Результаты поиска

1. Estimating the impact of depredation by killer whales and sperm whales on longline fishing for toothfish (Dissostichus eleginoides) around South Georgia

   in recent years, most recently by Kock et al. (2008). Around South Georgia they were first recorded ... by Ashford et al. (1996) and more recently by Purves et al. (2004). Purves used CCAMLR observer ... assessment, although during 2007 it was found this had no sig- nificant effect on CPUE (Hanselman et al ... and area of capture (Hillary et al., 2006). Therefore, generalised linear models (GLMs) and ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 163–178 : Автор(ы): Moir Clark, J. and D.J. Agnew

2. Using ecosystem monitoring data to detect impacts

   decision-making based on attitudes to risk. File:  11hill-et-al.pdf ... наиболее низкой при использовании Hill et al. 198 Introduction The objectives of the ecosystem ... manage fish- ery impacts on the wider ecosystem (Constable et al., 2000; Miller, 2002). One of the ... - tion objectives for ‘dependent and related spe- cies’ (Constable, 2002; Hewitt et al., 2004). These ... part of CEMP, along with a number of non-CEMP parameters (see Reid et al., 2005 for details). Most of ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 197–212 : Автор(ы): Hill, S.L., J. Forcada, P.N. Trathan and C.M. Waluda

3. Integrating Count Effort by Seasonally Correcting Animal Population Estimates (ICESCAPE): a method for estimating abundance and its uncertainty from count data using Adélie penguins as a case study

   :  12mckinlay-et-al.pdf ... dénombrement typiques des McKinlay et al. 214 espèces de manchots, tels que le nombre de nids occupés ou ... fraction; Thompson et al., 1998), or from the absence of some animals from search effort (availability ... bias; Williams et al., 2002; Pollock et al., 2004). A further adjust- ment issue, and one that ... collection of adjustment data (Newbery and Southwell, 2009; Southwell et al., 2010). Rigorous adjustment of ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 213–227 : Автор(ы): McKinlay, J., C. Southwell and R. Trebilco

4. Biological characteristics of Antarctic fish stocks in the southern Scotia Arc region

   , malgre les grosses captures des quatre Kock et al. premieres annees de la pscherie et les ... Kock et al. INTRODUCTION Antarctic waters have been commercially exploited by trawl fishing since ... and Moreno, 1992; Moreno et al., 1996; Agnew et al., 1998) and to some extent around Elephant Island ... 1993 (Ashford et al., 1994). The South Orkney Islands (Subarea 48.2) were surveyed by bottom trawl in ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 1–41 : Автор(ы): Kock, K.-H., C.D. Jones and S. Wilhelms

5. Krill fishing in the Scotia Sea in relation to bathymetry, including the detailed distribution around South Georgia

   O T I ~ . A~anki3b1 no perkioHaM BbIxnane onpeAeneHHb1e Y Y ~ C T K H Murphy et al. pafio~oe ... to good effect (e.g. Everson and Goss, 1991; Ichii et al., 1994). Previously the data available to ... Krill Fishing in the Scotia Sea and Goss, 1991; Ichii et al., 1994). Subarea data give little ... predator colonies is required (Trathan et al., 199613) alongside data on the finer-scale distribution of ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 1–17 : Автор(ы): Murphy, E.J., P.N. Trathan, I. Everson, G. Parkes and F.H.J. Daunt

6. 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 : Автор(ы): Everson, I., B. Bendall and A. Murray

7. 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 : Автор(ы): Kawaguchi, S., T. Ichii, M. Naganobu and W.K. de la Mare

8. 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 : Автор(ы): Purves, M.G., D.J. Agnew, E. Balguerías, C.A. Moreno and B. Watkins

9. 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 : Автор(ы): Candy, S.G and A.J. Constable

10. 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 : Автор(ы): Croxall, J.P. and T.D. Williams

Страницы