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1. Krill fishery report: 2013 update

   Abstract:  In 2011/12, 12 vessels from five Members fished for krill in Area 48 and the total ... and Ukraine have fished for krill in Area 48. The total catch reported to the end of May 2013 was 151161 t, 86 ... Members (19 vessels) submitted notifications to fish for krill in Subareas 48.1, 48.2, 48.3 and 48.4 ... In 2011/12, 12 vessels from five Members fished for krill in Area 48 and the total catch of krill ...

   Meeting Document : WG-EMM-13/37 Rev. 1 : Author(s): Secretariat

2. Variations in the diet composition and feeding intensity of mackerel icefish (Champsocephalus gunnari) at South Georgia (Antarctic)

   less influenced by prey size selectivity due to differences in length composition of fish between ... , an unusually high proportion of sexually mature fish showed no signs of the gonad development necessary leading ... up to spawning in that season. It was hypothesized that like in other, non-Antarctic fish species ... the shortage of suitable food, such as krill, may have forced the fish to sacrifice gonad maturation in order ...

   Meeting Document : WG-FSA-93/24 : Author(s): K.-H. Kock and S. Wilhelms (Germany), I. Everson (United Kingdom) and J. Gröger (Germany)

3. Revised research plan for toothfish in Divisions 58.4.4a and 58.4.4b by the Shinsei Maru No. 3 in 2010/11

   SSRUS, evenly spaced 10 nautical miles apart, only one tagged fish was recaptured. Then, following ... to increasing possibility of recapture for tagged fishes released throughout the four SSRUs in 2007/08 and 2009 ... of 5 fish/ton will be conducted. We calculated 77 tonnes of total allowable sample size for the 2010/11 ... survey, taking into account the need for completion of the survey and impact on the fish stock. However ...

   Meeting Document : WG-FSA-10/49 : Author(s): Delegation of Japan

4. Linking predator and prey behaviour: contrasts between Antarctic fur seals and macaroni penguins at South Georgia

   % of fur seal diet samples, with fish remains in 37% of samples. Penguin diets contained the highest ... proportion of fish in over 20 years of routine monitoring (46% by mass; particularly the myctophid Electrona ... shelf-break, probably exploiting the high daytime biomass of fish in this area. Penguins and seals ... the importance of myctophid fish as an alternative trophic pathway for land-based predators in the Scotia Sea ...

   Meeting Document : WG-EMM-10/P07 : Author(s): C.M. Waluda, M.A. Collins, A.D. Black, I.J. Staniland and P.N. Trathan

5. A descriptive analysis of the toothfish (Dissostichus spp.) tagging programme in the Ross Sea up to 2005/06

   and 88.2 since 2001 is presented. The paper updates tag-release and tag-recapture data for fish that were ... . Several large-scale movements have now been reported from the tagging data. Five fish tagged at McMurdo ... Sound have moved over 800 km, whilst a further four fish tagged in the fishery have moved over 300 km ... distribution of the tagged fish was almost identical to the size composition of the catch.   Author ...

   Meeting Document : WG-FSA-SAM-06/09 : Author(s): A. Dunn and S.M. Hanchet (New Zealand)

6. Revised diet composition and feeding strategy of Antarctic toothfish, Dissostichus mawsoni in SSRU 58.4.1.C-a for the 2012/2013 Korean exploratory longline fishery

   is a carnivore and piscivorous fish that mainly consumed fishes, especially Macrourus whitsoni with 14.72 ... . In this study, fishes were the dominant prey item in all size classes (I, 104-140 cm TL, and II, 140-176 cm TL ... on fishes and showed narrow niche width. Author(s):  I. Yeon, Y.J. Kwon, S.G. Choi, K.J. Seok, D.W. Lee, J.M ... and piscivorous fish that mainly consumed fishes, especially Macrourus whitsoni with 14.72% of the diet by weight ...

   Meeting Document : WG-FSA-13/43 : Author(s): I. Yeon, Y.J. Kwon, S.G. Choi, K.J. Seok, D.W. Lee, J.M. Jeong, S.J. Ye, H.J. Kim and G.W. Baeck (Republic of Korea)

7. Diet composition and feeding strategy of Antarctic toothfish, Dissostichus mawsoni in the research blocks 58 and 88 for the exploratory longline fishery in 2014–2018 of Korea

   , respectively. D. mawsoni is a carnivore and piscivorous fish that mainly consumed fishes. Its diet also ... , and mammals. In this study, fishes were the dominant prey item in all size classes (<100 cm, 100-120 cm ... that D. mawsoni is an opportunistic and specialized predator on fishes, and showed narrow niche width. Author ... , respectively. D. mawsoni is a carnivore and piscivorous fish that mainly consumed fishes. Its diet also ...

   Meeting Document : WG-FSA-18/24 : Author(s): G.W. Baeck, S.-G. Choi, S. Chung and D.H. An

8. Brief information on the results of the bottom trawling survey at RV Atlantida in February 2000 in South Georgia subarea (48.3)

   Georgia (48.3) to assess the main commercial and promising near-bottom and bottom fish species. The data ... on distribution, biology, minimal (relative) biomass and abundance of fishes were obtained. Author ... ) to assess the main commercial and promising near-bottom and bottom fish species. The data on distribution ... , biology, minimal (relative) biomass and abundance of fishes were obtained. ...

   Meeting Document : WG-FSA-00/47 : Author(s): P. Chernyshkov, P. Bukatin and V. Khvichya (Russia)

9. Sampling toothfish from longlines with unequal probabilities

   observers are recommended to sample a quota of the first 30 fish that are caught during a sampling session ... . Since toothfish are often aggregated on a line, this means that fish within aggregations are sampled ... to start a session. Because there is little evidence of a consistent trend in fish sampled over a line ... are recommended to sample a quota of the first 30 fish that are caught during a sampling session. Since toothfish ...

   Meeting Document : WG-FSA-03/85 : Author(s): J.R. Ashford (USA)

10. Results from the reduced groundfish survey conducted in CCAMLR Subarea 48.3 in January 2012

    ), with three size cohorts of fish identified including evidence of a new cohort of 2+ age fish (29-39cm). Catch ... -weighted length frequencies of mackerel icefish indicated that 2+ and 3+ sized fish dominated at Shag Rocks ... size cohorts of fish identified including evidence of a new cohort of 2+ age fish (29-39cm). Catch ... -weighted length frequencies of mackerel icefish indicated that 2+ and 3+ sized fish dominated at Shag Rocks ...

    Meeting Document : WG-FSA-12/37 : Author(s): J. Brown, S. Gregory, A. Stanworth, V. Carretero, G. Baker and M. Belchier (United Kingdom)

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