1. Meetings
  2. Scientific Committee (SC) Meetings
  3. Technical Working Group on Chub Mackerel Stock Assessment (TWG CMSA)
  4. 5th Meeting of the Technical Working Group on Chub Mackerel Stock Assessment

5th Meeting of the Technical Working Group on Chub Mackerel Stock Assessment

    Location
    Virtual
    Short Name
    TWG CMSA05
    Date
    -
    Registration Due
    Meeting Papers Due
    Meeting Information File
    NPFC-2022-TWG CMSA05-MIP01 Meeting Information.pdf258.81 KB
    Meeting Report File for Public
    TWG CMSA05 report.pdf638.75 KB
    1 Opening of the Meeting
    2. Adoption of Agenda
    3. Overview of the recommendations and outcomes of previous NPFC meetings relevant to chub mackerel
     
    3.1 4th TWG CMSA and 6th SC meeting
     
    3.2 7th Commission meeting
     
    3.3 Intersessional meetings of SWG OM
    4. Review of Terms of Reference and Protocols of the TWG CMSA
     
    4.1 Terms of Reference
     
    4.2 CPUE Standardization Protocol
     
    4.3 Stock Assessment Protocol
     
    4.4 Protocol for the Operating Model Development
    5. Member’s fisheries information and research activities
     
    5.1 Description of fisheries, inter alia, fishing seasons and fishing grounds
     
    5.2 Research activities
    6 Stock assessment model for chub mackerel
     
    6.1 Progress of the intersessional works
     
    6.2 Data generation by PopSim as input to the candidate stock assessment models
     
    6.3 Report on the performance of the candidate stock assessment models
     
    6.4 Discussion on the ranking of the candidate stock assessment models
     
    6.5 Selection of the model for chub mackerel stock assessment
     
    6.6 Recommendations and timelines for future work
    7. Development of data for the stock assessment of chub mackerel
     
    7.1 Data inventory (catch, size, abundance indices, etc.) and updates
     
    7.2 Review of standardized fishery-dependent/independent indices, inter alia, standardized abundance indices from China and Russia
     
    7.3 Review of biological parameters
     
    7.4 Observer Program
     
    7.5 Recommendations for future work
    8. Future projection of chub mackerel
    9. Biological reference points
     
    9.1 Candidate biological reference points for chub mackerel
    10. Review of the Work Plan of the TWG CMSA
    11. Other matters
     
    11.1 Timeline and intersessional activities before TWG CMSA06
     
    11.2 Other issues
    13. Adoption of Report
    14. Close of the Meeting
    12. Recommendations to the Scientific Committee
    No documents listed
    NPFC-2022-TWG CMSA05-MIP02
    		Provisional Agenda NPFC-2022-TWG CMSA05-MIP02 Provisional Agenda.pdf215.56 KB
    NPFC-2022-TWG CMSA05-MIP03 (Rev. 2)
    		Annotated Indicative Schedule NPFC-2022-TWG CMSA05-MIP03(Rev 2) Annotated Indicative Schedule.pdf301.54 KB
    No documents listed
    3.1 4th TWG CMSA and 6th SC meeting
    No documents listed
    3.2 7th Commission meeting
    No documents listed
    3.3 Intersessional meetings of SWG OM
    NPFC-2022-TWG CMSA05-WP01
    		Summary of the 2nd Meeting of the Small Working Group on Operating Model for Chub Mackerel Stock Assessment NPFC-2022-TWG CMSA05-WP01 Meeting summary of SWG OM02 and Performance Measures.pdf1.08 MB
    No documents listed
    4.1 Terms of Reference
    No documents listed
    4.2 CPUE Standardization Protocol
    No documents listed
    4.3 Stock Assessment Protocol
    No documents listed
    4.4 Protocol for the Operating Model Development
    No documents listed
    NPFC-2022-AR-Annual Summary Footprint - Chub&Spotted Mackerels
    		Annual catch and effort statistics NPFC-2022-AR-Annual Summary Footprint - Chub&Spotted Mackerels.xlsx21.51 KB
    5.1 Description of fisheries, inter alia, fishing seasons and fishing grounds
    NPFC-2022-TWG CMSA05-IP01
    		Russian Mackerel fishery in the Northwest Pacific Ocean NPFC-2022-TWG CMSA05-IP01 Chub Mackerel Fishery in 2021_Rus_0.pdf7.21 MB
    NPFC-2022-TWG CMSA05-IP02
    		Review of chub mackerel fishery in China and research activities NPFC-2022-TWG CMSA05-IP02 Review of chub mackerel fishery in China in 2021.pdf1.72 MB
    NPFC-2022-TWG CMSA05-IP03
    		Monthly catch data and the maps and description of China’ fishing grounds NPFC-2022-TWG CMSA05-IP03 Monthly Catch Data and The Maps of chub mackerel(2).pdf1.24 MB
    5.2 Research activities
    NPFC-2022-TWG CMSA05-IP05
    		Fisheries information and research activities JAPAN NPFC-2022-TWG CMSA05-IP05 Fisheries information and research activities JAPAN_0.pdf1.14 MB
    NPFC-2022-TWG CMSA05-WP04
    		Update stock assessment based on ASAP (age-structured assessment program) for Chub mackerel in the North Pacific Ocean 2022 NPFC-2022-TWG CMSA05-WP04 Update ASAP stock assessment for CM_China.pdf849.07 KB
    NPFC-2022-TWG CMSA05-WP05
    		North Pacific Ocean Chub mackerel Stock Assessment Report Based on BSSPM NPFC-2022-TWG CMSA05-WP05 BSSPM Stock Assessment for CM_China.pdf1 MB
    NPFC-2022-TWG CMSA05-WP06
    		Update of Virtual Population Analysis and State-Space Assessment Model for Operating Models of Chub Mackerel Stock Assessment in NPFC NPFC-2022-TWG CMSA05-WP06 Update of VPA and SAM for CM_Japan.pdf6.01 MB
    NPFC-2022-TWG CMSA05-WP07
    		Chub mackerel stock assessment using KAFKA NPFC-2022-TWG CMSA05-WP07 Chub Mackerel stock assessment with KAFKA.pdf1.57 MB
    6.1 Progress of the intersessional works
    No documents listed
    6.2 Data generation by PopSim as input to the candidate stock assessment models
    No documents listed
    6.3 Report on the performance of the candidate stock assessment models
    No documents listed
    6.4 Discussion on the ranking of the candidate stock assessment models
    No documents listed
    6.5 Selection of the model for chub mackerel stock assessment
    NPFC-2022-TWG CMSA05-WP08
    		Fitting VPA and SAM to pseudo data generated from POPSIM: A first analysis for chub mackerel in Northwestern Pacific NPFC-2022-TWG CMSA05-WP08 Fitting VPA and SAM to pseudo data generated from POPSIM.pdf6.7 MB
    6.6 Recommendations and timelines for future work
    No documents listed
    No documents listed
    7.1 Data inventory (catch, size, abundance indices, etc.) and updates
    NPFC-2022-TWG CMSA05-IP04
    		Content of the document for data description in China NPFC-2022-TWG CMSA05-IP04 Content of the document for catch-at-age description.pdf967.87 KB
    7.2 Review of standardized fishery-dependent/independent indices, inter alia, standardized abundance indices from China and Russia
    NPFC-2022-TWG CMSA05-WP03
    		Standardized CPUE for Chub mackerel (Scomber japonicus) caught by Russian pelagic trawl fishery in 2015-2021 NPFC-2022-TWG CMSA05-WP03 Standardized CPUE for CM caught by Russian pelagic trawl fishery.pdf1.02 MB
    NPFC-2022-TWG CMSA05-WP09
    		Standardized CPUE of Chub mackerel (Scomber japonicas) caught by the China’s lighting purse seine fishery up to 2020 NPFC-2022-TWG CMSA05-WP09 Standardized CPUE of CM up to 2020_China.pdf979.15 KB
    7.3 Review of biological parameters
    NPFC-2022-TWG CMSA05-IP06
    		Density dependent growth and body condition of chub mackerel in the western North Pacific NPFC-2022-TWG CMSA05-IP06 Density dependent growth and body condition of chub mackerel in the western North Pacific.pdf1.51 MB
    7.4 Observer Program
    No documents listed
    7.5 Recommendations for future work
    No documents listed
    No documents listed
    No documents listed
    9.1 Candidate biological reference points for chub mackerel
    No documents listed
    NPFC-2022-TWG CMSA05-WP02 (Rev. 1)
    		TWG CMSA Work Plan, 2022-2026 NPFC-2022-TWG CMSA05-WP02(Rev 1) TWG CMSA Work Plan.docx453.43 KB
    No documents listed
    11.1 Timeline and intersessional activities before TWG CMSA06
    No documents listed
    11.2 Other issues
    No documents listed
    No documents listed
    No documents listed
    No documents listed
    Document Number Title File Created
    NPFC-2022-TWG CMSA05-MIP02 Provisional Agenda NPFC-2022-TWG CMSA05-MIP02 Provisional Agenda.pdf215.56 KB
    NPFC-2022-TWG CMSA05-MIP03 (Rev. 2) Annotated Indicative Schedule NPFC-2022-TWG CMSA05-MIP03(Rev 2) Annotated Indicative Schedule.pdf301.54 KB
    NPFC-2022-TWG CMSA05-WP01 Summary of the 2nd Meeting of the Small Working Group on Operating Model for Chub Mackerel Stock Assessment NPFC-2022-TWG CMSA05-WP01 Meeting summary of SWG OM02 and Performance Measures.pdf1.08 MB
    NPFC-2022-TWG CMSA05-WP02 (Rev. 1) TWG CMSA Work Plan, 2022-2026 NPFC-2022-TWG CMSA05-WP02(Rev 1) TWG CMSA Work Plan.docx453.43 KB
    NPFC-2022-TWG CMSA05-WP03 Standardized CPUE for Chub mackerel (Scomber japonicus) caught by Russian pelagic trawl fishery in 2015-2021 NPFC-2022-TWG CMSA05-WP03 Standardized CPUE for CM caught by Russian pelagic trawl fishery.pdf1.02 MB
    NPFC-2022-TWG CMSA05-WP04 Update stock assessment based on ASAP (age-structured assessment program) for Chub mackerel in the North Pacific Ocean 2022 NPFC-2022-TWG CMSA05-WP04 Update ASAP stock assessment for CM_China.pdf849.07 KB
    NPFC-2022-TWG CMSA05-WP05 North Pacific Ocean Chub mackerel Stock Assessment Report Based on BSSPM NPFC-2022-TWG CMSA05-WP05 BSSPM Stock Assessment for CM_China.pdf1 MB
    NPFC-2022-TWG CMSA05-WP06 Update of Virtual Population Analysis and State-Space Assessment Model for Operating Models of Chub Mackerel Stock Assessment in NPFC NPFC-2022-TWG CMSA05-WP06 Update of VPA and SAM for CM_Japan.pdf6.01 MB
    NPFC-2022-TWG CMSA05-WP07 Chub mackerel stock assessment using KAFKA NPFC-2022-TWG CMSA05-WP07 Chub Mackerel stock assessment with KAFKA.pdf1.57 MB
    NPFC-2022-TWG CMSA05-WP08 Fitting VPA and SAM to pseudo data generated from POPSIM: A first analysis for chub mackerel in Northwestern Pacific NPFC-2022-TWG CMSA05-WP08 Fitting VPA and SAM to pseudo data generated from POPSIM.pdf6.7 MB
    NPFC-2022-TWG CMSA05-WP09 Standardized CPUE of Chub mackerel (Scomber japonicas) caught by the China’s lighting purse seine fishery up to 2020 NPFC-2022-TWG CMSA05-WP09 Standardized CPUE of CM up to 2020_China.pdf979.15 KB
    NPFC-2022-TWG CMSA05-IP01 Russian Mackerel fishery in the Northwest Pacific Ocean NPFC-2022-TWG CMSA05-IP01 Chub Mackerel Fishery in 2021_Rus_0.pdf7.21 MB
    NPFC-2022-TWG CMSA05-IP02 Review of chub mackerel fishery in China and research activities NPFC-2022-TWG CMSA05-IP02 Review of chub mackerel fishery in China in 2021.pdf1.72 MB
    NPFC-2022-TWG CMSA05-IP03 Monthly catch data and the maps and description of China’ fishing grounds NPFC-2022-TWG CMSA05-IP03 Monthly Catch Data and The Maps of chub mackerel(2).pdf1.24 MB
    NPFC-2022-TWG CMSA05-IP04 Content of the document for data description in China NPFC-2022-TWG CMSA05-IP04 Content of the document for catch-at-age description.pdf967.87 KB
    NPFC-2022-TWG CMSA05-IP05 Fisheries information and research activities JAPAN NPFC-2022-TWG CMSA05-IP05 Fisheries information and research activities JAPAN_0.pdf1.14 MB
    NPFC-2022-TWG CMSA05-IP06 Density dependent growth and body condition of chub mackerel in the western North Pacific NPFC-2022-TWG CMSA05-IP06 Density dependent growth and body condition of chub mackerel in the western North Pacific.pdf1.51 MB
    NPFC-2022-AR-Annual Summary Footprint - Chub&Spotted Mackerels Annual catch and effort statistics NPFC-2022-AR-Annual Summary Footprint - Chub&Spotted Mackerels.xlsx21.51 KB