Search results
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Size compositions of males and females in the course of the life cycle of Euphausia superba
Paper Title: Size compositions of males and females in the course of the life cycle of Euphausia ... of Euphausia superba populations by sex and its seasonal variability. In this paper variations in ... size and sex composition of samples from commercial catches are analyzed over the reproductive season ... , using samples from different years. The observed variations were related to stages of krill maturity ... WG-KRILL-90/5 SIZE COMPOSITIONS OF MALES AND FEMALES IN ... THE COURSE OF THE LIFE CYCLE OF EUPHAUSIA SUPERBA RR Makarov* * Abstract Earlier studies did ... not pay attention to differences in size composition of Euphausia superba populations by sex and its ... seasonal variability. In this paper variations in size and sex composition of samples from commercial ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 3–16 : Author(s): Makarov, R.R.
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Methodology of data collection on net selectivity and accidental mortality of fish passing through the mesh of the codend
Paper Title: Methodology of data collection on net selectivity and accidental mortality of fish ... passing through the mesh of the codend Abstract / Description: This paper contains advice on determining ... specifications of the liner are described. It also describes an experiment to determine the accidental mortality ... of fish passing through the trawl codend. It contains proposals on standardising data collection and ... - 99 - SC-CAMLR-V/BG/41 METHODOLOGY OF DATA COLLECTION ... ON NET SELECTIVITY AND ACCIDENTAL MORTALITY OF FISH PASSING THROUGH THE MESH OF THE COD END VNIRO ... codends using a special liner. The design and technical specifications of the liner are described. It ... also describes an experiment to determine the accidental mortality of fish passing through the trawl ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 99-121 : Author(s): VNIRO (USSR)
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Some specific features of the USSR krill fishery and possibilities of applying fishery statistics to studies of krill biology and stocks
Paper Title: Some specific features of the USSR krill fishery and possibilities of applying ... fishery statistics to studies of krill biology and stocks Abstract / Description: General principles of ... the USSR krill fishery such as the location of exploited fishing areas and the seasonal regime of ... krill fishery, it is shown that the catch-per-haul variables are associated with the fishing regime of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 237–252 : Author(s): Dolzhenkov, V.N., T.G. Lubimova, R.R. Makarov, S.S. Parfenovich and V.A. Spiridonov
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Fatty acid and stable isotope analyses to infer diet of Antarctic toothfish caught in the southern Ross Sea
fish remains in many of the stomachs to species level (see above dis- cussion), or could reflect ... . Stomach contents of Antarctic toothfish (Dis sostichus mawsoni) from the Ross Sea region in 2010 ... in the Dumont d’Urville Sea (East Antarctica). Polar Sci., 5 (2): 252–263. Hanchet, S.M., S. Mormede ... Paper Title: Fatty acid and stable isotope analyses to infer diet of Antarctic toothfish caught ... compared to lipid profiles of fish and invertebrate species taken as by-catch in the fishery or collected ... from the stomachs of toothfish. Stable carbon and nitrogen isotope ratios were also determined to ... further identify feeding relationships between these species. The aim of this study was to establish the ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 21–36 : Author(s): Jo, H.-S., I. Yeon, C. Lim, S.M. Hanchet, D.-W. Lee and C.-K. Kang
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Changes in biomass of eight species of finfish around the South Orkney Islands (Subarea 48.2) from three bottom trawl surveys
kg, 761 individuals) relative to other species. Most fish were found to the north and east ... Paper Title: Changes in biomass of eight species of finfish around the South Orkney Islands ... (Subarea 48.2) from three bottom trawl surveys Abstract / Description: Stocks of finfish exploited around ... /90. The biomass of several species of finfish has been monitored through scientific bottom trawl ... surveys within the 500 m isobath of the South Orkney Islands, most recently by the Federal Republic of ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 53–74 : Author(s): Jones, C.D., K.-H. Kock and E. Balguerías
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Results of the CCAMLR Antarctic fish otoliths/scales/bones exchange system
) Otoliths of Pleuragramma antarcticum from the Mawson Sea (East Antarctic) (Table 6). Sample size: 50. Two ... Paper Title: Results of the CCAMLR Antarctic fish otoliths/scales/bones exchange system Abstract ... / Description: An exchange system was established among Members of CCAMLR to compare age determinations for the ... rossii, Champsocephalus gunnari, Notothenia gibberifrons and Pleuragramma antarcticum. The level of ... agreement in age determination was highest for scales of juvenile N. rossii and for otoliths of juvenile C ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 197–226 : Author(s): Kock, K.-H.
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Estimating optimal observer coverage in the Antarctic krill fishery
and month but not (significantly) between ‘East’ and ‘West’ areas (separated by 37°W). The data ... / Description: Data collected as part of the CCAMLR Scheme of International Scientific Observation from ... estimate parameters of interest, in this case the mean (or median) krill length and the rate of larval fish ... : observers have been placed on approximately 50% of vessels fishing in any one season, and have been present ... on board for about 30% of that season. They have achieved a rate of krill sampling equivalent to 18 ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 139–154 : Author(s): Agnew, D.J., P. Grove, T. Peatman, R. Burn and C.T.T. Edwards
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Notes on the use of virtual population analysis for stock assessment of the mackerel icefish, Champsocephalus gunnari (Lönnberg, 1906) in Subarea 48.3 for the 1990/91 and 1991/92 seasons
, R was generated independently for each year on each run as follows: where R = mean recruitment X = {di ... to be indicative of either natural mortality or a loss of fish from the area by some other mechanism ... Paper Title: Notes on the use of virtual population analysis for stock assessment of the mackerel ... Abstract / Description: Following on from the apparent failure of the CCAMLR Working Group on Fish Stock ... Assessment (WG-FSA) to satisfactorily assess in 1991 the status of the Champsocephalus gunnari population in ... -class (1 year olds in 1988), was quite robust, despite the use of various combinations of survey and ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 49–79 : Author(s): Parkes, G.
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A first attempt at an assessment of the Patagonian toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands EEZ
. The figures for 2000/01 were calculated as 2 fishing vessels x 40 fishing days x 2 fishing trips/year x 1.1 ... is essential. To date two aerial and one sea reconnaissance trips have been undertaken by South Africa ... Paper Title: A first attempt at an assessment of the Patagonian toothfish (Dissostichus ... eleginoides) resource in the Prince Edward Islands EEZ Abstract / Description: The history of the fishery for ... -per-unit-effort (CPUE) trend. Application of a simple age-structured production model (ASPM) provides ... a robust indication that the spawning biomass has been depleted to, at most, a few percent only of ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 11–32 : Author(s): Brandão, A., D.S. Butterworth, B.P. Watkins and D.G.M. Miller
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Low genetic diversity and temporal stability in the Antarctic toothfish (Dissostichus mawsoni) from near-continental seas of Antarctica
D’Urville Sea, SSRU 5841G 02.01.2011 DIS810-841 32 2 I.I. Gordeev Mawson Sea, SSRU 5841Е 10.02.2011 DIS ... 896-924 29 3 I.I. Gordeev Collaboration Sea, SSRU 5842Е 18.02.2011 DIS925-959 35 4 I.I. Gordeev Bouvet ... Island area, SSRU 486G 09.03.2011 DIS960-977 18 5 I.I. Gordeev Ross Sea, SSRU 881C 64°56'S 179°45 ... 'W 04.12.2011 DIS978-1016 39 6 E.F. Kulish Bellingshausen Sea, SSRU 883С 69°29.2'S 82°21.3'W 25.02.2012 ... (Dissostichus mawsoni) from near-continental seas of Antarctica Abstract / Description: This study presents ... data on the DNA analysis of recent (2011–2013) samplings of Antarctic toothfish (Dissostichus mawsoni ... analysis of the most informative subset of nuclear genetic markers of SNP variation presented in Kuhn and ... Gaffney (2008), do not support genetic differentiation of samples from the Ross Sea. Discrepancies in the ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 1–9 : Author(s): Mugue, N.S., A.F. Petrov, D.A. Zelenina, I.I. Gordeev and A.A. Sergeev