Résultats de la recherche

1. Statistical problems in krill stock hydroacoustic assessments

   :  Two primary issues are at question for hydroacoustic assessments of krill. The first is the methods ... -series information cannot be obtained by any other means and, so long as data are collected and archived ... HYDROACOUSTIC ASSESSMENTS M.C. Macaulay Abstract Two primary issues are at question for hydroacoustic ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 301–309 : Auteur(s): Macaulay, M.C.

2. Status of the Polish FIBEX acoustic data from the West Atlantic

   dataset used by Trathan et al. (1992) was that archived at the BIOMASS Data Centre. This dataset was ... concern highlighted by the re-analysis related to the status of the archived Polish FIBEX acoustic data ... . Since the re-analysis by Trathan et al. (1992) a different archived source of the Polish FIBEX ... acoustic data has become available. This version of the dataset had been archived separately from that in ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 125–132 : Auteur(s): Trathan, P.N., J. Kalinowski and I. Everson

3. Otolith microstructure of juvenile mackerel icefish (Champsocephalus gunnari) (Channichthyidae) in the South Georgia area

   2001/02 year class lasted four months. This was estimated based on a retrospective count of daily ... 500 days (TL 13.1 cm). The pelagic stage of egg incubation development for fi sh of the 2001/02 year ... de la classe d'âge de 2001/02 a duré 4 mois. Cette estimation est fondée sur le comptage ... см). Пелагическая стадия инкубационного периода развития икры для рыбы годового класса 2001/02 г ... ; Lisovenko, 1982; Frolkina, 1989, 1999, 2001, 2002) has demonstrated that fi sh with gonads at stages II ...

   Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 173–181 : Auteur(s): Shcherbich, L.V

4. Fishing ground selection in the Antarctic krill fishery: trends in patterns across years, seasons and nations

   remained relatively constant in Subareas 48.2 (March–May) and 48.3 (June–August). In 25 years of krill ... 2001/02, some catch was reported from APBSE and APBSW during the June–August period (mid-winter ... , operational timing has remained relatively constant in Subareas 48.2 (March–May) and 48.3 (June–August). In ... the Antarctic krill fishery (a: December–February; b: March–May; c: June– August; d: September ... often continued until the June–August period. Catches in this area have decreased slightly in recent ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 117–141 : Auteur(s): Kawaguchi, S., S. Nicol, K. Taki and M. Naganobu

5. CCAMLR ecosystem monitoring and a feedback management procedure for krill

   kriU at the specified level cause the health of predator populations to decline below an acceptable ... . This paper examines some of the issues that need to be addressed by the Scientific Committee in ... level?". There are two issues that arise from this general question. First, the degree of change ... need to be addressed. In summary, two important issues need to be addressed by WG-CEMP and WG-Krill ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 345–350 : Auteur(s): Constable, A.J.

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

   the season in August. Killer whale interactions appear to be more consistent with no obvious pattern ... the start of the season with the sightings becoming fewer towards the end of the season in August ... (Subarea 58.7). In the Crozet and Kerguelen fishery, depredation has been estimated since 2001 ... year to year since 2001 (SC-CAMLR, 2007a). Currently only limited data on depredation levels from the ... the fishing sea- son (May to August). In addition to the presence or absence and abundance of ...

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

7. Scientific observations in CCAMLR fisheries – past, present and future

   mammals. The scheme is limited to scientific observation only and is separate from enforcement issues ... introduced in 2000. na – not applicable. Logbook format 1996 1997 1998 1999 2000 2001 2002 2003 2004 ... collected pursuant to the data collection plans for the period up to 31 August 2005 should be submitted to ... 2000 2001 2002 2003 2004 CCAMLR season N um be r of c ru is es a nd fi sh er ie s 0 1000 ... , 58.5.2, 58.4.2 9 9 100 Trawl E. superba 48.1 12 1 8 2001 Longline Dissostichus spp. 48.3, 58.6, 58.7 ...

   Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 81–98 : Auteur(s): Sabourenkov, E.N. and E. Appleyard

8. An overview of Southern Ocean zooplankton data: abundance, biomass, feeding and functional relationships (submitted to the 2008 Joint CCAMLR-IWC Workshop)

   in size structure and abundance. Other issues are specific to polar environments, for example, lipid ... ; Pasternak and Schnack-Schiel, 2001). A global analysis of copepod diets showed that ciliates comprise on ... ) and use of large seasonal lipid stores (Hagen et al., 2001). The larvae and post-larvae of E ... al., 2001). In years of low E. superba availability at South Georgia, they can act as an alternative ... copepods (Wada et al., 1987; Gurney et al., 2001; Stowasser et al., 2012). This is clearly not true and ...

   Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 171–218 : Auteur(s): A. Atkinson, P. Ward, B.P.V. Hunt, E.A. Pakhomov and G.W. Hosie

9. Krill biomass in Area 48 and Area 58: recalculations of FIBEX data

   ) and other archived material (listed in Anon., 1986 - Appendix I) were used extensively for primary ... K. Yudanov and Dr W. Tesler (USSR) indicated that the methods described in archived material from ... archived it was impossible to recreate exactly the results reported in Anon. (1986). To avoid some of the ... MVBS values (Sv) following the reverse of the procedure given in archived material from Anon. (1986 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 157–181 : Auteur(s): Trathan, P.N., D.J. Agnew, D.G.M. Miller, J.L. Watkins, I. Everson, M.R. Thorley, E. Murphy, A.W.A. Murray and C. Goss

10. A potential feedback approach to ecosystem-based management: Model Predictive Control of the Antarctic krill fishery

    formulation of Constable’s (2001) multi-species model in Hill et al. (2006). It is modified to include ... Constable (2001), and harvesting and movement are represented with additive loss or gain terms. Hill ... modelled as normally distributed random vari- ables in each area (Constable, 2001): ( )2, ~ , ii k i KKK σ ... taken from Constable (2001). The variances of random variables were chosen to be similar to the ...

    Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 119–137 : Auteur(s): Hill, S.L. and M. Cannon

Pages