Résultats de la recherche
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Plan of research program of the Ukraine in Subarea 48.2 in 2016 (second season)
Abstract: During March-April 2015 Ukraine began the research within statistical subarea 48.2 in ... accordance with the recommendations of CCAMLR-XXXIII. The certain number of the following bottom long line ... surveys are proposed to be conducted during March-April 2016. The research surveys will be conducted by ... the Ukrainian flagged FV SIMEIZ. The data collected in first year of the research showed the ...
Meeting Document : WG-SAM-15/40 : Auteur(s): Delegation of Ukraine
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A meta-analysis of by-catch in the Ross Sea toothfish fishery
Abstract: Following the recommendation of WG-FSA in 2014 the Secretariat has undertaken an ... analysis of bycatch in CCAMLR longline fisheries. The numerical target catch ratio (the number of target ... fish as a proportion of the total number of fish caught), using haul by haul data from the Ross Sea ... toothfish fishery from 2008 – 2014, was used as a single metric to examine the amount of bycatch reported by ...
Meeting Document : WG-FSA-15/04 Rev. 1 : Auteur(s): CCAMLR Secretariat
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Analysis of catch and effort data in SSRUs 882A–B North from the 2015 fishing season including comparisons with data from exploratory fisheries and closed areas
Abstract: At the 2015 meetings of WG-FSA and the Scientific Committee, the UK, New Zealand and ... the 2015 survey of the northern region of SSRUs 88.2A–B, including a comparison with all exploratory ... fisheries and closed areas. The analysis showed that overall, the CPUE rates observed in the survey were ... within the range of that observed in other exploratory fisheries and similar to those typically observed ...
Meeting Document : WG-SAM-16/16 Rev. 1 : Auteur(s): K. Large, A. Dunn, S.J. Parker, T. Earl, C. Darby, M. Söffker and O.R. Godø
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Preliminary results of a dedicated cetacean sighting vessel-based krill survey in East Antarctica (115°–130°E) during the 2015/16 austral summer season
Abstract: At the EEM-15, it was agreed that detailed information on survey design of the ... dedicated cetacean sighting vessel-based krill (CSVK) survey by Japan, would be submitted with data from the ... first of these annual surveys to the next meeting of WG-SAM (2016), to assess the survey design, in ... particular the trade-offs between the primary goal of gathering information on cetaceans versus the secondary ...
Meeting Document : WG-SAM-16/38 : Auteur(s): K. Matsuoka, A. Wada, T. Isoda, T. Mogoe and L.A. Pastene
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Comparison of estimators of effective sample size for catch-at-age and catch-at-length data using simulated data from the Dirichlet-multinomial Distribution
Abstract: The incorporation of “effective sample size” (ESS) in integrated assessments is an ... approximate but simple way of modelling the distribution of catch-at-age or catch-at-length frequencies using ... frequencies. The ESS applied within the definition of the negative log-likelihood contribution to the ... objective function in CASAL determines the implicit weight given to the commercial catch-at-age or catch-at ...
Meeting Document : WG-SAM-07/7 : Auteur(s): S.G. Candy (Australia)
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Stomach contents of sub-adult Antarctic toothfish (Dissostichus mawsoni) from the western Ross Sea, Antarctica
Abstract: The stomach contents of 190 sub-adult (51-100 cm TL) Antarctic toothfish (Dissostichus ... mawsoni) captured by bottom longline in the western Ross Sea were analysed. Fish were sampled during the ... ) were the most important prey by frequency, weight and IRI, while small notothens (Nototheniidae) were ... , but only 6% by IRI. Samples were collected mainly from the continental slope along the northern edge ...
Meeting Document : WG-FSA-06/27 : Auteur(s): D.W. Stevens (New Zealand)
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Report on a random stratified trawl survey to estimate distribution and abundance of Dissostichus eleginoides and Champsocephalus gunnari conducted in the Heard Island region (Division 58.5.2), May–June 2006
Abstract: Random stratified trawl surveys (RSTSs) of the distribution and abundance of demersal ... fish species on the Heard Island plateau have been conducted annually since 1997. The survey conducted ... in May-June 2006 had two main aims: • to assess the abundance and size structure of juvenile and ... adult Dissostichus eleginoides on the shallow and deep parts of the Heard Island Plateau.] • to assess ...
Meeting Document : WG-FSA-06/42 Rev. 1 : Auteur(s): G.B. Nowara, R. Williams and T. Lamb (Australia)
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Proposal to standardise the submission of meeting documents to working groups
Abstract: At the request of the Scientific Committee, the Secretariat has prepared a single ... reference document which provides guidelines for the submission of meeting documents to the Scientific ... Committee, WG-EMM and WG-FSA (including ad hoc WG-IMAF). In doing so, the Secretariat noted some Working ... Group-specific differences in relation to: submission deadline; exception to the deadline; and approach ...
Meeting Document : WG-FSA-05/15 : Auteur(s): Secretariat
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Comparison of 1981 FIBEX survey and 2000 CCAMLR survey on oceanographic variability in the Scotia Sea, Antarctica
) in order to investigate differences of oceanographic structures in the same area and summer season ... between the 1981 FIBEX survey and 2000 CCAMLR survey in the Scotia Sea, Antarctica. As a result, the ... distribution range of the cold Antarctic Surface Water less than 0°C in the 1981 FIBEX survey is clearly larger ... than the 2000 CCAMLR survey. In other words, the differences of the both surveys suggested that the ...
Meeting Document : WG-EMM-04/45 : Auteur(s): M. Naganobu and Y. Yoda (Japan)
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Cephalopod diet of the southern elephant seal (Mirounga leonina) at King George Island, South Shetland Islands
Abstract: In the austral summer of 1995/96, 25 southern elephant seals, Mirounga leonina, were ... present in 72% of the individuals sampled (n=18). Seven species of squid and 3 of octopus were identified ... . Overall, the squid species Psychroteuthis glacialis was by far the most important prey in terms of numbers ... (77%), biomass (80.8%) and frequency of occurrence (94.4%). Next in importance in terms of mass in the ...
Meeting Document : WG-EMM-99/13 : Auteur(s): G.A. Daneri, A.R. Carlini (Argentina) and P.G.K. Rodhouse (United Kingdom)