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Growth rates of Antarctic fur seals as indices of environmental conditions
weighing cross-sections of the population were compared with measured/inferred changes in the the ... growth rates in years of low krill availability. Biases reflecting changes in the component of the ... linearity. The indices of growth deviates produced a more logical relationship with other indices of pup ... mass at age in each year compared to the multi-year mean, that was not dependent on assumptions of ...
Meeting Document : WG-EMM-01/20 : Автор(ы): K. Reid (United Kingdom)
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An assessment of Chaenocephalus aceratus and Pseudochaenichthys georgianus in Subarea 48.3
the years 1977 to 1988 consisted of catches of C. aceratus and P. georgianus. Biological, age-length ... and length data from Polish research and commercial sources has been used with the new catch data in a ... VPA (Variable Population Analysis). The analyses show good agreement with historical biomass estimates ...
Meeting Document : WG-FSA-90/06 : Автор(ы): D.J. Agnew (Secretariat) and K.-H. Kock (Germany)
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On the scientific observation and krill escape mortality in the krill fishery
Abstract: For several years (2006-2009) the Ukraine has been proposing that international or ... highlighted the magnitude of the scientific uncertainties and data gaps that are hampering progress with ... fishery. Krill escapement mortality- and the methods to determine it- is closely connected with the need ...
Meeting Document : CCAMLR-XXIX/45 : Автор(ы): Delegation of Ukraine
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An analysis of temporal variability in abundance, diversity and growth rates in the coastal ichthyoplankton assemblage of South Georgia (sub-Antarctic)
) and C. gunnari (Channichthyidae), dominated abundance in all years. Significant seasonal and ... significantly correlated with local SST or primary productivity. Estimates of larval growth are provided for 5 ... temperature and /or food availability. A comparison with historical growth data from South Georgia suggests ... Abstract: Data from a seven-year (2002-2008) ichthyoplankton sampling programme in Cumberland Bay ...
Meeting Document : WG-FSA-12/33 : Автор(ы): M. Belchier and J. Lawson (United Kingdom)
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Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2014/2015
Weddell Sea during most time of the year, this large water area is very similar with the Ross Sea. This ... the Russian Federation multi-year research program in the Weddell Sea that are prospected for 5 years ... with CCAMLR decision rules. The program contains schedule and research program of the third stage of ...
Meeting Document : WG-SAM-14/07 : Автор(ы): Delegation of the Russian Federation
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Congruent, decreasing trends of Gentoo Penguins and Crozet Shags at sub-Antarctic Marion Island suggest food limitation through common environmental forcing
Indian Ocean, were strongly correlated over 19 split-years from 1994/95–2012/13. Both species decreased ... -2000s were associated with improved breeding success. At a colony of Gentoo Penguins, breeding success ... was negatively correlated with the date of arrival of adults to breed. Gentoo Penguins and Crozet ...
Meeting Document : WG-EMM-14/P09 Rev. 1 : Автор(ы): R.J.M. Crawford, B.M. Dyer, L. Upfold and A.B. Makhado
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Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2014/2015
Weddell Sea during most time of the year, this large water area is very similar with the Ross Sea. This ... the Russian Federation multi-year research program in the Weddell Sea that are prospected for 5 years ... with CCAMLR decision rules. The program contains schedule and research program of the third stage of ...
Meeting Document : WG-FSA-14/09 : Автор(ы): Delegation of the Russian Federation
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Seamount-specific biomass estimates from SSRU 88.2H in the Amundsen Sea derived from mark-recapture data
complex, and residence time on particular seamounts declines rapidly over 1–4 years. Fishing has occurred ... overall showed a decline in biomass through time with a slight increase in biomass since 2012. The pattern ... in the percentage of the population tagged due to the annual immigration of untagged fish, along with ... on almost every seamount in every year and usually in proportion to the level of tagging on the ...
Meeting Document : WG-FSA-14/58 : Автор(ы): S.J. Parker and S. Mormede (New Zealand)
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SKATE DIET AT SOUTH GEORGIA INDICATES BENTHIC HABIT OF KRILL
South Georgia, Southern Ocean. The diet of A. georgiana varied with skate size and between years ...
Meeting Document : WG-FSA-09/15 : Автор(ы): C.E. Main and M.A. Collins (United Kingdom)
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Stock assessment of the mackerel icefish, Champsocephalus gunnari (Lönnberg, 1906) in Subarea 48.3 for the 1991/91 season, using virtual population analysis
situation to assessments in 1989/90 with a decrease in overall biomass and recruitment over recent years ...
Meeting Document : WG-FSA-91/15 : Автор(ы): G. Parkes (United Kingdom)
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