC PS07-IP03(Rev 1) Summary of CAS data for each member.xlsx21.79 KB
    NPFC-2021-SSC PS07-IP04 Difference between Fork length and Knob length for Pacific saury NPFC-2021-SSC PS07-IP04 KnL and FL (Kimura 1956).pdf396.02 KB
    NPFC-2021-SSC PS07-IP05 Preliminary information on size and age composition data of Pacific saury for the development of age-structured model using Stock Synthesis NPFC-2021-SSC PS07-IP05 Preliminary information on size and age composition data of Pacific saury.pdf1.67 MB
    SSC PS06, SC05 and SCsm01 reports (click for LINK)
    COM06 report (click for LINK)
    Terms of References of the SSC PS (click for LINK)
    CPUE Standardization Protocol for Pacific Saury (click for LINK)
    Stock Assessment Protocol for Pacific Saury (click for LINK)