Search results
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DEFINING TAG RATES AND TACS TO OBTAIN SUITABLY PRECISE ABUNDANCE ESTIMATES FOR NEW AND EXPLORATORY FISHERIES IN THE CCAMLR CONVENTION AREA
. With respect to the tagging-based abundance estimator, we use the Lincoln-Petersen method and derive a ... give us an abundance estimate with a coefficient of variation of 30% for the Patagonian toothfish stock ...
Meeting Document : WG-SAM-08/06 : Author(s): R.M. Hillary (UK)
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An underwater setting method for surface longliners, to minimise the accidental/incidental capture of seabirds
are reported in this document. One with the tube opening facing forward was unsuccessful,in flushing ... trials to the setting depth of 1.5 metres. A second trial was undertaken with the backward facing U tube ...
Meeting Document : WG-FSA-97/53 : Author(s): Walshe, K.A.R., Parnes, P.
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Implanted identification tags in penguins: implantation methods, tag reliability and long-term effects (draft version)
problems associated with the use of implanted devices. The transponder removed from one bird had developed ... with iodine or alcohol. The problem of tag migration is yet to be quantified and may be more difficult ...
Meeting Document : WG-EMM-Methods-96/08 : Author(s): Kerry, K., Clarke, J.
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The Ross Sea Region Marine Protected Area: Current proposal and looking forward
Abstract: MPAs are an important tool for biodiversity conservation with benefits for fisheries ... proponents have continued to negotiate with all CCAMLR Members, taking into account their concerns, which are ...
Meeting Document : CCAMLR-XXXIV/BG/27 : Author(s): Submitted by ASOC
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Using preferred habitat models for chinstrap penguins (Pygoscelis antarctica) to help improve krill fisheries management during the penguin breeding season
find that the chinstrap penguins breeding on the South Orkney Islands use areas which overlap with ... populations may become evident. With this in mind, we recommend the implementation of monitoring schemes to ...
Meeting Document : WG-EMM-17/33 : Author(s): V. Warwick-Evans, N. Ratcliffe, H.L. Clewlow, L. Ireland, A. Lowther, F. Manco and P.N. Trathan
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Comparison of equal-area cylindrical and circular piston transducers
the principle that the acoustically active areas be equal. Computations are performed with the actual ... patterns with measurement gives confidence in the radiation model, which is used to compute the directivity ...
Meeting Document : WG-EMM-95/08 : Author(s): Foote, K.G.
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Detailed distribution of krill fishing around South Georgia
operated further west on a range of banks associated with submarine canyons. The data for 1993 were only ... relation to the ecology of krill and the fishery interaction with the local predator colonies. Author(s ...
Meeting Document : WG-EMM-96/64 : Author(s): Parkes, G., Everson, I., Trathan, P.N., Murphy, E.J.
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The use of morphometric parameters for the determination of sex of Adelie penguins
, cubitocarpal) with the mean discriminant score of 55.39. Males have a higher score and females a lower one. The ... the sex of the birds can be increased by avoiding those with a discriminant score close to the mean ...
Meeting Document : WG-CEMP-91/5 Rev. 1 : Author(s): K.R. Kerry, D.J. Agnew, J.R. Clarke and G.D. Else (Australia)
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Soft-sediment macrozoobenthos from Domain 1 (Antarctica): A preliminary report using community parameters and proxies
biogenic opal and TOC in sites with highest density of benthic organisms. Although, sampling effort can ... considered as a hot-spot of diversity as well as production, and the geochemical proxies are in agree with ...
Meeting Document : SC-CAMLR-XXXVI/BG/10 : Author(s): Delegation of Chile
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The random stratified trawl survey to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari in the waters surrounding Heard Island (Division 58.5.2) for 2017
April, with the completion of 163 stations. The survey has been conducted on the FV Atlas Cove since ... surveys, but with a new set of randomly selected station points. The unstratified density of Dissostichus ...
Meeting Document : WG-FSA-17/14 Rev. 1 : Author(s): G.B. Nowara, T.D. Lamb and P. Ziegler