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1. Age, growth and size at sexual maturity of Macrourus carinatus caught as by-catch in Australian sub-Antarctic trawl fisheries

   being focused on taxa that are most commonly caught as by-catch (e.g. macrourids and rajids ... . The dashed line represents the von Bertalanffy growth curve from Marriott and Horn (2001) for Macrourus ... for M. carinatus were compared to the growth curve derived by Marriott and Horn (2001) for M. whitsoni from ... at the upper end of the size spectrum. Marriott and Horn (2001) also found differences in growth rate ... growth parameters for both sexes combined were: L ∞ = 690 mm, K = 0.069 and t 0 =-2.4. The size at sexual ... to that from Macquarie Island. Otolith and body size relationships are presented for M. carinatus ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 139–151 : Author(s): van Wijk, E.M., R. Williams and A.J. Constable

2. Modelling Southern Ocean krill population dynamics: biological processes generating fluctuations in the South Georgia ecosystem

   model solutions with the predator diet data indicates that the model can reproduce the observed pattern ... . The krill population model was combined with a size-based selection function and used to generate ... of variation and emphasizes that adult population changes are a key aspect of the interannual ... fluctuations observed during some years. Low krill abundance was associated with reduced representation of the ...

   Meeting Document : WG-EMM-01/53 : Author(s): E. Murphy and K. Reid (United Kingdom)

3. Sensitivities in the assessment of the Patagonian toothfish (D. eleginoides) in Subareas 48.3 and 48.4 to truncation of tagging data

   double-tagged recaptures suggests that including recaptures from fish at liberty for long periods will ... introduce bias into the assessment. Sensitivity tests on both stocks show that this bias occurs in practice ... . Sensitivity tests on the 48.3 assessment show that this bias is not entirely explained by the effect of double ... tagging. Author(s):  T. Earl Title:  Sensitivities in the assessment of the Patagonian toothfish (D ...

   Meeting Document : WG-SAM-17/35 : Author(s): T. Earl

4. Hook loss in CCAMLR exploratory fisheries

   to be reiterated in order to achieve a greater level of engagement with the requirements to complete ... lines requires an estimate of the number of lost hooks that are attached to sections of line. In 2011 ... hook loss data was provided by 21 of the 34 vessel/fishery reports with an estimated 317920 hooks lost ... attached to sections of lines.  In 2012 15 of the 26 vessel/fishery reports provided non-zero data with an ...

   Meeting Document : WG-FSA-12/65 : Author(s): Secretariat

5. Effect of line sink rate on albatross mortality in the Patagonian toothfish longline fishery

   for toothfish takes a heavy toll on seabirds, with annual estimates in some fisheries being in the order ... ) and the Korean FV In Sung 66, the former being equipped with a Mustad autoline system and the latter using ... (a 'basket' being the plastic tray used to contain snoods and hooks during line deployment). The hook line ... of each basket of hook lines, and branch lines (connected to the mother line being payed out ... -setting characteristics similar to the experimental vessel, this sink rate should be achievable with 4 kg ... vessels to derive a sink rate and line-weighting regime that would minimise the capture of albatrosses ... weights. Asymptotic sink rates (0.1-0.15 m/s) were achieved with 70 m intervals between 6.5 kg weights ... . Sink rates to 4 m depth were greatest with 35 m (0.44 m/s) and 50 m (0.33 m/s) between weights. For ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 133–150 : Author(s): Robertson, G.G

6. Prohibition of finning of sharks caught in the CAMLR Convention Area

   any shark that is incidentally caught and that cannot be released alive remain naturally attached ... propose to amend CCAMLR Conservation Measure 32-18 to prohibit shark finning and require that all fins of ... through the point of first landing. This is consistent with United Nations General Assembly (UNGA ...

   Meeting Document : CCAMLR-XXXIV/24 Rev. 1 : Author(s): Delegations of Argentina, Australia, Brazil, Chile, the European Union and the USA

7. Hierarchical monitoring plans to determine patterns of change in the Antarctic Marine Ecosystem

   with SOOS to ensure relevant data are available. We highlight that a hierarchical approach to ... required to detect change and to ascribe cause. We therefore propose that CCAMLR build even stronger links ... monitoring could be employed to detect the first signs of change. Author(s):  P. Trathan Title:  Hierarchical ...

   Meeting Document : WS-SM-18/06 : Author(s): P. Trathan

8. [node:field-journal-volume]:37-51

   from 1999 was confi rmed as being solely M. whitsoni, based on otolith comparisons and the geographic ... distributed through- out the world’s oceans (see review by Swan and Gordon, 2001) and a wide variety ... highly polymorphic or that there was more than one species in the collection (Marriott and Horn, 2001 ... , resulting in 73% of counts being within 3 of each other and 93% within 5. The between-reader age ...

   Science Journal Paper : 37–51

9. Proposal for further trials aimed at reducing Macrourus spp. by catch on autoliners targeting D. eleginoides with longlines around South Georgia

   . Experiments reported elsewhere demonstrate that some of this effect can be mitigated by the use of fish rather ... season: non-IW autolines with spaced weights, and IW systems with alternately spaced weights and floats ... reducing Macrourus spp. by catch on autoliners targeting D. eleginoides with longlines around South Georgia ...

   Meeting Document : WG-FSA-07/30 : Author(s): Delegation of the United Kingdom

10. Exploratory longline fishing around the Kerguelen Islands (Division 58.5.1). Description of the fishing effort; catchability and target size of Dissostichus eleginoides

    %. The catch rate has been assessed as being about 10.9%, but this average is reduced by the fact that fish ... %. The catch is almost exclusively made up of Dissostichus eleginiodes, by-catches being extremely small (0,28 ... are large, their average length being greater than that in catches made previously by trawlers in the same ... assessed as being about 10.9%, but this average is reduced by the fact that fish become unhooked along ...

    Meeting Document : WG-FSA-92/31 Rev. 1 : Author(s): G. Duhamel (France)

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