Search results
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CPUE values derived from Soviet fishery statistics as indicators of Antarctic krill density fluctuations in 1977–1991
of 170-200 g/m2 may be considered as an average characteristic value for the area 48. It was revealed ... Abstract: The average CPUE values, annual and calculated for the periods of 1977-1986 and 1986 ... , that interannual CPUEs variability is lower for the area 48 as a whole, comparing subareas, most ...
Meeting Document : WG-EMM-04/39 : Author(s): F.F. Litvinov, A.Z. Sundakov and G.N. Andrianov (Russia)
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ANTARCTIC PENINSULA DECADAL WINTER TEMPERATURE ANOMALIES AND ANTARCTIC KRILL VARIABILITY IN THE SOUTH ATLANTIC REGION: PRELIMINARY RESULTS
the oscillations with 3-8 year periods and a decadal oscillation with a period of about 16 years. Preliminary ... analysis of Antarctic krill density variations shows about 8-year variability as well. Correlation ... significantly to 0.4 when applying 1-year data shift (krill density after anomalies occurrence). The 3-8 year ... the oscillations with 3-8 year periods and a decadal oscillation with a period of about 16 years. Preliminary ...
Meeting Document : WG-EMM-11/41 : Author(s): G.P. Milinevsky, A.V. Grytsai and L.K. Pshenichnov (Ukraine)
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Cycles of Euphausia superba recruitment evident in the diet of Pygoscelid penguins and net trawls in the South Shetland Islands, Antarctica
and net samples revealed a 4-5 year cycle in krill recruitment with one or two strong cohorts sustaining ... showed greater proportions of males in these years. These patterns are comparable to those reported ... samples revealed a 4-5 year cycle in krill recruitment with one or two strong cohorts sustaining ... showed greater proportions of males in these years. These patterns are comparable to those reported ...
Meeting Document : WG-EMM-07/P2 : Author(s): A. Miller and W. Trivelpiece (USA)
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Proposal for continuation of Australia’s research plan for exploratory fishing for toothfish (Dissostichus spp.) in East Antarctica (Divisions 58.4.1 and 58.4.2)
, tagging and aging, will be used to develop a stock assessment/s for Divisions 58.4.1 and 58.4.2 ... , tagging and aging, will be used to develop a stock assessment/s for Divisions 58.4.1 and 58.4.2 ... rules remain to be determined for these Divisions. The 2015/16 season was the first of a three-year ... to be determined for these Divisions. The 2015/16 season was the first of a three-year research plan which ...
Meeting Document : WG-SAM-16/09 : Author(s): Delegation of Australia
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The relationship between sea-ice cover and Adélie penguin reproductive performance at Béchervaise Island
of population growth in response to a reduction in the frequency of heavy sea-ice years. However ... of population growth in response to a reduction in the frequency of heavy sea-ice years. However ...
Meeting Document : WG-EMM-07/21 : Author(s): L. Emmerson and C. Southwell (Australia)
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Penguin demography and winter distributions in the Antarctic Peninsula region
Peninsula region have increased 4-5°C over the last 50 years (Smith et al. 1996, 1999), affecting ... region have increased 4-5°C over the last 50 years (Smith et al. 1996, 1999), affecting the periodicity ...
Meeting Document : WG-EMM-01/32 : Author(s): W. Trivelpiece and S. Trivelpiece (USA)
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Abundance of Patagonian toothfish (D. eleginoides) at Macquarie Island estimated from tagging studies during 1995/96 fishing season
presents an analysis of a tag-recapture experiment carried during the Macquarie Island fishery for this ... Abstract: This note describes a successful method for tagging Dissostichus eleginoides and ... species during the 1995-96 season. Simple population and tag accumulation models are used to account for ... obtained for the pre-fishing abundance of the population in the season of 996 000 fish. However, this is ...
Meeting Document : WG-FSA-96/39 : Author(s): de la Mare, W., Williams, R.
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Brief Report on the New Zealand BioRoss Research Program
Abstract: An update on the BioRoss research programme is provided for information purposes. The ...
Meeting Document : WG-FSA-03/45 : Author(s): J. Burgess (New Zealand)
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Analysis of fishing for Patagonian toothfish, Dissostichus eleginoides, conducted during the 28th fishery voyage by SRT Primorets
Abstract: An analysis of the Patagonian toothfish (Dissostichus eleginoides) fishery was carried ... zone in the 1994-1995 season. Author(s): Chikov, V.N. Title: Analysis of fishing for Patagonian ...
Meeting Document : WG-FSA-95/18 : Author(s): Chikov, V.N.
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Acquiring a ‘base datum of normality’ for a marine ecosystem: the Ross Sea, Antarctica
in pelagic and neritic marine ecosystems is reviewed with concrete evidence given for its existence ... marine ecosystems is reviewed with concrete evidence given for its existence in the current functioning ...
Meeting Document : WG-EMM-04/20 : Author(s): D. Ainley (USA)