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Continuation of multi-Member research on the Dissostichus mawsoni exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) from 2018/19 to 2021/22
accordance with ANNEX 24-01/A, Format 2. This plan has been designed as a 4-year plan, based on the low risk ... years in non-stock-assessment years. Compared to last year (WG-FSA-18/59), this research plan has been ... updated with 2019/20 operating details, the inclusion of modelling work under Objective 2, and a re ...
Meeting Document : WG-SAM-2019/05 : Autor(es): Delegations of Australia, France, Japan, Republic of Korea and Spain
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A von Bertalanffy growth model for toothfish at Heard Island fitted to length-at-age data and compared to observed growth from mark–recapture studies
assuming normal errors with constant coefficient of variation using iteratively weighted least squares ... using VP maximum likelihood (MLP) with length-bin relative probabilities defined using fishing ... , the mean trend in observed AGR values with release length compared with those obtained using IWLS ... -estimated parameters. A young-age adjustment (less than 5 years old) to the VB model is also given in order ... parameters. If there is an early-age (i.e. below age 5) phase of growth which is different from a later-age ... (equation 3) went some way towards rectifying this problem (see Figure 4b) with a predicted mean length-at ... , ignoring VP sampling and assuming normal errors with constant coeffi cient of variation using iteratively ... the VB curve fi tted using VP maximum likelihood (MLP) with length-bin relative probabilities defi ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 43–66 : Autor(es): Candy, S.G., A.J. Constable, T. Lamb and R. Williams
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Fisheries in the Southern Ocean – an ecosystem approach. Trans. Roy. Soc. Lond. (in press)
bound by its Article II, 3 to follow an ecosystem approach to management. This approach has been ... with the science–related aspects of CCAMLR and its development towards an ecosystem approach to the ... set out in Article II, 3, the Scientific Committee established the CCAMLR Ecosystem Monitoring Program ... gunnari). Both fisheries are managed in a single species context, however, with conservation measures in ...
Meeting Document : SC-CAMLR-XXIV/P01 : Autor(es): Kock, K.-H., K. Reid, J. Croxall and S. Nicol
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Further development and progress towards evaluation of an Antarctic toothfish (Dissostichus mawsoni) stock model for the Ross Sea
(single-area). The second and third scenarios (2-area and 3-area respectively) split the Ross Sea into ... either two or three discrete areas, with migrations of fish between areas. The 2-area model appeared to ... observations defining migration between areas. The 3-area model, showed many problems in fitting the data ... data simulated from the 2-area model. All the multi-area models investigated here could do with ...
Meeting Document : WG-FSA-SAM-05/12 : Autor(es): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand)
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2015-16 Research plan in Division 58.4.4 for Dissostichus spp.
, Shinsei maru No. 3, had conducted research fishing in accordance with a research plan submitted under CM ... vessels using longlines: Shinsei Maru No. 3 (Japan) and the Saint André (France). For the season 2014/15 ... estimated around 700 tonnes. CASAL model is updated with 2014 data but in the absence of an assessment using ...
Meeting Document : WG-SAM-15/52 : Autor(es): Delegation of France
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Research plan for the exploratory longline fishery for Dissostichus spp. in 2015/16 in Division 58.4.4
, Shinsei maru No. 3, had conducted research fishing in accordance with a research plan submitted under CM ... vessels using longlines: Shinsei Maru No. 3 (Japan) and the Saint André (France). For the season 2014/15 ... estimated around 700 tonnes. CASAL model is updated with 2014 data but in the absence of an assessment using ...
Meeting Document : WG-FSA-15/67 : Autor(es): A. Rélot-Stirnemann (France)
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THE AUSTRALIAN SKATE TAGGING PROGRAM AT HEARD ISLAND AND MCDONALD ISLANDS, CCAMLR DIVISION 58.5.2
last eight years with nearly 6,000 skates tagged. The recapture rate has been low, less than one ... majority had been at liberty for several years. In order to enhance the ease of identification of skates ...
Meeting Document : WG-FSA-08/55 : Autor(es): G.B. Nowara and T. Lamb (Australia)
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Krill catch distribution in relation to predator colonies 1987 to 1992
is similar to that seen for other years, with 70% of the total catch from Subarea 48.1 being taken ... previous years. It is estimated that the catch in the critical period-distance was equal to 12% and 15% of ...
Meeting Document : WG-KRILL-93/10 : Autor(es): Secretariat
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Quantification of Southern Ocean phytoplankton biomass and primary productivity via satellite observations and biogeochemical models (submitted to the 2008 Joint CCAMLR-IWC Workshop)
characteristics of these data and limitations, such as cloud cover and high solar zenith angle, are discussed with ... biogeochemical models for the Southern Ocean is presented, with a focus on those models that have been validated ... oceanic reservoir. The Southern Ocean (here mostly defined as south of 50°S) is a vast province with ... and limitations, such as cloud cover and high solar zenith angle, are discussed with regard to their ... biogeochemical models for the Southern Ocean is presented, with a focus on those models that have been validated ... provide a fluorescence channel as an indicator of phytoplankton physiol- ogy (Figure 3). Throughout much ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 247–265 : Autor(es): P.G. Strutton, N.S. Lovenduski, M. Mongin and R. Matear
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Absence of haematozoa in breeding macaroni Eudyptes chrysolophus and rockhopper E. chrysocome penguins at Marion Island
smears from eastern rock-hopper penguins E. chrysocome filholi at subantarctic Marion Island between ...
Meeting Document : WG-EMM-03/19 : Autor(es): A. Schultz and S.L. Petersen (South Africa)