Search results
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The influence of the shape of meshes on the selective properties of trawls with special reference to Antarctic krill
Abstract: The results of investigations are presented on selective properties of experimental ... trawls with a square- and diamond-shaped mesh, on the traumatic rate of krill passed through a mesh and ... screening rate was observed in the cod end instead of the belly,the selective properties of the retaining ... part of the trawl are improved and at the same time the selectivity range of retained fish gets lower ...
Meeting Document : SC-CAMLR-VIII/BG/09 : Author(s): Delegation of USSR
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2016 – Part B: Description of available spatial data
) the scientific background and justification for the development of a marine protected area (MPA) in ... general context of the establishment of CCAMLR-MPAs and provides the background information on the Weddell ... -16/03 (Part C) describes the methods and the results of the scientific analyses as well as the ... development of the objectives and finally of the borders for the WSMPA. Earlier versions of Parts A-C were ...
Meeting Document : WG-EMM-16/02 : Author(s): K. Teschke, H. Pehlke and T. Brey on behalf of the German Weddell Sea MPA (WSMPA) project team, with contributions from the participants at the International Expert Workshop on the WSMPA project (7–9 April 2014, Bremerhaven)
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Testing the performance of a recompiled version of CMIX to decompose length-density distributions of Patagonian toothfish (Dissostichus eleginoides)
Abstract: A version of the mixture fitting program CMIX was recompiled to enable it to be run ... within the DOS emulator of recent versions of the Microsoft Windows operating system. The performance of ... the recompiled version was compared with that of the original version. The recompiled version of CMIX ... differences in the minimisation routines of the recompiled version. We conclude that the small differences ...
Meeting Document : WG-FSA-04/65 : Author(s): T.D. Lamb, W.K. de la Mare, A.J. Constable and C.R. Davies (Australia)
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On necessity of longline fishery and research of Antarctic toothfish in all SSRUs of Subareas and Divisions 88.1, 88.2, 58.4.1, 58.4.2
Abstract: The analysis of catch size composition, statistical data on catches and distribution of ... Antarctic tooth-fish, and tagging data showed that the existing system of fishing subarea partition into ... SSRUs, open and closed for fishery, resulted in a lack of overall picture of population structure state ... of toothfish migrations by tagging results. The mentioned system shortcomings require its revision ...
Meeting Document : WG-FSA-10/36 : Author(s): K.V. Shust, A.F. Petrov, V.A. Tatarnikov and I.G. Istomin (Russia)
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) - Version 2015 - Part B: Description of available spatial data
EMM) the background document that provides the scientific basis for the evaluation of a marine ... protected area (MPA) in the Weddell Sea planning area. The contents and structure of the whole document ... reflect its main objectives, i.e. to set out the general context of the establishment of MPAs and to ... data retrieval process (Part B); to describe the results of the scientific analyses and the MPA ...
Meeting Document : WG-EMM-15/39 : Author(s): K. Teschke, H. Pehlke and T. Brey on behalf of the German Weddell Sea MPA (WSMPA) project team, with contributions from the participants at the International Expert Workshop on the WSMPA project (7-9 April 2014, Bremerhaven)
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2015 - Part B: Description of available spatial data
justification for the development of a marine protected area (MPA) in the Weddell Sea planning area. In ... documents (Part A-C). SC-CAMLR-XXXIV/BG/15 (Part A) sets out the general context of the establishment of ... the means and the results of the scientific analyses and the development of objectives and priority ... areas for a Weddell Sea MPA. Here, the delegation of Germany intends to update the Scientific Committee ...
Meeting Document : SC-CAMLR-XXXIV/BG/16 : Author(s): Delegation of Germany
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Features of spatial and temporally distribution patterns of krill flux in the Scotia Sea: some comments on the development of a krill fishery management in Area 48.
Abstract: The spatial variability of krill flux in the Scotia Sea calculated by using the ... distribution of krill density, water flow intensity (m 3 /s) and krill biomass (g/m3) transported by water flow ... to the Scotia Sea, were a subject of study. It is clearly illustrated that the geostrophic krill ... flux in the Scotia Sea requires both favorable dynamic conditions and availability of krill transported ...
Meeting Document : WG-EMM-18/21 : Author(s): S. Kasatkina, V. Shnar and A. Malyshko
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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)
2336 m. Total number of set hooks amounted 171096. In 2011 research fishing covered SSRU B, C and D ... research fishing data contributes to the achievement of the main objectives of research for the data-poor ... area: estimate of number index, evaluation of fishing capacity of Subarea 88.3, preparation of ... hypotheses about the ratio of fish in the area and the total stock as well as studying of biological ...
Meeting Document : WG-FSA-12/13 : Author(s): A.F. Petrov, V.A. Tatarnikov, K.V. Shust and I.I. Gordeev (Russia)
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Abundance of larvae and assessment of recruitment size of Carlsberg lantern fish (Electrona carlsbergi Tåning, 1932) - (family myctophidae) in Southwest Atlantic in 1989
arid vertical hauls at 500- 0m. The method of delta-distribution of random values (Aitchison, Brown ... recruitment biomass (fish aged up to 1 year) in this species for the area of 87750 square miles studied. The ... abundance of larvae in this area was 4.3 x 10 ind., while the biomass of one year old fish obtained was ... 10750 tons. A whole chain of similar reproductive grounds is assumed to exist in the notal zone of the ...
Meeting Document : WG-FSA-95/07 : Author(s): Nevisnky, M.M.
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Concordance of inter-annual fluctuations in densities of krill around South Georgia and Elephant Islands: biological evidence of same-year teleconnections across the Scotia Sea
Abstract: Acoustic estimates of the densities of Antarctic krill, Euphausia superba, in areas ... and 1997. Estimated densities of krill at El were most often higher than at SG, although this may ... simply have been a function of differences in survey and data analysis techniques used at each site. More ... interestingly, the magnitudes of abundance and between-year gradients of change of abundance at each site were ...
Meeting Document : WS-AREA 48-98/11 : Author(s): A.S. Brierley (UK), D.A. Demer, R.P. Hewitt (USA) and J.L. Watkins (UK)