Résultats de la recherche

1. Use of indices of predator status and performance in CCAMLR fishery management strategies

   Use of indices of predator status and performance in CCAMLR fishery management strategies ...

   Meeting Document : SC-CAMLR-VIII/09 : Auteur(s): J.P.Croxall (United Kingdom)

2. Notification of Argentina’s intention to conduct exploratory fisheries for Dissostichus spp. in CCAMLR areas (Division 58.5.2 west of 79°20'E)

   Notification of Argentina’s intention to conduct exploratory fisheries for Dissostichus spp. in ... CCAMLR areas (Division 58.5.2 west of 79°20'E) ...

   Meeting Document : CCAMLR-XXII/19 : Auteur(s): Delegation of Argentina

3. Notification of Argentina’s intention to conduct exploratory fisheries for Dissostichus spp. in CCAMLR areas (Divisions 58.5.1, 58.5.2 east of 79°20'E)

   Notification of Argentina’s intention to conduct exploratory fisheries for Dissostichus spp. in ... CCAMLR areas (Divisions 58.5.1, 58.5.2 east of 79°20'E) ...

   Meeting Document : CCAMLR-XXII/20 : Auteur(s): Delegation of Argentina

4. The CCAMLR-2000 Krill Synoptic Survey: a description of the rationale and design

   and the planned cruise tracks for each of the four vessels participating in the survey are shown ... out by Members in support of the Convention. Full analysis of the results of the CCAMLR-2000 Survey ... will take several years and will result in a significant increase in the knowledge of krill length ... Paper Title:  The CCAMLR-2000 Krill Synoptic Survey: a description of the rationale and design ... was to improve estimates of the pre- exploitation biomass of krill which are used in models to ... the southwest Atlantic located in the Scotia Sea, and the other to the north of the Antarctic ... and will result in a significant increase in the knowledge of krill length frequencies, biomass and ... (Euplzazlsin superbcr), considered to be one of the key species in the Antarctic marine food web, is prey to ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 1–23 : Auteur(s): Trathan, P.N., J.L. Watkins, A.W.A. Murray, A.S. Brierley, I. Everson, C. Goss, J. Priddle, K. Reid, P. Ward, R. Hewitt, D. Demer, M. Naganobu, S. Kawaguchi, V. Sushin, S.M. Kasatkina, S. Hedley, S. Kim and T. Pauly

5. Diet of the Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (Subarea 88.1)

   ) and the remaining stomachs often contained prey in advanced stages of digestion, making prey ... Paper Title:  Diet of the Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica ... (Subarea 88.1) Abstract / Description:  The diet of Antarctic toothfish (Dissostichus mawsoni) captured by ... bottom longline in the Ross Sea during the 2001 and 2002 fishing seasons was analysed (3 937 and 5 426 ... the remaining stomachs often contained prey in advanced stages of digestion, making prey identifi ... removal of a large dominant predator from the environment is likely to affect many other species in the ... frequency of occurrence (%F) was cal- culated for each food item, i.e. the number of stomachs in which a ... 85 cm TL), which are largely absent from the 2002 sample. In 2001, 34% of 3 937 stomachs examined ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 113–123 : Auteur(s): Fenaughty, J.M., D.W. Stevens and S.M. Hanchet

6. On the power to detect changes using the standard methods for monitoring parameters of predatory species

   of predatory species Abstract / Description:  The CCAMLR guidelines (CCAMLR, 1989) for analyzing the ... trip duration (C2.0). The other Standard Methods are not evaluated because the power analysis in the ... of the power of Standard Methods A3.1, A5.1, C1.0, and C2.0 are proposed. File:  22-Boveng-and ... Paper Title:  On the power to detect changes using the standard methods for monitoring parameters ... to distinguish between the mean values of parameters obtained in two or more years. We may also ... sample sizes for detecting changes of 10%, 20% and 30% of the mean values are shown in Table 2. No ... George Island in the 1981/82 and 1982/83 seasons. The mean trip duration for 37 pairs of Adelie penguins ... in the two years was 24.3 hr. The mean duration of trips made by 47 pairs of chinstrap penguins was ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 377–397 : Auteur(s): Boveng, P. and J.L. Bengtson

7. The survivorship of rays discarded from the South Georgia longline fishery

   season in Subarea 48.3. Capture depth had a consistently significant influence on the mortality of skates ... ) and the sex of rays also had some small influence on survivorship. Discard survivorship was 75% in ... Paper Title:  The survivorship of rays discarded from the South Georgia longline fishery Abstract ... sea surface by the Chilean fishing vessel Isla Sofía in May and June 2003 during the toothfish fishing ... season in Subarea 48.3. Capture depth had a consistently signifi cant infl uence on the mortality of ... Endicott et al. (2000) suggested this is not the case for the majority of skate by-catch in the longline ... rays in South Georgia longline fi shery Materials and methods The survivorship of Rajidae caught in ... hydrant was situated approximately 4 m below the sea surface. Monitoring of the water tem- peratures in ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 155–164 : Auteur(s): Endicott, M. and D.J. Agnew

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

   densities of krill in the oceanic parts of the Drake Passage were low (3 g m-2); however, the results also ... in the Bransfield Strait. These results are discussed in the context of spatial and seasonal ... Paper Title:  Status of the Polish FIBEX acoustic data from the West Atlantic Abstract ... / Description:  Acoustic data from the Polish FIBEX survey in the West Atlantic were analysed using recent ... , 1991a). This analysis indicated that the acoustic densities of hi l l in the oceanic parts of the ... density. High acoustic densities of krill(77 g m-') were also present in the Bransfield Strait. These ... results are discussed in the context of spatial and seasonal variation which has previously been reported ... to that used in the original FIBEX analysis (BIOMASS, 1986). The version of the FIBEX acoustic ...

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

9. Status of the FIBEX acoustic data from the West Atlantic

   Paper Title:  Status of the FIBEX acoustic data from the West Atlantic Abstract / Description ... :  Data from the FIBEX acoustic survey in the West Atlantic sector have been re-examined to check the ... consistency between the results from four of the vessels, Itzumi, Dr Eduardo L. Holmberg, Odissey and Walther ... Herwig. While there is an error factor due to the combination of data collected at 50 kHz (Walther Herwig ... , BIOMASS, acoustic data, CCAMLR INTRODUCTION In 1991 the Commission for the Conservation of Antarctic ... collection (i.e, Anon., 1986). In the absence of the raw acoustic data, the only changes acceptable to ... acoustic survey in the West Atlantic sector have been re-examined to check the consistency of krill ... 50 kHz and the value found at a separate frequency. However, in the absence of new experimental ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 35–48 : Auteur(s): Trathan, P.N. and I. Everson

10. A first step towards modelling the krill–predator dynamics of the Antarctic ecosystem

    ecosystem Abstract / Description:  The history of human harvests of seals, whales, fish and krill in the ... hypothesis of a krill surplus in the mid-20th century is described, and the information on population and ... ) species. The model commences in 1780 (the onset of fur seal harvests) and distinguishes the Atlantic ... /Indian and Pacific Ocean sectors of the Southern Ocean in view of the much larger past harvests in the ... gunnari) became a target of the former Soviet Union fleets in the mid- 1970s, and the mean annual catch ... emphasised. The background to the hypothesis of a krill surplus in the mid-20th century is described, and ... Southern Ocean in view of the much larger past harvests in the former. A reference case and six ... history of human harvesting in the Antarctic The Antarctic is a region where the largest human-induced ...

    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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