1st SSC JS meeting

Location

Tokyo, Japan

Short Name

SSC JS01

Date

26-Jul-2026, 9:00 AM - 28-Jul-2026, 1:00 PM JST

Registration Due

22-Jul-2026 06:00 PM JST

Meeting Papers Due

12-Jul-2026 06:00 PM JST

Meeting Information File

NPFC-2026-SSC JS01-MIP01(Rev1) Meeting Information.docx459.36 KB

Agenda

1. Opening of the Meeting
2. Adoption of Agenda
3. Review SC/TCC/Commission meeting updates related to JS
4. Review of ToR of SSC JS
5. Review of Members' fishery status and surveys
5.1 Member presentations prepared in advance
5.2 Fishery-independent surveys
6. Review of abundance indices
6.1 Presentation on fishery-dependent abundance indices prepared by Members in advance
6.2 Presentation on fishery-independent abundance indices prepared by Members in advance
6.3 Discussion on CPUE Standardization Protocol for Japanese sardine
7. Review of biological information for JS
8. Fisheries stock assessment
8.1 Review of existing stock assessments of JS
8.2 Data inventory for stock assessment inputs
8.2.1 Data related to catch
8.2.2 Abundance indices
8.2.3 Biological parameters
8.3 Discussion of stock assessment model for JS
8.4 Recommendations for future work
9. Review of the SSC JS Work Plan
9.1 Review and update of the SSC JS Work Plan
10. Other matters
10.1 Next SSC JS meetings
10.2 Table of activities and timeline
10.3 Invited expert
10.4 Other
11. Recommendations to the Scientific Committee
12. Adoption of Report
13. Close of the Meeting

Documents by Agenda

1. Opening of the Meeting

	No documents listed

2. Adoption of Agenda

NPFC-2026-SSC JS01-MIP02 28-May-2026	Provisional Agenda	NPFC-2026-SSC JS01-MIP02 Provisional Agenda.pdf184.74 KB
NPFC-2026-SSC JS01-MIP03 (Rev. 1) 06-Jul-2026	Annotated Indicative Schedule	NPFC-2026-SSC JS01-MIP03(Rev1) Annotated Indicative Schedule.pdf166.29 KB

3. Review SC/TCC/Commission meeting updates related to JS

	No documents listed

4. Review of ToR of SSC JS

	Terms of References of the SSC JS (click for LINK)

5. Review of Members' fishery status and surveys

NPFC-2026-SSC JS01-IP02 26-Jul-2026	Review of Japanese Sardine fishery in China and research activities	NPFC-2026-SSC JS01-IP02 Review of sardine fishery and its biology_Chn.pdf2.43 MB
NPFC-2026-SSC JS01-IP03 26-Jul-2026	Overview of the Japanese Sardine Stock in the Western North Pacific	NPFC-2026-SSC JS01-IP03 Overview of JS Stock in the Western North Pacific_Jpn.pdf834.12 KB
NPFC-2026-SSC JS01-IP04 26-Jul-2026	Recent status of Japanese sardine fishery by Japan	NPFC-2026-SSC JS01-IP04 Recent_status_fishery_Jpn.pdf2.52 MB

5.1 Member presentations prepared in advance

	No documents listed

5.2 Fishery-independent surveys

	No documents listed

6. Review of abundance indices

	No documents listed

6.1 Presentation on fishery-dependent abundance indices prepared by Members in advance

NPFC-2026-SSC JS01-WP03 16-Jul-2026	Standardized CPUE of Japanese Sardine (Sardinops melanostictus) caught by the Russia’s fishery up to 2025	NPFC-2026-SSC JS01-WP03 CPUE_Standardization_Rus.pdf11.13 MB

6.2 Presentation on fishery-independent abundance indices prepared by Members in advance

NPFC-2026-SSC JS01-WP01 09-Jul-2026	Preliminary standardization of long-term spawning abundance data for the Pacific stock of Japanese sardine
NPFC-2026-SSC JS01-WP02 16-Jul-2026	Standardized fishery independent indices for the Japanese Sardine (Sardinops melanostictus) caught in trawl surveys conducted by Russia in 2014-2025	NPFC-2026-SSC JS01-WP02 Fishery_independent_standardization_JS_Rus.docx592.11 KB
NPFC-2026-SSC JS01-WP05 21-Jul-2026	Preliminary standardized fishery-independent index of Japanese Sardine (Sardinops melanostictus) based on the Chinese research vessel “Song hang” from 2021 to 2025	NPFC-2026-SSC JS01-WP05 Standardized fishery-independent index of JS_Chn.docx27.69 MB
NPFC-2026-SSC JS01-IP08 28-Jul-2026	Potential fishery-independent abundance indices for age-0 and age-1 Japanese sardine in the Pacific stock	NPFC-2026-SSC JS01-IP08 Potential_abundance_indices_survey_Jpn.pdf2.47 MB

6.3 Discussion on CPUE Standardization Protocol for Japanese sardine

	No documents listed

7. Review of biological information for JS

NPFC-2026-SSC JS01-WP04 18-Jul-2026	Distribution and migration, growth, and biological parameters for Japanese sardine Sardinops melanostictus from Japan	NPFC-2026-SSC JS01-WP04 Biology_of_Japanese_sardine.docx829.67 KB, NPFC-2026-SSC JS01-WP04 Biological_data_JPN_ppt.pdf1.28 MB
NPFC-2026-SSC JS01-WP06 21-Jul-2026	Temporal Variation in Growth and Mortality of Japanese Sardine based on Chinese survey in the Northwest Pacific	NPFC-2026-SSC JS01-WP06 Growth and mortality of JS_Chn.docx577.86 KB
NPFC-2026-SSC JS01-IP06 26-Jul-2026	Review of population dynamics of Japanese sardine	NPFC-2026-SSC JS01-IP06 Regime_shift_review_Jpn.pdf271.8 KB

8. Fisheries stock assessment

	No documents listed

8.1 Review of existing stock assessments of JS

NPFC-2026-SSC JS01-IP09 28-Jul-2026	Review of the domestic stock assessment of the Pacific stock of Japanese sardine in FY 2025 by Japan	NPFC-2026-SSC JS01-IP09 Review_domestic_stock_assessment_Jpn.pdf621.61 KB

8.2 Data inventory for stock assessment inputs

NPFC-2027-SC11-IP01 (Rev. 4) 06-Jul-2026	Scientific Committee Data Call – 2026/2027	NPFC-2027-SC11-IP01(Rev4) SC data call 2026-2027_0.docx251.23 KB

8.2.1 Data related to catch

	No documents listed

8.2.2 Abundance indices

	No documents listed

8.2.3 Biological parameters

	No documents listed

8.3 Discussion of stock assessment model for JS

NPFC-2026-SSC JS01-IP07 27-Jul-2026	Quick review of potential assessment models for Japanese sardine	NPFC-2026-SSC JS01-IP07 JS_assessments.pdf215.46 KB

8.4 Recommendations for future work

	No documents listed

9. Review of the SSC JS Work Plan

	No documents listed

9.1 Review and update of the SSC JS Work Plan

NPFC-2026-SSC JS01-WP07 (Rev. 1) 26-Jul-2026	SSC JS Work Plan, 2026-2030	NPFC-2026-SSC JS01-WP07(Rev1) SSC JS Work Plan.docx265.46 KB

10. Other matters

	No documents listed

10.1 Next SSC JS meetings

	No documents listed

10.2 Table of activities and timeline

NPFC-2026-SSC JS01-IP05 (Rev. 1) 26-Jul-2026	Draft table of intersessional activities and timelines for the SSC JS in the 2026 operational year	NPFC-2026-SSC JS01-IP05(Rev1) Activities and timelines for SSC JS_0.docx247.84 KB

10.3 Invited expert

	No documents listed

10.4 Other

NPFC-2026-SSC JS01-IP01 06-Jul-2026	Investigation Results on Japanese sardine’s 3-alpha code	NPFC-2026-SSC JS01-IP01 JS 3-alpha code.pdf286.75 KB

11. Recommendations to the Scientific Committee

	No documents listed

12. Adoption of Report

	No documents listed

13. Close of the Meeting

	No documents listed

All Documents

Document Number	Title	File	Created
NPFC-2026-SSC JS01-MIP02	Provisional Agenda	NPFC-2026-SSC JS01-MIP02 Provisional Agenda.pdf184.74 KB	28-May-2026
NPFC-2026-SSC JS01-MIP03 (Rev. 1)	Annotated Indicative Schedule	NPFC-2026-SSC JS01-MIP03(Rev1) Annotated Indicative Schedule.pdf166.29 KB	06-Jul-2026
NPFC-2026-SSC JS01-WP01	Preliminary standardization of long-term spawning abundance data for the Pacific stock of Japanese sardine		09-Jul-2026
NPFC-2026-SSC JS01-WP02	Standardized fishery independent indices for the Japanese Sardine (Sardinops melanostictus) caught in trawl surveys conducted by Russia in 2014-2025	NPFC-2026-SSC JS01-WP02 Fishery_independent_standardization_JS_Rus.docx592.11 KB	16-Jul-2026
NPFC-2026-SSC JS01-WP03	Standardized CPUE of Japanese Sardine (Sardinops melanostictus) caught by the Russia’s fishery up to 2025	NPFC-2026-SSC JS01-WP03 CPUE_Standardization_Rus.pdf11.13 MB	16-Jul-2026
NPFC-2026-SSC JS01-WP04	Distribution and migration, growth, and biological parameters for Japanese sardine Sardinops melanostictus from Japan	NPFC-2026-SSC JS01-WP04 Biology_of_Japanese_sardine.docx829.67 KB, NPFC-2026-SSC JS01-WP04 Biological_data_JPN_ppt.pdf1.28 MB	18-Jul-2026
NPFC-2026-SSC JS01-WP05	Preliminary standardized fishery-independent index of Japanese Sardine (Sardinops melanostictus) based on the Chinese research vessel “Song hang” from 2021 to 2025	NPFC-2026-SSC JS01-WP05 Standardized fishery-independent index of JS_Chn.docx27.69 MB	21-Jul-2026
NPFC-2026-SSC JS01-WP06	Temporal Variation in Growth and Mortality of Japanese Sardine based on Chinese survey in the Northwest Pacific	NPFC-2026-SSC JS01-WP06 Growth and mortality of JS_Chn.docx577.86 KB	21-Jul-2026
NPFC-2026-SSC JS01-WP07 (Rev. 1)	SSC JS Work Plan, 2026-2030	NPFC-2026-SSC JS01-WP07(Rev1) SSC JS Work Plan.docx265.46 KB	26-Jul-2026
NPFC-2026-SSC JS01-IP01	Investigation Results on Japanese sardine’s 3-alpha code	NPFC-2026-SSC JS01-IP01 JS 3-alpha code.pdf286.75 KB	06-Jul-2026
NPFC-2027-SC11-IP01 (Rev. 4)	Scientific Committee Data Call – 2026/2027	NPFC-2027-SC11-IP01(Rev4) SC data call 2026-2027_0.docx251.23 KB	06-Jul-2026
NPFC-2026-SSC JS01-IP02	Review of Japanese Sardine fishery in China and research activities	NPFC-2026-SSC JS01-IP02 Review of sardine fishery and its biology_Chn.pdf2.43 MB	26-Jul-2026
NPFC-2026-SSC JS01-IP03	Overview of the Japanese Sardine Stock in the Western North Pacific	NPFC-2026-SSC JS01-IP03 Overview of JS Stock in the Western North Pacific_Jpn.pdf834.12 KB	26-Jul-2026
NPFC-2026-SSC JS01-IP04	Recent status of Japanese sardine fishery by Japan	NPFC-2026-SSC JS01-IP04 Recent_status_fishery_Jpn.pdf2.52 MB	26-Jul-2026
NPFC-2026-SSC JS01-IP05 (Rev. 1)	Draft table of intersessional activities and timelines for the SSC JS in the 2026 operational year	NPFC-2026-SSC JS01-IP05(Rev1) Activities and timelines for SSC JS_0.docx247.84 KB	26-Jul-2026
NPFC-2026-SSC JS01-IP06	Review of population dynamics of Japanese sardine	NPFC-2026-SSC JS01-IP06 Regime_shift_review_Jpn.pdf271.8 KB	26-Jul-2026
NPFC-2026-SSC JS01-IP07	Quick review of potential assessment models for Japanese sardine	NPFC-2026-SSC JS01-IP07 JS_assessments.pdf215.46 KB	27-Jul-2026
NPFC-2026-SSC JS01-IP08	Potential fishery-independent abundance indices for age-0 and age-1 Japanese sardine in the Pacific stock	NPFC-2026-SSC JS01-IP08 Potential_abundance_indices_survey_Jpn.pdf2.47 MB	28-Jul-2026
NPFC-2026-SSC JS01-IP09	Review of the domestic stock assessment of the Pacific stock of Japanese sardine in FY 2025 by Japan	NPFC-2026-SSC JS01-IP09 Review_domestic_stock_assessment_Jpn.pdf621.61 KB	28-Jul-2026
	Terms of References of the SSC JS (click for LINK)		06-Jul-2026