Résultats de la recherche
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An integrated stock assessment for the Patagonian toothfish (Dissostichus eleginoides) for the Heard and McDonald Islands using CASAL
appropriate, since SLOF could not be removed to an acceptable degree. The issues concerning the effect of the ... plateau section of the relationship. For this reason incorporation of stock- recruitment relationship was ... groups with the main group, Survey Group 1, comprising surveys from 2001, 2002 and 2004 to 2007 ... population/fishery models. Year of release: 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 Number ... 1999 58 6 2000 24 71 48 2001 10 19 94 74 2002 10 2 65 56 84 2003 3 1 11 ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 1–34 : Auteur(s): Candy, S.G and A.J. Constable
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Scientific Abstracts 1994
acoustic survey, will yield mean krill density along an arbitrary section through the survey area, giving ... calculates current speeds normal to a section given an oceanographic dataset of current direction and speed ... exercise conducted by Japanese and US vessels on 15 and 16 August 1991. The suggestion that sex of Adélie ... field. These data include a lot of complex process interactions. Particles getting onto the shelf are ...
Document : Site Section: Publications
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Approaches to data collection and analysis for detecting and quantifying functional overlap at the scale of the individual vessell
Groups. Specifically, these discussions centre around two key issues: a) whether there are potential ... interactions and competition between the krill fishery and krill-dependent predators during fishing operations ...
Meeting Document : WG-EMM-18/33 : Auteur(s): M. Söffker and N. Gasco
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Fitting Euphausia superba into Southern Ocean food-web models: a review of data sources and their limitations
interactions with copepods (Atkinson et al., 1999; Hernández-Leon et al., 2001). The last decade, however ... et al., 1999; Forcada et al., 2006, 2008; Hill et al., 2012; Boyd and Murray, 2001; Trivelpiece et ... al., 2011; Reid and Croxall, 2001). However, care is needed to relate these measures correctly to ... rates (Reid, 2001) and regional population dynamics (Murphy and Reid, 2001; Reid et al., 2002 ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 219–245 : Auteur(s): A. Atkinson, S. Nicol, S. Kawaguchi, E. Pakhomov, L. Quetin, R. Ross, S. Hill, C. Reiss, V. Siegel, G. Tarling (submitted to the 2008 Joint CCAMLR-IWC Workshop)
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Mitigating killer whale depredation on demersal longline fisheries by changing fishing practices
Abstract: Odontocete depredation on longlines involves socio-economic and conservation issues ... extensive monitoring of the killer whale population allowed us to model interactions with whales, CPUE and ... detected statistically using generalized linear mixed models. The probability of interactions between ...
Meeting Document : WG-FSA-14/P03 : Auteur(s): P. Tixier, J. Vacquie Garcia, N. Gasco, G. Duhamel and C. Guinet
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Rapport de synthèse : Procédure CCAMLR d'évaluation de la conformité (CCEP)
Contracting Parties. The Secretariat circulated Draft reports prior to the Commission meeting on 8 August 2018 ... status. The Draft reports identified 10 potential conservation measure implementation issues, affecting 7 ...
Meeting Document : CCAMLR-XXXVII/13 Rev. 1 : Auteur(s): CCAMLR Secretariat
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Translation review of the Basic Documents and the conservation measures
proposed changes were available for consultation between June and August. These changes will be included in ... of major issues identified in the conservation measures and the Basic Documents are appended, and the ...
Meeting Document : CCAMLR-XXXVII/BG/12 : Auteur(s): CCAMLR Secretariat
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A first step towards modelling the krill–predator dynamics of the Antarctic ecosystem
: (i) species interaction effects alone can explain observed predator abundance trends, though not ... objective of the study is to determine whether predator–prey interactions alone can broadly explain observed ... for investigation. Amongst the key inferences of the study are that: (i) species interaction effects ... –krill interaction model introduced in Mori and Butterworth (2004) in various ways, as detailed in the ... ‘Data and methods’ section. First, however, the background motivating this study is summarised. Brief ... taken between 1973 and 2001 (Miller, 2002). The fishery has been stable for the past nine years with ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 217–277 : Auteur(s): Mori, M. and D.S. Butterworth
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Vast assembly of vocal marine mammals from diverse species on fish spawning ground
information about species interactions both intraspecific predator relations as well as interaction between ... suitable for krill and whale interaction we might need to increase the frequency range. However, the ... methodology offer coverage of 10s of km and may thus inform about variability issues now causing troubles in ...
Meeting Document : WG-EMM-16/P01 : Auteur(s): D. Wang, H. Garcia, W. Huang, D.D. Tran, A.D. Jain, D.H. Yi, Z. Gong, J.M. Jech, O.R. Godø, N.C. Makris and P. Ratilal
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CCAMLR ecosystem monitoring and management: future work
), Mangel and Switzer (1998) and Constable (2001) – although such modelling was also undertaken for the ... on the major species (see Yodzis, 2001 for review). Scales of Monitoring and Management for a ... , 2001). In addition, varia- tion in the fi shery might arise through varying dependence on particular ... procedure. Some consideration will need to be given to the different scales of interaction for different ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 233–253 : Auteur(s): Constable, A.J