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A generalised model for evaluating yield and the long-term status of fish stocks under conditions of uncertainty
the spawning stock biomass in accordance with CCAMLR criteria. These specify a bound on the ... specify growth, mortality, age-dependent selectivity and seasonal patterns in fishing mortality. Results ... the spawning stock biomass in accordance with CCAMLR criteria. These specify a bound on the ... incorporate functions that specify growth, mortality, age-dependent selectivity and seasonal patterns in ... the reproductive performance of the stock was not jeopardised (SC-CAMLR, 1987). In addition, this ... la t i on (a difficult task in any fishery). However, it is based on the assumption that the ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 31–54 : Автор(ы): Constable, A. and W.K. de la Mare
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Predation on cephalopods by Pygoscelis papua and Arctocephalus gazella at South Orkney Islands
upon by Gentoo penguins were represented by 1974 beaks (1628 lower, 346 upper) which occurred in 50.4 ... constituted 78.8% and 21.1% in terms of numbers, respectively. The mean lower rostral length for S ...
Meeting Document : WG-EMM-04/68 : Автор(ы): M.M. Libertelli, G.A. Daneri (Argentina), U. Piatkowski (Germany), N.R. Coria and A.R. Carlini (Argentina)
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Distribution of foraging by female Antarctic fur seals
the spatial impact of breeding female fur seals on krill at South Georgia. This suggested that, in ... present in some regions where they forage intensively. However, mean consumption was about one-tenth of ...
Meeting Document : WG-EMM-03/38 : Автор(ы): I.L. Boyd, I.J. Staniland and A.R. Martin (United Kingdom)
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Synopsis of CEMP and non-CEMP predator parameters from Admiralty Bay and Cape Shirreff, South Shetland Islands, Antarctica: their relationships to krill abundance and ice cover, 1978–2003
. Results of the analyses are presented in a series of 6 Tables, following the outline of a Draft paper by ... performance indices collected at the two sites 2. Table 2. Data on annual variability in krill biomass density ...
Meeting Document : WG-EMM-03/61 : Автор(ы): W.Z. Trivelpiece (USA), K. Salwicka (Poland) and S.G. Trivelpiece (USA)
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Subgroup on Assessment Methods: Report to the Working Group on Fish Stock Assessment 2002
Abstract: Over the last two years, discussions in WG-EMM, WG-FSA and the Scientific Committee ... archiving. 3. a proposed workplan for the future, including a timetable for work in the 2003 intersessional ...
Meeting Document : WG-FSA-02/80 : Автор(ы): A.J. Constable (Subgroup Coordinator)
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SOUTHERN OCEAN SENTINEL: AN INTERNATIONAL PROGRAM TO ASSESS CLIMATE CHANGE IMPACTS ON MARINE ECOSYSTEMS
of human activities and ecosystem services that could be impacted by climate change? The manner in ... impacts: Establishing a Southern Ocean Sentinel program’, which was held at CCAMLR Headquarters in Hobart ...
Meeting Document : SC-CAMLR-XXVIII/BG/17 : Автор(ы): Delegation of Australia
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THE ROSS SEA AS A UNIQUE EVOLUTIONARY SITE
notothenioids, an endemic perch-like group. Relative to fish fauna in warmer regions, the nature of the Ross Sea ... and the environment, in its natural state. Author(s): J.T. Eastman and D.G. Ainley (USA) Title: THE ...
Meeting Document : WG-EMM-09/13 : Автор(ы): J.T. Eastman and D.G. Ainley (USA)
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Krill population trends
concentrated for the last 20 years. There have been suggestions of changes in the distribution and abundance of ... intense inter- and intra-annual variability of krill abundance within regions. These fluctuations in ...
Meeting Document : CCAMLR-IWC-WS-08/11 : Автор(ы): Tarling, G., Watkins, J., Quetin, L., Reiss, C., Atkinson, A., Ross, R., Pakhomov, E., Kawaguchi, S., Nicol, S., Siegel, V.
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CCAMLR ecosystem monitoring program standard methods: determination of sex of Adelie penguins
laying. Peak presence of males occurred 15–21 days after the appearance of the first egg in the colony ... and peak presence of females after 33–36 days from this date. In all three seasons male birds could be ...
Meeting Document : WG-CEMP-94/08 : Автор(ы): K.R. Kerry, J.R. Clarke and G.D. Else (Australia)
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Study on reproductive biology of Champsocephalus gunnari, Chaenocephalus aceratus and Pseudochaenichthys georgianus from South Georgias and Shag Rocks, Dr Eduardo Holmberg survey – May 2013
This not only confirms the spawning time of C.gunnari in South Georgias and Shag Rocks, but also ... and 7 oocytes/g for C.aceratus and P.georgianus. In the case of C.gunnari and P.georgianus, it was ...
Meeting Document : WG-FSA-13/59 : Автор(ы): M.I. Militelli, G.J. Macchi and K.A. Rodrigues (Argentina)
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