Résultats de la recherche
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Utilising data from ecosystem monitoring for managing fisheries: development of statistical summaries of indices arising from the CCAMLR Ecosystem Monitoring Program
anomalies. The last section outlines an approach to the further development of CEMP indices for application ... accumulation of anomalies. The last section outlines an approach to the further development of CEMP indices ... statistique quelle que soit l'accumulation des anomalies. La derniere section decrit les grandes lignes d'une ... data. The third section of the paper assesses approaches to identifying when values (years) of the ... identify which issues are important for its use in a formal management framework for Antarctic fisheries ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 101–117 : Auteur(s): de la Mare, W.K. and A.J. Constable
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Modelling catch and effort data using generalised linear models, the Tweedie distribution, random vessel effects and random stratum-by-year effects
. Further, the inclusion of an area stratum by fishing year interaction as an additional random effect in ... the GLMM is investigated. Fitting the stratum-by-year interaction as a fixed effect is problematic ... may be difficult. Fitting the stratum-by-year interaction as a random effect avoids this difficulty ... , and diagnostic methods to evaluate the validity of considering this interaction as random are ... -classifi cation. Further, the inclusion of an area stratum by fi shing year interaction as an additional ... random effect in the GLMM is investigated. Fitting the stratum-by-year interaction as a fi xed effect is ... estimates may be diffi cult. Fitting the stratum-by-year interaction as a random effect avoids this diffi ... culty, and diagnostic methods to evaluate the validity of considering this interaction as random are ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 59–80 : Auteur(s): Candy, S.G
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A proposed management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
for the current year (TACy’) as described in the next section which specifies the MP. 4. The ... , K.-H., J.M. Clark and C.A. Moreno. 2008. Interactions between cetaceans and fisheries in the ... . Killer whale (Orcinus orca) and sperm whale (Physeter mac- rocephalus) interactions with longline ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 33–69 : Auteur(s): Brandão, A. and D.S. Butterworth
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Fishing for toothfish using pots: results of trials undertaken around South Georgia, March–May 2000
CCAMLR Scier~ce, Vol. 8 (2001): 93-105 FISHING FOR ... scientific observers on board, as per CCAMLR guidelines. Observations indicated that the interaction of ... , or accessible to, scavenging birds. The only witnessed interaction with setting operations was when ... -section of sizes and sexes, were subjected to reimmersions. All individuals were 'lively' before ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 93–105 : Auteur(s): Agnew, D.J., T.M. Daw, G.M. Pilling and M.G. Purves
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A preliminary assessment of age and growth of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea, Antarctica
diamondedged saw. One half of the sectioned block was mounted (otolith section down) onto a microscope slide ... various studies on Antarctic silverfish age and growth are presented in La Mesa and Vacchi (2001) and ... (2): 111–119. La Mesa, M. and M. Vacchi. 2001. Age and growth of high Antarctic notothenioid fish ... Smith, W.O. Jr., D.G. Ainley and R. Cattaneo Vietti. 2007. Trophic interactions within the Ross Sea ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 75–86 : Auteur(s): Sutton, C.P. and P.L. Horn
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Experimental evaluation of the effectiveness of weighting regimes in reducing seabird by-catch in the longline toothfish fishery around South Georgia
section of the streamer line was recovered during hauling and reattached. All lines set, except numbers ... caught was dependent on the weighting regime long-term health of the bird concerned. In total, and the ... around South Georgia in the 1998 winter fishery (April to August). By-catch rates from the 8.5 kg/ 40 m ... interact with the vessel during setting operations. From early sets it was found that the high number ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 119–131 : Auteur(s): Agnew, D.J., A.D. Black, J.P. Croxall and G.B. Parkes
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Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea
zone struc- ture. Thick-section preparations were produced using a standardised resin embedding ... x50 magnification, with illumina- tion by reflected light. Thin-section preparations were produced ... thin-section prepara- tions the same zones appear as dark bands. This is due to the differing ... et al., 1995; Morales-Nin, 2001), but a number of stud- ies on a large range of species have ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 291–303 : Auteur(s): Marriott, P.M., M.J. Manning and P.L. Horn
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Analysis of trends in Japanese krill fishery CPUE data, and its possible use as a krill abundance index
-by-haul CPUE data is presented in the ‘Sta tistical methods’ section; (ii) a general explanation ... presented in the ‘Results’ section; Table 1: List of variables and their definitions. SU (searching ... Table 2, and “:” specifi es an interaction. The consistently best, minimal random-effects model was ... from November to February, and stayed constant until August, then decreased from September onwards ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 1–28 : Auteur(s): Kawaguchi, S., S. Candy, S. Nicol, K. Taki and M. Naganobu
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Movement, growth and available abundance to the fishery of Dissostichus eleginoides Smitt, 1898 at Heard Island, derived from tagging experiments
movement patterns of this species. Some genetic work has been published (Appleyard et al., 2001; Smith et ... al., 2001; Smith and McVeagh, 2000) which demonstrates that fi sh from widely separated locations ... et al. (2001) found very few genetic differences between fi sh in differ- ent grounds within the ... parameters (L∞ = 2 465 mm, k = 0.029 year-1, t0 = -2.56; data from SC-CAMLR, 2001). The tagged fi sh then ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 33–48 : Auteur(s): Williams, R., G.N. Tuck, A.J. Constable and T. Lamb
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A comparison between otoliths and scales for use in estimating the age of Dissostichus eleginoides from South Georgia
CCAMLR Scicrzce, Vol. 8 (2001): 75-92 A COMPARISON ... . Once cool, the anterior part of the otolith (1980) divided the section into three regions: an was ... Hillquist thin section machine, and the surface region consisting of a succession of narrower regular ... the Hillquist thin section machine, and the otolith half ground from the posterior side until a ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 75–92 : Auteur(s): Ashford, J.R., S. Wischniowski, C. Jones, S. Bobko and I. Everson