WG-FSA-10 | Reuniones

Full Name

Grupo de Trabajo de Evaluación de las Poblaciones de Peces

Lugar:

Hobart, Australia

Fecha y hora del inicio de la reunión:

lunes, 11 octubre 2010

Fecha y hora del fin de la reunión:

viernes, 22 octubre 2010

Plazo de presentación

lunes, 27 septiembre , 2010 - 00:00 Australia/Hobart (Documento de grupo de trabajo)

Informe de la reunión:

s-sc-xxix-a8.pdf (771.83 KB)

Documentos de reunión(solapa activa)
Agenda

Documentos de reunión

Agenda

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1 Opening of the meeting

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2 Organisation of the meeting and adoption of the agenda

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2.1 Organisation of meeting

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2.2 Subgroup organization and coordination

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3 Review of available information

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WG-FSA-10/14	Brief information on Patagonian toothfish (Dissostichus eleginoides) fishery outside the zone of CCAMLR responsibility (Statistical Area 41) Delegation of Ukraine
WG-FSA-10/36	On necessity of longline fishery and research of Antarctic toothfish in all SSRUs of Subareas and Divisions 88.1, 88.2, 58.4.1, 58.4.2 K.V. Shust, A.F. Petrov, V.A. Tatarnikov and I.G. Istomin (Russia)
WG-FSA-10/39	Population assessment of Patagonian toothfish in the north of Subarea 48.4 – 2010 update J. Roberts and D. Agnew (UK)
WG-FSA-10/40	Proposal for an extension to the mark-recapture experiment to estimate toothfish population size in the South of Subarea 48.4 J. Roberts and D. Agnew (UK)
WG-FSA-10/41	Estimation of natural mortality for the Patagonian toothfish at Heard and McDonald Islands using catch-at-age and aged mark-recapture data from the main trawl ground S. Candy, D. Welsford, T. Lamb, J. Verdouw and J. Hutchins (Australia)
WG-FSA-10/44	Brief report on results of experimental harvest regime for the exploratory fishery for crab in the area of the South Orkney Islands (CCAMLR Subarea 48.2) during the 2009/10 season Yu.V. Korzun and S.E. Anosov (Ukraine)

3.2 Fisheries information

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3.3 Inputs for stock assessment

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WG-FSA-10/13	Definition of age characteristics of Antarctic toothfish (Dissostichus mawsoni) from the Indian Ocean sector of the Antarctic region L. Pshenichnov, I. Slypko and K. Vyshniakova (Ukraine)
WG-FSA-10/26	Stability of trip selections for the assessment of Antarctic toothfish in the Ross Sea D.A.J. Middleton (New Zealand)
WG-FSA-10/38	Results of the groundfish survey carried out in CCAMLR Subarea 48.3 in January 2010 R.E. Mitchell, M. Belchier, S. Gregory, L. Kenny, J. Nelson, J. Brown and L. Feathersone (UK)

3.1 Data requirements specified in 2009

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WG-FSA-10/11

Short communication: Diet composition of deepwater icefish Chionobathyscus dewitti Andriashev et Neelov, 1978 (Chionobathyscus, Channichthyidae) from the Ross Sea area
A.F. Petrov (Russia)

4 Preparation for assessments and assessment timetable

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4.2 Review of preliminary stock assessment papers

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WG-FSA-10/12	Preliminary assessment of mackerel icefish (Champsocephalus gunnari) in the vicinity of Heard Island and McDonald Islands (Division 58.5.2), based on a survey in March–April 2010, including a revised growth model D.C. Welsford (Australia)
WG-FSA-10/37	Estimation of the 2011 catch limit for mackerel icefish (Champsocephalus gunnari) in Subarea 48.3 using a length-based population dynamics model C.T.T. Edwards, R.E. Mitchell, J. Pearce and D.J. Agnew (UK)

4.3 Assessments to be carried out and assessment timetable

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4.1 Report from the Working Group on Statistics, Assessments, and Modelling

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5 Assessments and management advice

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WG-FSA-10/34	Non-target species in the Patagonian toothfish fishery inside the French EEZ N. Gasco (France)
WG-FSA-10/45	Reports on stock status and biological information on toothfish obtained from the scientific research survey by Shinsei Maru No. 3 in 2009/10 in the SE sector of Division 58.4.3b K. Taki, M. Kiyota and T. Ichii (Japan)
WG-FSA-10/46	Reports on abundance and biological information on toothfish in Divisions 58.4.4 a and 58.4.4b by the Shinsei Maru No. 3 in the 2009/10 season K. Taki, M. Kiyota and T. Ichii (Japan)
WG-FSA-10/49	Revised research plan for toothfish in Divisions 58.4.4a and 58.4.4b by the Shinsei Maru No. 3 in 2010/11 Delegation of Japan
WG-FSA-10/P01	At-sea distribution and diet of an endangered top predator: links of white-chinned petrels with commercial longline fisheries K. Delord, C. Cotté, C. Péron, C. Marteau, P. Pruvost, N. Gasco, G. Duhamel, Y. Cherel and H. Weimerskirch

5.3 Update Fishery Reports for assessed fisheries

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5.1 New and exploratory fisheries

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WG-FSA-10/23

A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997/98 to 2009/10
S.M. Hanchet, M.L. Stevenson and A. Dunn (New Zealand)

5.1.2 New and exploratory fisheries notified for 2010/11

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5.1.3 Update Fishery Reports for new and exploratory fisheries

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5.1.4 Research plans notified under CM 24-01

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WG-FSA-10/42 Rev. 1

Evaluating the impact of multi-year research catch limits on overfished toothfish populations
D.C. Welsford (Australia)

5.1.1 New and exploratory fisheries in 2009/10

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5.2 Development of methods to assess exploratory fisheries in the future

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WG-FSA-10/43

Evaluating length-frequency data and length-based performance indicators in new and exploratory fisheries
P.E. Ziegler, D.C. Welsford and A.J. Constable (Australia)

5.5 Progressing scientific issues identified in the PRP Report

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6 Fish and invertebrate by-catch

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WG-FSA-10/25

Characterisation of skate catches in the Ross Sea region
S. Mormede and A. Dunn (New Zealand)

7 Evaluation of the threats arising from IUU activities

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8 Biology, ecology and demography of target and by-catch species

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WG-FSA-10/15	Manual: estimating the age of Patagonian toothfish (Dissostichus eleginoides) using transverse cross-sections of otoliths K. Underkoffler, N. Ramanna and J. Ashford (USA)
WG-FSA-10/16	Connectivity and population structure in Pleuragramma antarcticum along the west Antarctic Peninsula J. Ashford, J. Ferguson, A. Piñones, J. Torres and W. Fraser
WG-FSA-10/17	Feasibility of lead-radium dating the otoliths of blackfin icefish (Chaenocephalus aceratus) and ocellated icefish (Chionodraco rastrospinosus) A.H. Andrews, M. La Mesa and J. Ashford (USA)
WG-FSA-10/18	How much do icefish (Notothenioidei, Channichthyidae) eat in the southern Scotia Arc and the Antarctic Peninsula region? K.-H. Kock (Germany), C.D. Jones (USA), J. Gröger and S. Schöling (Germany)
WG-FSA-10/19	A preliminary assessment of age and growth of eel cod (Muraenolepis sp.) and violet cod (Antimora rostrata) in the Ross Sea, Antarctica P.L. Horn and C.P. Sutton (New Zealand)
WG-FSA-10/20	A preliminary assessment of age and growth of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea, Antarctica C.P. Sutton and P.L. Horn (New Zealand)
WG-FSA-10/22	Stomach contents of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea region in 2010 and a comparison with 2003 D.W. Stevens, J. Forman and S. Hanchet (New Zealand)
WG-FSA-10/27	Revised biological parameters for the Antarctic skates Amblyraja georgiana and Bathyraja cf. eatonii from theRoss Sea M.P. Francis (New Zealand)
WG-FSA-10/35	Results of the research fishing activities conducted by Chile in Management A of Subarea 48.3 from 2005–2008: the importance of conserving the big older fishes C.A. Moreno and P. Rubilar (Chile)
WG-FSA-10/47	Distribution and population structure of Dissostichus eleginoides and D. mawsoni on BANZARE Bank (CCAMLR Division 58.4.3b), Indian Ocean, Antarctic K. Taki, M. Kiyota, T. Ichii and T. Iwami (Japan)
WG-FSA-10/48	Preliminary studies on age and growth of Dissostichus eleginoides in the Ob-Lena Bank K. Taki, M. Kiyota and T. Ichii (Japan)
WG-FSA-10/50	Analysis of maturity of Antarctic toothfish in the Amundsen Sea S.V. Piyanova and A.F. Petrov (Russia)
WG-FSA-10/51	Some aspects of the by-catch fish spawning and oogenesis V. Prutko (Ukraine) and D. Chmilevsky (Russia)
WG-FSA-10/P02	Testing early life connectivity using otolith chemistry and particle-tracking simulations J. Ashford, M. La Mesa, B.A. Fach, C. Jones and I. Everson
WG-FSA-10/P04	Distribution, abundance and acoustic properties of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea R.L. O’Driscoll, G.J. Macaulay, S. Gauthier, M. Pinkerton and S. Hanchet
WG-FSA-10/P05	The Patagonian toothfish: biology, ecology and fishery M.A. Collins, P. Brickle, J. Brown and M. Belchier

9.1 Bottom fishing activities and vulnerable marine ecosystems (VMEs)

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WG-FSA-10/28	An updated glossary of terms relevant to the management of Vulnerable Marine Ecosystems (VMEs) in the CCAMLR Area B.R. Sharp and S.J. Parker (New Zealand)
WG-FSA-10/29	Development of methods for evaluating the management of benthic impacts from longline fishing using spatially explicit production models, including model validation A. Dunn, S.J. Parker and S. Mormede (New Zealand)
WG-FSA-10/30	Further analysis of spatial patterns of benthic invertebrate habitats from fishery bycatch in the Ross Sea region S.J. Parker, R.G. Cole and S.M. Hanchet (New Zealand)

9.2 Depredation

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WG-FSA-10/P06

Estimating the impact of depredation by killer whales and sperm whales on longline fishing for toothfish (Dissostichus eleginoides) around South Georgia
J. Moir Clark and D.J. Agnew

10 Scheme of International Scientific Observation

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WG-FSA-10/21	Manual for age determination of Antarctic toothfish (Dissostichus mawsoni) C.P. Sutton and P.L. Horn (New Zealand)
WG-FSA-10/32	Developing a Ross Sea region medium-term data collection plan S. Mormede and S. Hanchet (New Zealand)
WG-FSA-10/33	DNA barcoding highlights a cryptic species of grenadier (genus Macrourus) in the Southern Ocean P.J. Smith (New Zealand), D. Steinke (Canada), P.J. McMillan, A.L. Stewart, S.M. McVeagh (New Zealand), J.M. Diaz De Astarloa (Argentina), D. Welsford and R.D Ward (Australia)

10.1 Report from the ad hoc Technical Group for At Sea Observations (TASO)

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10.2 Summary of information extracted from observer reports and/or provided by

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10.3 Implementation of the observer program

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11 Future work

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WG-FSA-10/09

Scientific research notifications (Conservation Measure 24-01)
Collated by the Secretariat

11.1 Organisation of intersessional activities in subgroups

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11.2 Intersessional meetings

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11.3 Notification of Scientific Research

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12 Other business

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13 Advice to Scientific Committee

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14 Adoption of the report

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15 Close of the meeting

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WG-FSA-10/01	Provisional Agenda and Provisional Annotated Agenda for the 2010 Meeting of the Working Group on Fish Stock Assessment (WG FSA)
WG-FSA-10/02	List of participants
WG-FSA-10/03	List of documents
WG-FSA-10/04 Rev. 1	CCAMLR fishery information 2010 Secretariat
WG-FSA-10/05 Rev. 2	Summary of Scientific Observations in the CAMLR Convention Area for the 2009/10 season Secretariat
WG-FSA-10/06 Rev. 1	Estimation of IUU catches of toothfish inside the Convention Area during the 2009/10 fishing season Secretariat
WG-FSA-10/08	A summary of scientific observations related to Conservation Measures 25-02 (2009), 25-03 (2009) and 26-01 (2009) Secretariat

5.4 Assessment and management advice for other fisheries

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9 Considerations of ecosystem management

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WG-FSA-10/07	Development of the VME registry Secretariat
WG-FSA-10/10	Results of trials undertaken around Crozet Island using pots to target Patagonian toothfish N. Gasco, P. Tixier and C. Guinet (France)
WG-FSA-10/24	Updated species profile for Antarctic toothfish (Dissostichus mawsoni) S.M. Hanchet (New Zealand)
WG-FSA-10/31	Updated impact assessment framework to estimate the cumulative footprint and impact on VME taxa of bottom longline fisheries in the CCAMLR Area B.R. Sharp (New Zealand)

9.3 Other Interactions with WG-EMM

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WG-FSA-10/P03

Latitudinal variation of demersal fish assemblages in the western Ross Sea
M.R. Clark, M.R. Dunn, P.J. McMillan, M.H. Pinkerton, A. Stewart and S.M. Hanchet