Résultats de la recherche

1. Fishing of the Patagonian toothfish (Dissostichus eleginoides) by the Chilean fleet (1991/92) in the Subarea 48.3 (South Georgia Island) and proposed TAC for the 1991/1993 season

   the location of the hauls two separate fishing grounds could be clearly distinguished: the first one ... estimated at 255 139 specimens, with a ratio of 59% males and 41% females. The stock assessment was made by ... Chilean fleet to all vessels that operated during the season. According to the biomass obtained by each ... natural mortality which were assumed to be most likely for this species. Thus, according to DeLury’s ...

   Meeting Document : WG-FSA-92/24 : Auteur(s): P.A. Espina, M.A. Araya and V.V. Meniconi (Chile)

2. Revised assessment models for Patagonian toothfish in research block C of Division 58.4.4, Ob and Lena Banks

   during the latest WG-SAM meeting. The six models with three kinds of assumptions on IUU catch were ... fishing occurrence (Len_1/AgeSing_1 models), 2) catch at length/age models with estimation of IUU catch ... models on the assumption that 22 % of IUU catch to the total observed across Division 58.4.4 occurred in ... highest for models on the assumption of 22% of total IUU catch and lowest for models with assumption of no ...

   Meeting Document : WG-FSA-14/23 : Auteur(s): K. Taki (Japan)

3. Preparing for the Year of the Skate: proposed information collection and tagging protocol for skates

   collection effort on bycatch will be concentrated on skate species in that year in order to inform a full ... skate assessment. This paper discusses improvements to the fishery derived data that may be required to ... be useful to inform modifications to data collection systems that would be required in 2008–09, for ... developed preliminary assessment models for skates, they also highlighted that further information was ...

   Meeting Document : WG-FSA-07/39 : Auteur(s): S. Mormede, A. Dunn, J. Fenaughty, M. Francis, S. Hanchet, R. O’Driscoll and N. Smith (New Zealand)

4. Physical and behavioural influences on larval fish retention: contrasting patterns in two Antarctic fishes

   larvae was predicted to be 5.3%, considerably lower than that of C. gunnari (31.3%), a difference related ... of C. gunnari were strongly influenced by location of the spawning site, with the greatest ...

   Meeting Document : WG-FSA-12/P10 : Auteur(s): E.F. Young, J. Rock, M.P. Meredith, M. Belchier, E.J. Murphy and G.R. Carvalho

5. Research plan for the 2015/16 exploratory longline fishery of Dissostichus spp. in Division 58.4.2

   juvenile fish for each ice shelf block suggests that the recruitment occurs along the ice-shelf zones of ... to be more progressed in SSRU 58.4.2A. Understanding of the resource structure through clarification ... second three-season research with the sample sizes estimated following the procedure recommended at the ...

   Meeting Document : WG-SAM-15/04 : Auteur(s): Delegation of Japan

6. Factors affecting the growth rate and mass at weaning of Antarctic fur seal pups at Bird Island, South Georgia

   conditions that normally exist, individual differences in the growth of pups are most likely influenced by ... variation in foraging efficiency of mothers. Author(s):  N.J. Lunn, I.L. Boyd, T. Barton and J.P. Croxall ...

   Meeting Document : WG-CEMP-93/09 : Auteur(s): N.J. Lunn, I.L. Boyd, T. Barton and J.P. Croxall (United Kingdom)

7. Engaging ‘the crowd’ in citizen science and remote sensing to learn about habitat affinity of two Southern Ocean seals

   inspection — and abundance estimation — should be concentrated. More than 325 000 citizen scientists searched ... presence in the Weddell Sea region suggested presence on 3.3% of maps. Comparison with images searched by ... experts showed that the rate of false negative detections for Weddell seals was low (1.7%), although false ... positives were high (67%). The crabeater seal detections (3.3% of maps with seal presence) reported here ...

   Meeting Document : WG-EMM-2019/37 : Auteur(s): M.A. LaRue, D.G. Ainley, J. Pennycook, K. Stamatiou, M. Dozier, J. Saints, L. Sales, N. Nur, S. Stammerjohn and L. Barrington

8. DISTRIBUTION AND ABUNDANCE OF SKATES ON THE KERGUELEN PLATEAU (CCAMLR DIVISIONS 58.5.1 AND 58.5.2)

   Plateau, showing different spatial distributions, linked mainly with depth. In the Australian EEZ, B ... fisheries. Author(s):  G.B. Nowara, D.C. Welsford, T. Lamb (Australia), N. Gasco, P. Pruvost and G. Duhamel ...

   Meeting Document : WG-FSA-09/43 : Auteur(s): G.B. Nowara, D.C. Welsford, T. Lamb (Australia), N. Gasco, P. Pruvost and G. Duhamel (France)

9. An update on using the CCAMLRGIS R package to create polygon data and access data on the CCAMLR online GIS

   be viewed on the online GIS. This package can also be used to create polygon data that can either be ... used directly in R or be output as shapefiles that can be loaded into other programs and/or back onto ... . maps) in R the CCAMLRGIS R package has been upgraded to provide direct access to polygon data that can ... polygon data and explain how polygon data on the online GIS can be loaded into R.  Author(s):  CCAMLR ...

   Meeting Document : WG-SAM-17/47 : Auteur(s): CCAMLR Secretariat

10. Updating the 2017 stock assessment of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region

    precautionary yields. In addition, work will need to be carried out in the longer term that consider how the ... assessment will need to be modified to respond to changes in the fishing catch and effort distributions that ... should be run that incorporate short term catch split options as required by CM 91-05. Additional options ... 88.2AB) will be updated in 2017. The introduction of CM 91-05 (the Ross Sea region Marine Protected Area ...

    Meeting Document : WG-SAM-17/41 : Auteur(s): S. Mormede and S. Parker

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