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Meetings

WG-FSA-2022

Working Group on Fish Stock Assessment
Location:
Hobart, Australia
Meeting Start Date/Time:
Meeting End Date/Time:
Submissions Due
Monday, 26 September 2022 - 09:00 Australia/Hobart (Working Group Paper)

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Meeting Report:
e-sc-41-a09.pdf (3.25 MB)

Agenda

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1     Opening of the meeting

The meeting will start with an introduction by the Convener and information to delegates on administrative, technical and organisational matters.

2     Adoption of the agenda

The annotated agenda has been prepared anticipating the current topics form Members and the 2016 Strategic Plan. Once the agenda is adopted, subgroups will be developed and scheduled for the consideration of particular issues.

3     Review of data available

The Working Group will review data available on CCAMLR fisheries, updated catches in the Convention Area, fishery closures and closure mechanisms, fishery notifications for the upcoming seaosn, any updated illegal, unreported and unregulated (IUU) information, and recommendations from the other CCAMLR working groups that give context to the work of WG-FSA.

3.1     Catch limit management

The meeting will review catches and catch limit management from recent fisheries.

3.2     Report of the Ross Sea Data Collection Plan workshop

The Working Group will review the Co-conveners’ report from the Ross Sea Data Collection Plan Workshop.

4     Fish stock assessment and management advice
4.1     Icefish (Champsocephalus gunnari)

The Working Group will review any submitted papers on population abundance of mackerel icefish (Champsocephalus gunnari) for established fisheries in the CAMLR Convention Area and provide any updated management advice.

4.1.1     Assessment of C. gunnari in Subarea 48.3

The Working Group will review any assessments for icefish in Subarea 48.3.

4.1.2     Assessment of C. gunnari in Division 58.5.2

The Working Group will review any updated information submitted on population status of Patagonian toothfish (Dissostichus eleginoides) in Division 58.5.2.

4.2     Toothfish (Dissostichus spp.)

The Working Group will review any submitted population assessments of toothfish in the CAMLR Convention Area and develop management advice.

4.2.1     Assessment of Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.3

The Working Group will review data and stock assessment of D. eleginoides in Subarea 48.3 based on any papers submitted.

4.2.2     Assessment of Patagonian toothfish (Dissostichus eleginoides) in Division 58.5.2

The Working Group will review data, abundance estimates and stock assessment of D. eleginoides in Division 58.5.2 based on any papers submitted.

4.2.3     Assessment of Antarctic toothfish (D. mawsoni) in Subarea 48.4

The Working Group will review data and stock assessment of Antarctic toothfish (D. mawsoni) in Subarea 48.4 based on any papers submitted.

4.3     Biomass estimation for toothfish from trend analysis

The Working Group will review updated biomass estimates using trend analysis and management advice for the data-limited toothfish stocks (under Conservation Measure (CM) 22-01) and research fisheries (under CM (24-01).

5     Research fisheries

This agenda item will discuss the research plans submitted under exploratory fisheries CM 21-02 and research proposals submitted under CM 24-01 and provide management advice on the plans

5.1     Research plans in exploratory fisheries under CM 21-02 and management advice

The Working Group will review papers for research plans under under CM 21-02 and advice to the Scientific Committee will be generated.

5.1.1     Area 48

The Working Group will review any updated research plans submitted for Subarea 48.6.

5.1.2     Area 58

The Working Group will review any submitted assessments of D. mawsoni and research plans submitted for Area 58, and all other related papers related to this area.

5.2     Research proposals and notifications under CM 24-01 and management advice

The Working Group will review papers for research fishery plans and research proposals under CM 24-01 and advice to the Scientific Committee will be generated.

5.2.1     Subarea 48.2 icefish survey

The Working Group will review any updated proposal submitted for an icefish survey in Subarea 48.2.

5.2.2     Ross Sea shelf survey

The Working Group will consider the results and new proposal for the Ross Sea shelf survey.

5.2.3     Updated research plan for Subarea 88.3

The Working Group will review any updated research proposals submitted for Subarea 88.3.

5.2.4     Research in Subarea 48.1

The meeting will review results developed from research conducted in Subarea 48.1.

6     Non-target catch and incidental mortality associated with fishing

The Working Group will review submitted papers pertaining to fish by-catch noting that recent virtual meetings did not allow these issues to be considered due to time constraints. Any advice to WG-FSA resulting from WG-IMAF discussions will be taken uder this agenda item. Any updated management advice will be provided by target fishery.

6.1     Macrourids

The Working Group will review any submitted papers on by-catch poulation modelling, by-catch population status and by-catch management related to macrourid species.

6.2     Skates

The Working Group will review any submitted papers on by-catch population modelling, by-catch population status and by-catch management related to skate species.

6.3     Management of VMEs and habitats of particular concern

The Working Group will review any submitted papers on vulnerable marine ecosystems (VMEs) and habitats of particular concern, especially those relating to the VME workplan, incuding VME taxa identification, distribution and protection related to VMEs or other areas such as fish nesting areas.

6.4     Ecosystem structure and function

The meeting will review papers submitted describing ecosystem structure and function that are not associated with the effects of fishing

7     Krill (Euphausia superba)

Following the substantial discussions on krill in WG-ASAM-2022, WG-SAM-2022, WG-EMM-2022 and further intersessional discussions in the e-group, the Working Group will look at further updating any recommendation from WG-EMM-2022 that could be taken to SC-CAMLR-41. These issues will include any papers submitted on updated Grym modelling work, spatial overlap analysis of krill predators with fishery areas, and revisions to CM 51-07.

8     Scheme of International Scientific Observation

The Working Group will consider recommendations from the Workshop on Conversion Factors for Toothfish and any subsequent analysis following the workshop. Other observer-related submissions such as recommendations from the Ross Sea data collection workshops, revisions to observer, catch-effort forms, or instruction manuals to improve data collection procedures will also be reviewed under this agenda item.

9     Future work

The Working Group will review the report of the Chair of the Scientific Committee on the CCAMLR Scientific Committee Symposium as well as the CCAMLR data access rules.

10     Other business

The Working Group will discuss any papers submitted under other business, noting that if meeting time does not allow high-priorty issues to be completed, then papers submitted under Other business may not be considered.

11     Advice to the Scientific Committee

The Secretariat will compile advice to the Scientific Committee from the Working Group report under this agenda item.

12     Adoption of the report and close of meeting.

Draft schedule as of 18/10/2022 0900 AEST. Note that this schedule is indicative only and is likely to be modified at any time, including at short notice, depending on the needs of the meeting.

The schedule should be updated daily. Note that subgroup discussions will not be streamed.

Day Date Morning 1 Morning 2 Afternoon 3 Afternoon 4
Monday 10 October 1 Introduction

2 Adoption of the agenda		 3 Review of data

3.1 Catch management		 4 Fish stock assessment

4.1 Icefish		 3.2 Ross Sea Data Collection plan
Tuesday 11 October 4.2 Toothfish

4.2.1 Toothfish assessment 48.3		 4.2.2 Toothfish 58.5.2

4.2.3 Toothfish 48.4		 4.3 Biomass estimation from trend analysis 5 Research fisheries

5.1 Research under 21-02 (Area 48)
Wednesday 12 October 5.1 Research under 21-02 (Area 58) 5.2 Research under 24-01 (Icefish, Ross Sea Shelf Survey, 88.3, 48.1) 5.2 Research under 24-01 (Icefish, Ross Sea Shelf Survey, 88.3, 48.1) 6 Non-target catch (krill/all species)
Thursday 13 October Report back from subgroups

6 Non-target catch (krill/all species)

6.1 Macrourids		 Subgroups:

- 48.3 Alistair, Wombat

- 24-01 Annex, Dale, Convention Room		 Report back from Subgroups

6.2 Skates		 6.3 Management of VMEs

6.4 Ecosystem structure and function
Friday 14 October 5.2.3 88.3 Research

6.4 Ecosystem structure and function		 Subgroups

- Icefish survey 48.2, Tim, Convention Room

- 88.2, Philippe, Wombat Room		 Subgroups

- Icefish survey 48.2, Tim, Convention Room (cont)

- Research plan reviews, Takehiro, Wombat Room (cont)		 Subgroups:

- RSRDCP, Nathan, Convention Room

- Research plan reviews, Takehiro, Wombat Room

- 48.3, Alistair, SCAF
Saturday 15 October        
Sunday 16 October        
Monday 17 October 7 Krill 7 Krill 8 SISO Subgroups:

- Krill by-catch sampling, Guoping, Convention Room

- RSRDCP, Nathan, Convention Room

- 48.3, Alistair, SCAF Room
Tuesday 18 October Subgroup reporting 48.3/ krill mgt advice

Subgroups:

- RSRDCP, Nathan, Convention Room

- Icefish 48.2

- Research plans

- 58.4.1		 Subgroup reporting

RSRDCP/ Icefish/ Research plans/ 58.4.1

Subgroups:

- Krill by-catch sampling, Guoping, Convention Room

- Krill management advice, So, SCAF		 Subgroup reporting

Krill Mgt Advice

Krill by-catch sampling

Subgroups:

- 48.3		 Subgroup reporting on 48.3

Krill Mgt Advice
Wednesday 19 October 9 Future work 9 Future work (cont.)

10 AOB		    
Thursday 20 October Adoption Adoption Adoption Adoption