Résultats de la recherche
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Environment–krill relations in the South Georgia marine ecosystem
agrees with other data which give direct or indirect indications of krill availability, suggesting it can ... atmospheric components of the system, and there are also correlations with CPUE data. The CPUE index generally ... Paper Title: Environment–krill relations in the South Georgia marine ecosystem Abstract ... study, time series of krill abundance (CPUE) indices were derived from Soviet fishing operations in the ... Soviet vessels fish for krill during November or December, but catch data were not available for ... stock assessments and their data requirements. In: J.A. Gulland (Ed). Fish Population Dynamics. Second ... generally agrees with other data which give direct or indirect indications of krill availability ... krill concentration (British Antarctic Survey, unpublished data). In such areas krill fishing will ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 13–30 : Auteur(s): Fedoulov, P.P., E. Murphy and K.E. Shulgovsky
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Factors to consider in developing management measures for krill
krill fisheries. Various possible elements of procedures such as reactive, predictive, and feedback ... Paper Title: Factors to consider in developing management measures for krill Abstract ... importance of the fisheries. The strategy approaches outlined in this document all have various advantages ... fisheries. Can. J. Fish. Aquat. Sci. 43: 1187-1200. BEDDINGTON, J.R. and W.K. DE LA MARE. 1984. Marine ... conservation. In any case, the problems that have been encountered in conserving fish stocks elsewhere point ... catches are attained by accepting a lower average yield. 178 3.4 Data and Assessment Methods ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 175–187 : Auteur(s): de la Mare, W.K.
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The sensitivity of multiple output statistics to input parameters in a krill–predator–fishery ecosystem dynamics model
plausible alternative hypotheses in data-poor situations. Apparent sensitivity is a function of both input ... Paper Title: The sensitivity of multiple output statistics to input parameters in a krill ... within CCAMLR to evaluate options for managing the Antarctic krill fishery in the Scotia Sea and southern ... recruitment through pre-recruit mortality. A parameter mediating the effect of a forcing function on krill ... fish, for which there was insuffi- cient information) for the period 1970 to 2006 based on data and ... statistics in a krill–predator–fishery ecosystem dynamics model multiple simulations and data processing. As ... . McAllister, C. LeQuere and J. Turner. 2007a. Model uncertainty in the ecosystem approach to fisheries. Fish ... validating and tuning operating models for krill fishery manage- ment in Area 48. Document WG-EMM-08/10 ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 97–118 : Auteur(s): Hill, S.L. and J. Matthews
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Fishing ground selection in the Antarctic krill fishery: trends in patterns across years, seasons and nations
characterised using STATLANT and CCAMLR fine-scale data. Among the 15 small-scale management units (SSMUs ... further discussed. A revised format for data submission is suggested in order to accommodate possible ... Paper Title: Fishing ground selection in the Antarctic krill fishery: trends in patterns across ... remained relatively constant in Subareas 48.2 (March–May) and 48.3 (June–August). In 25 years of krill ... -scale catch and effort data). The STATLANT database contains all reported krill catches at FAO ... haul-by-haul data held in the National Research Institute of Far Seas Fisheries (Japan) for a more ... this area (Figure 4). Krill recruitment and abundance using scien- tific net-haul data in the South ... grids and fish- ing grounds, and (ii) the possibility that the high variability in krill availability ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 117–141 : Auteur(s): Kawaguchi, S., S. Nicol, K. Taki and M. Naganobu
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Sea-surface temperature and krill catches around South Georgia in December–February 1989–1991 and 1999–2001
. Analyses of the data at the beginning of each summer season could enable us to evaluate the potential for ... Paper Title: Sea-surface temperature and krill catches around South Georgia in December–February ... conducting a krill fishery in the area during the entire year. The reliability of these forecasts could be ... appraised by comparing them with krill catches obtained under various hydrological conditions. In comparison ... –1991 and 1999–2001. Corresponding krill catch data from Subarea 48.3 were taken from CCAMLR reports ... : 74–85 (in Russian). Ramm, D. and E. Appleyard. 2001. Krill fi shery in- formation. Document WG ... the data at the beginning of each summer season could enable us to evaluate the potential for ... viabilidad de una pesquería de kril en el área durante todo el año. Sería posible evaluar la fi abilidad de ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 165–174 : Auteur(s): Vanyushin, G.P
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Quantifying movement behaviour of vessels in the Antarctic krill fishery
/ Description: Ten years of recent fine-scale haul-by-haul krill data were used to characterise the behaviour ... analyses demonstrate the need for high-quality year-round data on all vessels participating in the krill ... Paper Title: Quantifying movement behaviour of vessels in the Antarctic krill fishery Abstract ... of the krill fishery. Analysis of distance between hauls in relation to their catch level revealed a ... -scale haul-by-haul krill data were used to characterise the behaviour of the krill fishery. Analysis of ... high-quality year-round data on all vessels participating in the krill fishery to assist in ... through analysis of actual operational data need to be updated because the krill fishery has changed ... haul-by haul data from the krill fishery, this study aims to: (i) analyse movement patterns of krill ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 131–148 : Auteur(s): Kawaguchi, S. and S.G. Candy
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On the intensity of sampling krill trawl catches
uses actual krill length-frequency data in an attempt to address the problem of the determination of ... influence length-frequency data quality is also considered. Attention is drawn to the following: • all ... Paper Title: On the intensity of sampling krill trawl catches Abstract / Description: This paper ... adequate sample size to obtain representative krill length-frequency distributions from commercial catches ... krill que ce document tente de resoudre le probleme de la determination de la taille de l'echantillon ... CATCHES D.G.M. Miller* Abstract This paper uses actual krilllength-frequency data in an attempt to ... variability and sample decomposition) which may influence length-frequency data quality is also considered ... cost of sampling be found. This paper therefore uses actual krilllength-frequency data to address the ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 29–48 : Auteur(s): Miller, D.G.M.
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The use of patent databases to predict trends in the krill fishery
currently informed by data on annual catches and by CCAMLR’s annual notification procedure. There has been ... Paper Title: The use of patent databases to predict trends in the krill fishery Abstract ... / Description: The fishery for Antarctic krill (Euphausia superba) caught 210 000 tonnes in 2009/10 with ... vessels from six of CCAMLR’s 25 Members participating in the fishery. Trends in the krill fishery are ... krill – recent develop- ments. Fish and Fisheries, doi: 10.1111/j.1467- 2979.2011.00406.x. Ninan, S ... Members participating in the fishery. Trends in the krill fishery are currently informed by data on ... krill fish- ery: catches and catch notifications. Over the past 10 years, both indicators have shown ... J. Foster. 2002. Detecting trends in the krill fishery. Document WG-EMM-02/25. CCAMLR, Hobart ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 135–144 : Auteur(s): Foster, J., S. Nicol and S. Kawaguchi
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An assessment of the merits of length and weight measurements of Antarctic krill Euphausia superba
predictors of wet or dry weight in Antarctic krill Euphausia superba Dana are standardised with new data on ... biomass based on acoustic data. An alternative approach is examined in which length and additional ... biological data are assessed in terms of decreases in the residual variance of relationships. We have ... Paper Title: An assessment of the merits of length and weight measurements of Antarctic krill ... Antarctic krill Euphausia superba Dana are standardised with new data on the relationships of three length ... potential such variation has for introducing error into estimates of biomass based on acoustic data. An ... alternative approach is examined in' which length and additional biological data are assessed in terms of ... approche examinee dans le document consiste a evaluer la longueur et des donnees biologiques ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 371-373 : Auteur(s): Morris D.J., J.L. Watkins, C. Ricketts, F. Buchholz, and J. Priddle
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The foraging range of Adélie penguins – implications for CEMP and interactions with the krill fishery
-scale krill catch data for the regions of interest. The potential for overlap with krill fishing occurs ... the krill fishery Abstract / Description: This paper presents a summary of the foraging locations of ... feeding chicks regularly travelled up to 120 km offshore to the continental shelf and returned with krill ... between foraging areas of Adélie penguins and fishable concentrations of krill be investigated before a ... foraging trips were compared with historical records of fine-scale krill catch data for the regions of ... compares these foraging locations with fine-scale catch data on Antarctic krill, Euphat~sia szlpevba, for ... foraging trips. The data on krill catches presented in Figures 2b and 3a-c were derived from the ... Range in Relation to the Krill Fishery Fish ("/.l 8 - 59 5 - 32 31 3 l 47 - 76 The ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 75–87 : Auteur(s): Kerry, K.R., J.R. Clarke, S. Eberhard, H. Gardner, R.M. Lawless, S. Corsolini, S. Focardi, E. Franchi, D. Rodary and R. Thomson