Résultats de la recherche

1. Analysis of albatross and petrel distribution within the CCAMLR Convention Area: results from the Global Procellariiform Tracking Database

   Paper Title:  Analysis of albatross and petrel distribution within the CCAMLR Convention Area ... successful measures to reduce the incidental mortality of seabirds in most of the fisheries within its ... jurisdiction, and has done so through area-specific risk assessments linked to mandatory use of measures to ... reduce or eliminate incidental mortality, as well as through measures aimed at reducing illegal ... global threat of extinction. Although albatross and petrel species face a number of threats at their ... susceptibility to changes in these. In terms of studies aimed at revealing their at-sea distribution ... , albatrosses and petrels are not only the object of at-sea observation data (e.g. White et al., 2001; Woehler ... Acknowledgements. At the 2004 meeting of CCAMLR’s ad hoc Working Group on Incidental Mortality Associated with ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 143–174 : Auteur(s): BirdLife International (prepared by C. Small and F. Taylor)

2. Age and growth of spiny icefish (Chaenodraco wilsoni Regan, 1914) off Joinville–D’Urville Islands (Antarctic Peninsula)

   Paper Title:  Age and growth of spiny icefish (Chaenodraco wilsoni Regan, 1914) off Joinville ... –D’Urville Islands (Antarctic Peninsula) Abstract / Description:  Age and growth of spiny icefish ... (Chaenodraco wilsoni) were investigated using counts of annual growth increments from sagittal otoliths ... Islands (Antarctic Peninsula) in February–March 2006 and January 2007. A total of 218 specimens were ... –D’Urville Islands Introduction The fishing grounds off Joinville–D’Urville Islands at the tip of the ... –D’Urville Islands at the tip of the Antarctic Peninsula. The location of fishing sta- tions is provided in ... other channichthyids. Gonad maturity of fish was used to estimate the age at which 50% of the ... population reaches sexual maturity (A50). For each sex, the proportion-at-age (P) of fish in gonad maturity ...

   Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 115–130 : Auteur(s): La Mesa, M., A. De Felice, C.D. Jones, K.-H. Kock

3. An assessment of the exploratory fishery for Dissostichus spp. on BANZARE Bank (CCAMLR Division 58.4.3b) based on fine-scale catch and effort data

   of toothfish at the scale of individual fishing grounds in the 2004/05 and 2005/06 seasons. This ... Paper Title:  An assessment of the exploratory fishery for Dissostichus spp. on BANZARE Bank ... CCAMLR Scientific Committee expressed concern as to the status of the stock on which the exploratory ... Dissostichus spp. fishery on BANZARE Bank (CCAMLR Division 58.4.3b) was based. This paper presents a summary of ... for depletion of toothfish at the scale of individual fishing grounds in the 2004/05 and 2005/06 ... tagged toothfish in other fisheries suggesting that movement at a temporal scale of a few months is ... construct 1 000 bootstrap estimates of parameter values. By considering bootstrap distributions at α/2 and ... of vessels individual Flag States can have fishing in the division to one at a time, does not ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 55–78 : Auteur(s): McKinlay, J.P., D.C. Welsford, A.J. Constable and G.B. Nowara

4. Line weights of constant mass (and sink rates) for Spanish system Patagonian toothfish longline vessels

   Paper Title:  Line weights of constant mass (and sink rates) for Spanish system Patagonian ... -system longline vessels to attach 8.5 kg weights at 40 m intervals on longlines to minimise interactions ... with seabirds. The weights typically used are collections of rocks enclosed in netting bags. During ... become progressively lighter, requiring ongoing repair. This problem can be solved by use of ... and at each end of the basket. As lines are payed out, crew con- nect the hauling and hook lines with ... Spanish system, at the end of each set of 10 replicates, 200 m of connecting line were deployed to ... , Wildlife Computer, USA) programmed to record depth at 0.5 m resolu- tion every second. A total of 60 TDRs ... -system longline vessels attached midway between line weights at the aft end of the second of the three ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 93–106 : Auteur(s): Robertson, G., C.A. Moreno, E. Gutiérrez, S.G. Candy, E.F. Melvin and J.P. Seco Pon

5. Report of the Eighth Antarctic Treaty Consultative Meeting

   • • • • • !По Speeches and Staternents Made at the Opening Session .. IV. List of Participants . . . . о о ... are set forth at the end of this Final Report: VIII- 1: Specially Protected Areas: Litchfield Island ... matters will Ье subject to continuing review at future Consultative Meetings. 11. Тhе Representative of ... Recommendations of previous Con- sultative Meetings is attached at Annex П. 13. А desire was expressed that ...

   Document : Site Section: The Organisation

6. UPDATE OF THE INTEGRATED STOCK ASSESSMENT FOR THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) FOR THE HEARD AND MCDONALD ISLANDS (DIVISION 58.5.2)

   coefficient of variation (CV) for the abundance-at-age, assuming a lognormal distribution, each took into ... predictions of numbers-at-age and proportions-at-age. In other work, this matrix was found to depend on the ... CV of mean length-at-age was fixed at 0.1 and not estimated since the inclusion of age data has ... Abstract:  The integrated assessment of Patagonian toothfish, Dissostichus eleginoides, for the ...

   Meeting Document : WG-FSA-09/20 : Auteur(s): S.G. Candy and D.C. Welsford (Australia)

7. The ecosystem approach to managing fisheries: achieving conservation objectives for predators of fished species

   predators of fished species Abstract / Description:  Managing fisheries to achieve ecosystem objectives is ... for the recovery of depleted populations in food webs supporting fisheries. This paper addresses the ... of fished species, and (iii) what approaches could be considered for achieving the conservation ... objectives? The approach proposed here takes account of uncertainties in knowledge of the structure of ... a basis for future testing of a variety of candidate management procedures ainied at managing the ... availability, (ii) the effects of the fishery on the availability of krill to predators at critical times of ... needs of predators and support the fishery at the same time. In this case, competition would be ... maintain the predator production arising from the consumptioii of fished species at or above some limit ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 37–64 : Auteur(s): Constable, A.J

8. Biological characteristics of Antarctic fish stocks in the Southern Scotia Arc region

   in estimates of length at sexual maturity and length at first spawning indicate that in some species ... on the southerly grounds than at South Georgia. The distribution of gonado-somatic indices in March ... suggested that L. squamifrons was at spawning while T. hansoni was already coming towards the end of the ... . gunnari, and N. rossii and N. coriiceps have egg diameters of 4.3 – 5.2 mm at spawning. Trematomus species ...

   Meeting Document : WG-FSA-99/16 : Auteur(s): K.-H. Kock (Germany), C. Jones (USA) and S. Wilhelms (Germany)

9. Comparison of two methods to assess fish losses due to depredation by killer whales and sperm whales on demersal longlines

   aimed at providing two indirect methods of assessment of depredated biomass over an 11-year period (2003 ... Paper Title:  Comparison of two methods to assess fish losses due to depredation by killer whales ... interaction over access to resources, which often includes a combination of socio-economic, ecological and ... conservation issues. However, estimating the amount of resource depredated can be especially challenging when ... (southern Indian Ocean). This study aimed at providing two indirect methods of assessment of depredated ... 0.2° cells, including only cells with at least four longlines and a proportion of grena- diers ... much as in early years, and thus the number of vessels operating at the same time lowered. This means ... (a) and correlation coefficient (R2) are provided at the top left. The size of circles indicates the ...

   Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 1–14 : Auteur(s): Gasco, N., P. Tixier, G. Duhamel and C. Guinet

10. Distribution of the Soviet krill fishing fleet in the South Orkneys area (Subarea 48.2) during 1989/90

    aggregations. A maximum CPUE (3.8 tonnes/hour) was recorded at the beginning of the period, with a subsequent ... Paper Title:  Distribution of the Soviet krill fishing fleet in the South Orkneys area (Subarea ... 48.2) during 1989/90 Abstract / Description:  The results of an analysis of haul-by-haul catch ... statistics from the Soviet krill fishing fleet during the 1989/90 season (sample of 3 614 hauls for the ... area, including haul-by-haul data (i.e. the date, coordinates at trawling start, time of trawling ... vessels) aimed at finding and determining the location and depth of krill swarms. After completing an ... fishing fleet (Figure la). Such a situation is characteristic of other seasons, and at a coarse scale ... location near the northern tip of Coronation Island. At the beginning of November catches were ...

    Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 51–62 : Auteur(s): Sushin, V.A

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