Search results
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A review of rattail (Macrourus spp.) and skate by-catch and analysis of standardised CPUE, for the exploratory fishery in the Ross Sea (CCAMLR Subareas 88.1 and 88.2) from 1997/98 to 2004/05
either dataset. There are a number of inconsistencies within the observer data which need to be resolved ... before these data can usefully be used for estimating bycatch. These include a consistent definition of a ...
Meeting Document : WG-FSA-05/24 : Author(s): S.L. Ballara and R.L. O’Driscoll (New Zealand)
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A review of methodologies aimed at avoiding and/or mitigating incidental catch of protected seabirds.
required, and even within a fishery there is likely to be individual vessel refinement of mitigation ... are likely to be the most effective regime at this point to mitigate seabird interactions with the ...
Meeting Document : WG-FSA-05/P8 : Author(s): Bull, L.
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Descriptive analysis of the Antarctic toothfish (Dissostichus mawsoni) tagging scheme in the Ross Sea for the years 1997/98 to 2003/04
been in the same proportion as the catch by area. However, recapture rates have tended to be higher in ... without significant damage to fish, and there appears to be a trade-off between maximising size of ...
Meeting Document : WG-FSA-SAM-05/10 : Author(s): A. Dunn, S.M. Hanchet and K. Maxwell (New Zealand)
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An interlaboratory comparison of ages estimated for Dissostichus eleginoides from the Argentine Sea, southwest Atlantic Ocean
otolith margin where the zones can be very narrow. Consequently, INIDEP has adopted the NIWA method to ... otoliths could not be classified as easy to read, the clarity of their zones is quite similar in the South ...
Meeting Document : WG-FSA-04/45 : Author(s): M.C. Cassia (Argentina), P.L. Horn (New Zealand) and J.R. Ashford (USA)
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Coordinating approaches to incidental mortality arising from fisheries
application of approaches to minimise by-catch needs to be consistent where possible across non-target taxa. A ... that need to be addressed based on a preliminary evaluation of risks. This would facilitate agreement ...
Meeting Document : WG-FSA-03/71 : Author(s): A.J. Constable, C. Davies, A.T. Williamson, R. Williams and E. van Wijk (Australia)
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Peculiarities of icefish Champsocephalus gunnari (Channichthyidae) distribution in South Georgia area during the surveys made by STM Atlantida in 2000 and 2002
oceanological conditions, length-age composition of pelagic component may be formed by all size classes. Results ... quantitative assessment to be made for bottom (bottom net survey) and pelagic (hydroacoustic survey) components ...
Meeting Document : WG-FSA-03/55 : Author(s): Zh.A. Frolkina, S.M. Kasatkina and N.N. Zhigalova (Russia)
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The Ross Sea, Antarctica, where all ecosystem processes still remain for study
growing. The economic value of the resources should be weighed against the value of the system as a unique ... different fishery management strategies can be modeled in the context of short-term and decadal variation in ...
Meeting Document : WG-EMM-02/60 : Author(s): D. Ainley (USA)
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Standing stock estimates of finfish biomass from the 2002 Polarstern bottom trawl survey around Elephant Island and the South Shetland Islands (Subarea 48.1) with some notes on the composition of catches taken north of Joinville Island – D’Urville Island
Chionodraco rastrospinosus. For these species, biomass estimates were found to be 3 comparable to survey ... quantities prior to commercial exploitation in 1979/80. It should be noted that more than 95 % of the ...
Meeting Document : WG-FSA-02/24 : Author(s): K.-H. Kock (Germany), C.D. Jones (USA), J. Appel (Germany), G. von Bertouch (CCAMLR Secretariat), D.F. Doolittle (USA), M. la Mesa (Italy), L. Psenichnov (Ukraine), R. Riehl (Germany), T. Romeo (Italy), S. Schöling (Germany) and L. Zane (Italy)
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Preliminary analysis of seabird by-catch using CCAMLR observer data
most other factors cannot be fully analysed with the present data. Even vessels using streamer lines ... , experimental approaches to identifying effective mitigation measures may be preferable to post-hoc analysis of ...
Meeting Document : WG-FSA-99/28 : Author(s): D.J. Agnew and J.P. Croxall (United Kingdom)
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Occurrence of Antarctic krill (Euphausia superba) concentrations in the vicinity of the South Shetland Islands: relationship to environmental parameters
frontal zone (36 g m –2), being highest along the shelf break (131 gm–2) in the inshore zone. Krill were ... (36 g m –2), being highest along the shelf break (131 gm–2) in the inshore zone. Krill were ...
Meeting Document : WG-EMM-98/18 : Author(s): T. Ichii, K. Kayatama, N. Obitsu, H. Ishii and M. Naganobu (Japan)