Full Name: Working Group on Fish Stock AssessmentLocation: Hobart, AustraliaDate(s): Monday, 8 October 2012 to Friday, 19 October 2012Submissions Due: Monday, 24 September 2012 (Working Group Paper) Meeting documents Doc Number Title CCAMLR-XXXI/12 Rev. 1 Notifications for new and exploratory fisheries in 2012/13Secretariat CCAMLR-XXXI/14 Rev. 1 Preliminary assessment of known and anticipated impacts of proposed bottom fishing activities on VMEs in 2012/13Secretariat CCAMLR-XXXI/18 Notification of France’s intention to conduct an exploratory longline fishery for Dissostichus spp. in 2012/13Delegation of France CCAMLR-XXXI/19 Notifications of Japan’s intention to conduct exploratory longline fisheries for Dissostichus spp. in 2012/13 Delegation of Japan CCAMLR-XXXI/20 Rev. 1 Notifications of the Republic of Korea’s intention to conduct exploratory longline fisheries for Dissostichus spp. in 2012/13Delegation of the Republic of Korea CCAMLR-XXXI/21 Rev. 1 Notifications of New Zealand’s intention to conduct exploratory longline fisheries for Dissostichus spp. in 2012/13 Delegation of New Zealand CCAMLR-XXXI/22 Notifications of Norway’s intention to conduct exploratory longline fisheries for Dissostichus spp. in 2012/13Delegation of Norway CCAMLR-XXXI/23 Rev. 1 Notifications of Russia’s intention to conduct exploratory longline fisheries for Dissostichus spp. in 2012/13 Delegation of Russia CCAMLR-XXXI/24 Notifications of South Africa’s intention to conduct exploratory longline fisheries for Dissostichus spp. in 2012/13 Delegation of South Africa CCAMLR-XXXI/25 Notifications of Spain’s intention to conduct exploratory longline fisheries for Dissostichus spp. in 2012/13 Delegation of Spain CCAMLR-XXXI/26 Rev. 1 Notifications of Ukraine’s intention to conduct exploratory longline fisheries for Dissostichus spp. in 2012/13 Delegation of Ukraine CCAMLR-XXXI/27 Notifications of the United Kingdom’s intention to conduct exploratory longline fisheries for Dissostichus spp. in 2012/13 Delegation of the United Kingdom WG-EMM-12/28 Analysis of variables influencing finfish by-catch in the krill fishery in Area 48S.M. Martin, T. Peatman, J. Moir Clark (United Kingdom), O.R. Godø (Norway) and R.C. Wakeford (United Kingdom) WG-EMM-12/29 A methodology for estimating total finfish by-catch of the Area 48 krill fisheryT. Peatman, S.M. Martin (United Kingdom), O.R. Godø (Norway) and R.C. Wakeford (United Kingdom) WG-EMM-12/53 Network characterisation of the food-web of the Ross Sea, AntarcticaM.H. Pinkerton and J.M. Bradford-Grieve (New Zealand) WG-FSA-11/04 Data on reproduction biology of Dissostichus mawsoni from the Ross Sea (Statistical Subarea 88.1)A.K. Zaytsev (Russia) WG-FSA-11/18 To the problem of spawning character for certain fish speciesV. Prutko and A. Petrov (Russia) WG-FSA-11/27 Preliminary review of Antarctic toothfish maturity in the Ross SeaS.V. Piyanova and A.F. Petrov (Russia) WG-FSA-12/01 Preliminary Agenda WG-FSA-12/02 List of participants WG-FSA-12/03 List of documents WG-FSA-12/04 Microincrement analysis in otoliths of Notothenia rossii fingerlings from the South Shetland Islands to estimate early life history timings and to validate annulus formationE. Barrera-Oro (Argentina) and M. La Mesa (Italy) WG-FSA-12/05 Linking fish and shags population trendsR. Casaux and E. Barrera-Oro (Argentina) WG-FSA-12/06 The Antarctic toothfish Dissostichus mawsoni (Nototeniidae) nutrition in the Ross Sea during the fishing season 2011/12 Yu.V. Korzun and N.A. Misar (Ukraine) WG-FSA-12/07 Analysis of anomalous CPUE data from data-poor exploratory fisheriesSecretariat and Delegation of the Republic of Korea WG-FSA-12/08 Scientific research notifications (Conservation Measure 24-01)Secretariat WG-FSA-12/09 A updated population status model for the Patagonian toothfish, Dissostichus eleginoides, at Kerguelen Islands (Division 58.5.1) using CASALA. Rélot-Stirnemann (France) WG-FSA-12/10 The composition, abundance and reproductive characteristics of the demersal fish fauna in the Elephant Island–South Shetland Islands region and at the tip of the Antarctic Peninsula (CCAMLR Subarea 48.1) in March–early April 2012K.-H. Kock (Germany) and C.D. Jones (USA) WG-FSA-12/11 Rev. 1 IUU Fishing in 2011/12 and development of methods to estimate IUU catchesSecretariat WG-FSA-12/12 Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2012/13A.F. Petrov, V.A. Tatarnikov and I.I. Gordeev (Russia) WG-FSA-12/13 Results of Phase I and II of the research program for toothfish fishery in Subarea 88.3 during the 2010/11–2011/12 seasons (this is a revision of WG-SAM-12/05)A.F. Petrov, V.A. Tatarnikov, K.V. Shust and I.I. Gordeev (Russia) WG-FSA-12/14 Dissostichus mawsoni distribution and biologyA.F. Petrov (Russia) WG-FSA-12/15 Report of the 1st and the 2nd stage of research fishing conducted by Russian Federation in SSRU 882A in 2010–2012 (this is a revision of WG-SAM-12/08)E.F. Kulish and I.I. Gordeev (Russia) WG-FSA-12/16 Rev. 1 Stock assessment of mackerel icefish (Champsocephalus gunnari) in the vicinity of Kerguelen Islands (Division 58.5.1) after the 2010 POKER Biomass surveyR. Sinegre and G. Duhamel (France) WG-FSA-12/17 Some aspects of size composition dynamics of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea (Statistical Subarea 88.1)A.K. Zaytsev (Ukraine) WG-FSA-12/18 Influence of the quality and quantity of data from a multi-year tagging program on bias and precision of biomass estimates from an integrated stock assessment – updateP.E. Ziegler (Australia) WG-FSA-12/19 Has Notothenia rossii around Elephant Island and the lower South Shetland Islands (Subarea 48.1) recovered from exploitation some 30 years ago?K.-H. Kock (Germany) and C.D. Jones (USA) WG-FSA-12/20 The recent decline in recruitment of Gobionotothen gibberifrons in the South Shetland Islands (CCAMLR Subarea 48.1)K.-H. Kock (Germany) and C.D. Jones (USA) WG-FSA-12/21 Characteristics of population-genetic structure of Antarctic toothfish (Dissostichus mawsoni) from near-continental seas of Pacific, Indian and Atlantic sectors of the AntarcticaN.S. Mugue, A.F. Petrov, D.A. Zelenina, I.I. Gordeev and A.A. Sergeev (Russia) WG-FSA-12/22 Design of the used on Russian vessels Sparta and Chio Maru No. 3 bottom trot-line for toothfish fishingI.G. Istomin, V.V. Akishin, V.A. Tatarnikov and I.I. Gordeev (Russia) WG-FSA-12/23 Population structure and connectivity of an important pelagic forage fish in the antarctic ecosystem, Pleuragramma antarcticum, in relation to large scale circulationJ.W. Ferguson (USA) WG-FSA-12/24 Analysis of the by-catch of Channichthys rhinoceratus and Lepidonotothen squamifrons from the fisheries at Heard Island and the McDonald Islands (Division 58.5.2)G.B. Nowara, D.C. Welsford, S.G. Candy and T.D. Lamb (Australia) WG-FSA-12/25 The annual random stratified trawl survey to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari in the Heard Island region (Division 58.5.2) for 2012G.B. Nowara and T. Lamb (Australia) WG-FSA-12/26 A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on recent survey resultsD.C. Welsford (Australia) WG-FSA-12/27 The relative impacts of Autolines and Spanish longlines on vulnerable marine ecosystemsT. Gerrodette and G. Watters (USA) WG-FSA-12/28 Rev. 1 Assessment of the Action Plan aimed at reducing incidental catch of seabirds in the French EEZ included in the CCAMLR Division 58.5.1 and Subarea 58.6C. Marteau and J. Ringelstein (France) WG-FSA-12/29 Research plan for the exploratory longline fishery for Dissostichus spp. in 2012/13 in Division 58.4.3a (this is a revision of WG-SAM-12/14)A. Rélot-Stirnemann (France) WG-FSA-12/30 Finfish research proposals for Subarea 48.6 by Koryo Maru 11 for 2012/13 (this is a revision of WG-SAM-12/12)C. Heiniken and R. Ball (South Africa) WG-FSA-12/31 Preliminary analysis of toothfish catch, CPUE, size structure and mark-recapture data from SSRUs 486A and 486G, with comments on the sustainability of different harvest levelsE. Thomson and M. Bergh (South Africa) WG-FSA-12/32 Comparative analysis of the results of determination of reproductive ability of Antarctic toothfish in the Subarea 88.3S.V. Piyanova, A.F. Petrov and A.V. Presnyakov (Russia) WG-FSA-12/33 An analysis of temporal variability in abundance, diversity and growth rates in the coastal ichthyoplankton assemblage of South Georgia (sub-Antarctic)M. Belchier and J. Lawson (United Kingdom) WG-FSA-12/34 Distribution and biology of grey notothen (Lepidonotothen squamifrons) around South Georgia and Shag Rocks (Southern Ocean) CCAMLR Subarea 48.3.S. Gregory, J. Brown and M. Belchier (United Kingdom) WG-FSA-12/35 Molecular and morphological identification of Macrourus species caught as by-catch in the toothfish longline fisheries in CCAMLR Subareas 48.3 and 48.4.E. Fitzcharles, K. Brigden, S. Gregory, M. Belchier and J. Brown (United Kingdom) WG-FSA-12/36 Population assessment of Patagonian toothfish in Subarea 48.4R. Scott (United Kingdom) WG-FSA-12/37 Results from the reduced groundfish survey conducted in CCAMLR Subarea 48.3 in January 2012J. Brown, S. Gregory, A. Stanworth, V. Carretero, G. Baker and M. Belchier (United Kingdom) WG-FSA-12/38 A characterisation of the toothfish fishery in Subarea 48.6 from 2003/04 to 2011/12R. Wiff (Chile), M. Belchier (United Kingdom), J.C. Quiroz and J. Arata (Chile) WG-FSA-12/39 Research plan for the exploratory longline fishery for Dissostichus spp. in SSRUs C, E and G in Division 58.4.1 in 2012/13 (this is a revision of WG-SAM-12/10 Rev. 1)Delegation of the Republic of Korea WG-FSA-12/40 Indexing maturation of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea regionS. Parker and P. Marriott (New Zealand) WG-FSA-12/41 Results of a CCAMLR-sponsored research survey to monitor abundance of pre-recruit Antarctic toothfish in the southern Ross Sea, February 2012S.M. Hanchet, S. Mormede, S. Parker, A. Dunn (New Zealand) and H.-S. Jo (Republic of Korea) WG-FSA-12/42 A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997/98 to 2011/12M.L. Stevenson ,S.M. Hanchet, S. Mormede and A. Dunn (New Zealand) WG-FSA-12/43 Rev. 1 Manual for age determination of Antarctic toothfish, Dissostichus mawsoni V2C.P. Sutton, P.L. Horn and S.J. Parker (New Zealand) (The R Library file is available from the Secretariat on request) WG-FSA-12/44 Further development of coarse- and medium-scale spatially explicit population dynamics operating models for Antarctic toothfish in the Ross Sea regionS. Mormede, A. Dunn, S. Parker and S. Hanchet (New Zealand) WG-FSA-12/45 Using outputs from spatial population models of Antarctic toothfish in the Ross Sea region to investigate potential biases in the single population modelS. Mormede and A. Dunn (New Zealand) WG-FSA-12/46 Spatial Population Model User Manual, SPM v1.1-2012-09-06 (rev. 4806)A. Dunn, S. Rasmussen and S. Mormede (New Zealand) WG-FSA-12/47 Rev. 1 Quantifying vessel performance in the CCAMLR tagging program: spatially and temporally controlled measures of relative mortality and tag-detection ratesS. Mormede and A. Dunn (New Zealand) WG-FSA-12/48 Models of larvae dispersion of Antarctic toothfish (Dissostichus mawsoni)A. Dunn, G.J. Rickard, S.M. Hanchet and S.J. Parker (New Zealand) WG-FSA-12/49 Summary of toothfish tagging suitability data from paired Spanish line – trotline setsS. Parker and D. Fu (New Zealand) WG-FSA-12/50 Characterisation of Muraenolepis species by-catch in the CCAMLR Convention AreaS. Parker, P. McMillan and P. Marriott (New Zealand) WG-FSA-12/51 Demersal fish communities in the Ross Sea region of Antarctica: comparisons between video and trawl survey methodsD.A. Bowden, S.M. Hanchet and P.M. Marriott (New Zealand) WG-FSA-12/52 Diet of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea region, AntarcticaD.W. Stevens, M.R. Dunn, M.H. Pinkerton and J.S. Forman (New Zealand) WG-FSA-12/53 Testing for genetic differentiation between two size classes of the starry skate (Amblyraja georgiana)P. Ritchie and A. Fleming (New Zealand) WG-FSA-12/54 Rev. 1 Distribution, morphology, growth, reproduction, diet and trophic position of two species of grenadier (Macrourus whitsoni and M. caml) in the Ross Sea region of the Southern Ocean (CCAMLR Subareas 88.1 and 88.2)M.H. Pinkerton, P. McMillan, J. Forman, P. Marriott, P. Horn, S. Bury and J. Brown (New Zealand) WG-FSA-12/55 plotImpact v2.0-2012D.N. Webber (New Zealand) (The R Library file is available from the Secretariat on request) WG-FSA-12/56 Survey results on abundance and biology of toothfish in Division 58.4.3b by Shinsei maru No.3 during 2006/07–2011/12 and proposal of the consecutive survey in 2012/13K. Taki, T. Iwami, M. Kiyota and T. Ichii (Japan) WG-FSA-12/57 Revised reports on abundance and biological information on toothfish in Divisions 58.4.4 a and 58.4.4b by Shinsei maru No. 3 in 2011/12 K. Taki, T. Iwami, M. Kiyota and T. Ichii (Japan) WG-FSA-12/58 Rev. 1 Revised research plan for toothfish in Divisions 58.4.4 a and 58.4.4b by Shinsei maru No. 3 in 2012/13Delegation of Japan WG-FSA-12/59 Towards the development of a stock assessment for Patagonian toothfish in Division 58.4.4, SSRU C on Ob and Lena BanksK. Taki (Japan) WG-FSA-12/60 Rev. 1 Revised research plan for the exploratory longline fishery for Dissostichus spp. in 2012/13 Subarea 48.6 and Divisions 58.4.1, 58.4.2 and 58.4.3a (this is a revision of WG-SAM-12/09)Delegation of Japan WG-FSA-12/61 Fatty acid analysis to infer diet of Antarctic toothfish caught in February 2012 in the southern Ross SeaI. Yeon, H.-S. Jo, C. Lim (Republic of Korea), S.M. Hanchet (New Zealand), D.-W. Lee and C.-K. Kang (Republic of Korea) WG-FSA-12/62 An analysis of fishing location and tag recaptures in Subarea 48.6 and Divisions 58.4.1, 58.4.2 and 58.4.3a in 2012Secretariat WG-FSA-12/63 The CCAMLR Scheme of International Scientific Observation – A scoping paper on the operations and sampling requirements of the schemeSecretariat WG-FSA-12/64 Review of activities in monitoring marine debris in the CAMLR Convention AreaSecretariat WG-FSA-12/65 Hook loss in CCAMLR exploratory fisheriesSecretariat WG-FSA-12/66 Rev. 2 Summary of scientific observations in the CAMLR Convention Area for 2011/12Secretariat WG-FSA-12/67 Foraging zones of the two sibling species of giant petrels in the Indian Ocean throughout the annual cycle: implication for their conservationL. Thiers, K. Delord, C. Barbraud (France), R.A. Phillips (United Kingdom) and H. Weimerskirch (France) WG-FSA-12/68 Rev. 1 Migrations of Antarctic fish Pseudochaenichthys georgianus Norman, 1939 in the Scotia SeaR. Traczyk (Poland) WG-FSA-12/69 Revised research plan for the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2: Fundamentals and procedures (this is a revision of WG-SAM-12/13)R. Sarralde, L.J López Abellán and S. Barreiro (Spain) WG-FSA-12/70 Rev. 2 Summary of scientific observations related to Conservation Measures 24-02 (2008), 25-02 (2009) and 26-01 (2009)Secretariat WG-FSA-12/P01 Slow recovery of previously depleted demersal fish at the South Shetland Islands, 1983–2010E.R. Marschoff, E.R. Barrera-Oro, N.S. Alescio and D.G. Ainley WG-FSA-12/P02 Does large-scale ocean circulation structure life history connectivity in Antarctic toothfish (Dissostichus mawsoni)?J. Ashford, M. Dinniman, C. Brooks, A. Andrews, E. Hofmann, G. Cailliet, C. Jones and N. Ramanna WG-FSA-12/P03 Trophic interactions and population trends of killer whales (Orcinus orca) in the southern Ross SeaD.G. Ainley and G. Ballard WG-FSA-12/P04 Decadal trends in abundance, size and condition of Antarctic toothfish in McMurdo Sound, Antarctica, 1972–2011D.G Ainley, N. Nur, J.T Eastman, G. Ballard, C.L Parkinson, C.W Evans and A.L. DeVries WG-FSA-12/P05 Unnatural selection of Antarctic toothfish in the Ross Sea, AntarcticaD.G. Ainley, C.M. Brooks, J.T. Eastman and M. Massaro WG-FSA-12/P06 The fish fauna of the Argentine Islands region (Antarctica; 12 UAE 2007–2008) and morphometrical changeability of Notothenia coriiceps (Richardson, 1844)V.N. Trokhymets, V.A. Tymofyeyev and J.S. Perechrest WG-FSA-12/P07 Robust characterisation of the age structure, growth and recruitment of toothfish in the Macquarie Island and Heard Island and McDonald Islands fisheriesD.C. Welsford, S.G. Candy, J.J. Verdouw and J.J. Hutchins WG-FSA-12/P08 The spawning dynamics of Patagonian toothfish in the Australian EEZ at Heard Island and the McDonald Islands and their importance to spawning activity across the Kerguelen PlateauD.C. Welsford, J. McIvor, S.G. Candy and G.B. Nowara WG-FSA-12/P09 Modern data on parasitofauna of Dissostichus mawsoni and by-catch species from logline fishing in AntarcticaI.I. Gordeev and S.G. Sokolov WG-FSA-12/P10 Physical and behavioural influences on larval fish retention: contrasting patterns in two Antarctic fishesE.F. Young, J. Rock, M.P. Meredith, M. Belchier, E.J. Murphy and G.R. Carvalho WG-FSA-12/P11 Can acoustic methods be used to monitor grenadier (Macrouridae) abundance in the Ross Sea region?R.L. O’Driscoll, S.M. Hanchet and B.S. Miller WG-SAM-12/18 Method of age determination for Antarctic toothfish (Dissostichus mawsoni)E.N. Kyznetsova, A.F. Petrov and V.A. Bizikov (Russia) CCAMLR-XXXI/BG/06 Implementation of fishery conservation measures in 2011/12Secretariat SC-CAMLR-XXXI/BG/01 Catches in the Convention Area 2010/11 and 2011/12Secretariat This page was last modified on 01 May 2013
