Résultats de la recherche
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Comparing surface and planimetric area across multiple scales and assessing the impact of different data sources on seabed area estimation in research blocks in the CAMLR Convention Area
important for CCAMLR in estimating the fishable biomass of these species in data-poor areas, developing ... surface) is rarely estimated. The aims of this paper are to examine differences in: (1) planimetric seabed ... based on the current CPUE-analogy calculations. However, in many of the research blocks a higher ... surface to planimetric area difference than those cells that were outside of the fishable depth ranges. In ...
Meeting Document : WG-SAM-15/01 : Auteur(s): CCAMLR Secretariat
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Fatty acid and stable isotope analyses to identify diets of Antarctic toothfish caught in February–March 2013 in the southern Ross Sea (88.1.K) and the eastern Antarctic Sea (58.4.1.C)
profiles in muscle tissue of Antarctic toothfish, bycatch specimen (Channichthyidae), and icefish in the ... Abstract: To identify the important prey items for pre-recruit Antarctic toothfish in the SSRUs ... 88.1.K of the southern Ross Sea and 58.4.1.C of the eastern Antarctic Sea, their fatty acid (FA ... from commercial fishing vessel in February-March 2013. Similarities in total FA compositions and the FA ...
Meeting Document : WG-FSA-13/42 : Auteur(s): I. Yeon, Y.J. Kwon, S.G. Choi, D.W. Lee and C.-K. Kang (Republic of Korea)
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Results of the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2 in the two previous seasons
-SAM-14/09. A summary of the results of the Spanish research that took place in the 58.4.1 division ... Biomass in the entire SSRUs, as well as an estimation of the Biomass in SSRU 58.4.1H using the mark ... : Results of the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2 ... Abstract: We addressed the revisions requested by the WG-SAM-14 regarding the results of the ...
Meeting Document : WG-FSA-14/35 : Auteur(s): R. Sarralde, L.J. López-Abellán and S. Barreiro (Spain)
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On experimental approach to extend boundaries of exploratory fishery on Antarctic toothfish (D. mawsoni) in the Ross Sea (Subareas 88.1 and 88.2) in the meso- and bathypelagial layers
. mawsoni) by the Russian fishing vessels "Yantar" and "Volna" in the seasons of 2002/03 ... area boundaries was proven with the use of passive fishing gears in the meso- and bathypelagial.. The ... Abstract: Based on the analysis of data on the searching fishery on Antarctic toothfish (D ... -2003/04 it has been obtained that the long-line catchability and size composition of fish depended on ...
Meeting Document : SC-CAMLR-XXIII/BG/19 : Auteur(s): Delegation of Russia
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Seasonal and interannual variability of krill, salp and other zooplankton populations in the northwest Antarctic Peninsula region: summer 2001 in relation to the Long-Term AMLR Data Set
. Increased abundance relative to 1999 resulted in part from recruitment of the 1998/99 and 1999/2000 year ... field seasons to assess interannual variations. Mean and median krill abundance values in the Elephant ... Abstract: The US AMLR Program conducted large area surveys in the Elephant Island-South Shetland ... assess seasonal variations in distribution, abundance and demography of Antarctic krill (Euphausia ...
Meeting Document : WG-EMM-01/45 : Auteur(s): V. Loeb (USA)
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The recent decline in recruitment of Gobionotothen gibberifrons in the South Shetland Islands (CCAMLR Subarea 48.1)
Shetland Islands ceased after the 1989/90 season. One of the larger and most abundant species in the area ... ’s. In 2012, the proportion of immature fish (<30 cm) in the population was less than 10 ... in recruitment of Gobionotothen gibberifrons in the South Shetland Islands (CCAMLR Subarea 48.1 ... Abstract: Commercial exploitation of fish stocks around Elephant Island and the lower South ...
Meeting Document : WG-FSA-12/20 : Auteur(s): K.-H. Kock (Germany) and C.D. Jones (USA)
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Data from recent trawl surveys in the vicinity of Heard Island and McDonald Islands (Division 58.5.2), reveal an unusual cohort structure in the mackerel icefish (Champsocephalus gunnari) population
in the vicinity of Heard Island during September 2010 and April 2011, to provide information on the ... Division 58.5.2 to the west of 79o 20’ E using standard CCAMLR methods. A predicted in 2010, the strong 4 ... ): D.C. Welsford (Australia) Title: Data from recent trawl surveys in the vicinity of Heard Island and ... Abstract: Surveys of mackerel icefish, Champsocephalus gunnari, was undertaken in Division 58.5.2 ...
Meeting Document : WG-FSA-11/22 : Auteur(s): D.C. Welsford (Australia)
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FIRST EXPERIMENTAL SETTINGS OF DEEPWATER VERTICAL LONGLINES IN THE ANTARCTIC TOOTHFISH FISHERY DISSOSTICHUS MAWSONI NORMAN, 1937 (PERCIFORMES, NOTOTHENIIDAE) IN THE AMUNDSEN SEA
Abstract: For the first time in the history of deepwater longline fishing on Antarctic toothfish ... Russian longliner Yantar in March, 2008 in the Amundsen Sea (subarea 88.2,D of the Pacific sector). The ... (Ukraine) Title: FIRST EXPERIMENTAL SETTINGS OF DEEPWATER VERTICAL LONGLINES IN THE ANTARCTIC TOOTHFISH ... Dissostichus mawsoni (Norman, 1937) the experimental settings of deepwater vertical longlines was made from the ...
Meeting Document : WG-FSA-09/08 : Auteur(s): N.V. Kokorin (Russia) and V.V. Serbin (Ukraine)
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CIRCULATION IN THE ROSS SEA SECTOR OF THE SOUTHERN OCEAN: REPRESENTATION IN NUMERICAL MODELS
, forcing) the circulation representation is relatively consistent, both in terms of the mean and some ... Abstract: The circulation in the Ross Sea sector of the Southern Ocean is examined in three ... aspects of monthly variability. This could point to strong bathymetric constraints on the circulation. In ... (New Zealand) Title: CIRCULATION IN THE ROSS SEA SECTOR OF THE SOUTHERN OCEAN: REPRESENTATION IN ...
Meeting Document : WG-EMM-09/41 : Auteur(s): G.J. Rickard (New Zealand), M. Roberts (United Kingdom), M.J.M. Williams, A. Dunn, M.H. Smith and M. Pinkerton (New Zealand)
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Progress report on the joint research for Dissostichus spp. in Subarea 88.3 by the Republic of Korea and New Zealand in 2018/19
similar in research blocks 883_1, 883_3 and 883_4 with the range of 0.1110–0.1571, but much lower in ... research block 883_5, 883_P8, 883_P9 with the range of 0–0.0185. Tagging rate and tag overlap in Subarea ... the Republic of Korea and New Zealand in 2018/19 Approval: Approved Secretariat Workflow Status ... Abstract: The scientific survey was conducted by the Greenstar (KOR) in the research block 883_1 ...
Meeting Document : WG-SAM-2019/11 : Auteur(s): Delegations of the Republic of Korea and New Zealand