Résultats de la recherche

1. Otolith and body size relationships in the mackerel icefish (Champsocephalus gunnari)

   predator of krill (Kock et al., 1994) and prey for fur seals (Arctocephalus gazella) (North et al., 1983 ... 24 C. gunnari to indicate the likely size of fish eaten by the seals (North et al., 1983). While ... same for each survey; details of a typical example are set out in Everson et al. (1991). During the ... ) and Genstat (Payne et al., 1997). Linear regressions were fitted to loglo-transformed data, and ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 117–123 : Auteur(s): Everson, I., B. Bendall and A. Murray

2. Do krill and salps compete? Contrary evidence from the krill fisheries

   Livingston, Kawaguchi et al. solo se detect0 una proporcion elevada de kril verde cuando la densidad de ... (Siege1 and Loeb, 1995; Loeb et al., 1997). This speculates that the consumption of primary production ... development (Loeb et al., 1997). The timing and duration of salp blooms vary greatly between and within ... 100 616.9 99 667.3 Pr(x2 ) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Kawaguchi et al ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 205–216 : Auteur(s): Kawaguchi, S., T. Ichii, M. Naganobu and W.K. de la Mare

3. Killer whale (Orcinus orca) and sperm whale (Physeter macrocephalus) interactions with longline vessels in the Patagonian toothfish fishery at South Georgia, South Atlantic

   purves et al proof.indd CCAMLR Science, Vol. 11 ... investigations are needed to determine the extent and effects of Purves et al. 112 longline–cetacean ... , Dissostichus eleginoides, South Georgia, toothfi sh, CCAMLR Purves et al. 114 Introduction The longline ... shery in the Gulf of Alaska (Hill et al., 1999; Sigler et al., 2002), where interactions range from ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 111–126 : Auteur(s): Purves, M.G., D.J. Agnew, E. Balguerías, C.A. Moreno and B. Watkins

4. An integrated stock assessment for the Patagonian toothfish (Dissostichus eleginoides) for the Heard and McDonald Islands using CASAL

   and software (de la Mare, 1994; de la Mare et al., 2002). The esti- mates of cohort strength were ... ) (Constable and de la Mare, 1996). The results using the GYM are pre- sented by Welsford et al. (2006a ... ; Butterworth et al., 2003; Hillary et al., 2006). CASAL (Bull et al., 2005) is one such tool that makes the ... (D. mawsoni) (Dunn et al., 2004, 2005; Dunn and Hanchet, 2006, 2007) and D. eleginoides (Hillary et ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 1–34 : Auteur(s): Candy, S.G and A.J. Constable

5. The gentoo penguin as a candidate species for the CCAMLR Ecosystem Monitoring Program

   % by weight of the diet (Croxall et al., 1988a and unpublished data). During the incubation and ... krill is the main (70%+) component of the diet (Jablonski, 1985; Trivelpiece et al., 1987). In both ... appear to feed chiefly on fish, at least during single foraging trips (Jablonski, 1985; Croxall et al ... breeding biology are: Trivelpiece et al. (1987) at the South Shetland Islands, Williams (1990) at South ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 483–488 : Auteur(s): Croxall, J.P. and T.D. Williams

6. CCAMLR ecosystem monitoring and management: future work

   overwhelming evidence for the need to take action (reactive management) (Constable et al., 2000). A process ... principles of how scientifi c evidence could be used in the decision-making process (Constable et al., 2000 ... presented. Gaps in the Existing Approach Currently, the Krill Yield Model (Butterworth et al., 1994 ... context, such that management actions are appropriately scaled (Murphy et al., 1988). Importantly, the ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 233–253 : Auteur(s): Constable, A.J

7. Acoustic data analysis and models of krill spatial distribution

   -Morin-et-al.pdf ... , indicating an approximately equal variance at all scales (white noise). The result of Weber et al. (1986 ... the description of Weber et al (1986) to see if the same type of spectrum can describe the krill ... facilitate comparison with the power spectrum of Weber et al (1986), the data were also analyzed by first ... spanning the same scales as Weber et al (Figures 2 and 3). 314 A second description of spatial ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 311–329 : Auteur(s): Morin, A., A. Okubo and K. Kawasaki

8. Target strengths of Antarctic krill (Euphausia superba)

   are approximately 10dB lower than previously assumed. File:  06-Everson-et-al.pdf ... (1982) at 120 kHz and those by Nakayama et al. (1986) at 200 kHz. To supplement such measurements ... 1984, Foote et al. 1987), which is now the accepted method of calibrating fisheries acoustics ... . superba. The work of K0geler et al. (1987) was noted for its finding of systematic variations in density ... that quite small changes can be very significant in the context of echo formation (Greenlaw et al ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 265–279 : Auteur(s): Everson, I., D.G. Bone, J.L. Watkins and K.G. Foote

9. The effects of monitoring procedures on Adélie penguins

   (Ainley et al., 1983) and swimming efficiency (Culik et al., 1993). Some types of bands can cause ... overall outcome tends to be a n increase in foraging trip durations (Wilson et al., 1989; Croll et a l ... /92. This contrasts with the results of Ainley et al. (1983) who found that the survival rate of ... Effects of Monitoring Procedures on AdClie Penguins et al., 1992) and mortality due to rebanding of ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 155–164 : Auteur(s): Clarke, J. and K. Kerry

10. Assessing the power to detect systematic change in Adélie penguin foraging trip duration

    естественные изменения. При рассмотрении походов и пингвинов изменчивость была выше на Southwell et al ... ; Croxall et al., 1988). Foraging trip duration is one of the parameters recommended for measurement under ... penguin foraging trip duration duration and of ecosystem indicators in general (Landres et al., 1988 ... affecting the indicator (Southwell et al., 2004). At the inception of CEMP little was known about the ...

    Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 201–215 : Auteur(s): Southwell, C., J. Clarke and L.M. Emmerson

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