Résultats de la recherche

1. Acoustic visualization of the three-dimensional prey field of foraging chinstrap penguins

   Abstract:  Predator-prey interactions play an important role in determining the dynamics of ... pelagic ecosystems. Human intervention in such interactions can have effects that cascade throughout these ...

   Meeting Document : WG-Joint-94/12 : Auteur(s): J.E. Zamon, C.H. Greene, E. Meir, D.A. Demer, R.P. Hewitt and S. Sexton (USA)

2. Scientific Abstracts 1993

   longline vessels around New Zealand between April and August each year 1988 to 1992. High numbers of ... New Zealand in June to August. Very large catches at specific sites contributed disproportionately to ... -oiled penguins (one chinstrap, five gentoos) were recorded ashore in July and August 1993. Because ... ) georgiana. Interactions between fishing operations and seabirds were also examined, with no incidental ...

   Document : Site Section: Publications

3. RECENT POPULATION ESTIMATES AND TRENDS IN NUMBERS OF ALBATROSSES AND GIANT PETRELS BREEDING AT THE SUB-ANTARCTIC PRINCE EDWARD ISLANDS

   have remained stable, whereas the population on Prince Edward Island decreased by 20% from 2001 to 2008 ... similar in 2001 and 2008. Counts of both sooty albatrosses Phoebetria spp. were substantially higher at ... Prince Edward Island in 2008, possibly as a result of better coverage compared to 2001. Dark-mantled ...

   Meeting Document : WG-EMM-10/P4 : Auteur(s): P.G. Ryan, M.G.W. Jones, B.M. Dyer, L. Upfold and R.J.M. Crawford

4. Recent population estimates and trends in numbers of albatrosses and giant petrels breeding at the sub-Antarctic Prince Edward Islands

   have remained stable, whereas the population on Prince Edward Island decreased by 20% from 2001 to 2008 ... similar in 2001 and 2008. Counts of both sooty albatrosses Phoebetria spp. were substantially higher at ... Prince Edward Island in 2008, possibly as a result of better coverage compared to 2001. Dark-mantled ...

   Meeting Document : WG-EMM-10/P04 : Auteur(s): P.G. Ryan, M.G.W. Jones, B.M. Dyer, L. Upfold and R.J.M. Crawford

5. WG-FSA-99

   fisheries interactions J.P. Croxall (United Kingdom) WG-FSA-99/18 Seabird mortality on longlines in ... interactions between albatrosses and the marine environment: species, populations and sexes P.A. Prince (United ... seabirds vulnerable to fisheries interactions H. Weimerskirch (France) WG-FSA-99/28 Preliminary analysis of ... on South African seabirds vulnerable to fisheries interactions Delegation of South Africa WG-FSA-99 ...

   Meeting

6. e-sc-xxiv-a5.pdf

   ... from the French EEZs in Division 58.5.1 and Subarea 58.6 in 2004/05 (to August 2005) had also been ... Convener of WG-FSA (August 2005), the Secretariat had mapped the general area of operation of each of the ... .............................................................. 355 Interactions involving marine mammals and longline fishery operations....... 355 Interactions ... ............................................... 355 Interactions involving marine mammals and seabirds and krill fishing operations application/pdf attached to:WG-FSA-05

   Meeting Report : WG-FSA-05

7. A hypothetical life cycle for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region

   extent, reproduction (e.g. Patchell, 2001, 2002; Livingston and Grimes, 2005). Much of these data were ... or maturing while the fishery takes place (Patchell, 2001, 2002). Since 2002/03, gonads have also ... assuming a winter–spring spawn- ing time with a peak in July/August would sug- gest an egg development time ... (Patchell, 2001). For modelling purposes, it is currently assumed that 50% of the population of both sexes ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 35–53 : Auteur(s): Hanchet, S.M., G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams

8. WG-EMM-05

   South Georgia area (August to September 2004) T. Iwami, T. Hayashi, K. Taki and M. Naganobu (Japan) WG ... (EPOC) model A.J. Constable WG-EMM-05/34 Modelling the predator–prey interactions of krill, baleen ...

   Meeting

9. Fishery Report 2017: Exploratory fishery for Dissostichus mawsoni in Subarea 88.1

   2281 296 1 297 0 2000 2090 751 0 751 0 2001 2064 626 34 660 0 2002 2508 1313 12 1325 92 2003 ... steady expansion of effort (number of sets) from 1998 to 2001, and an almost three-fold increase in ... . In the first few years, the fishery was mainly carried out from January to March, and between 2001 ... were quite high in the early part of the fishery, particularly in 2001, but have been relatively low ...

   Document : Site Section: Publications

10. Fishery Report: Champsocephalus gunnari South Georgia (Subarea 48.3)

    1998/99 1 4 840 265 1999/00 2 4 036 4 114 2000/01 5 6 760 960 2001/02 5 5 557 2 667 2002/03 4 2 181 ... 300 0 300 6 2200 0 2001/02 1470 0 300 0 300 0 300 5 2200 5 2002/03 1470 0 300 0 300 0 300 5 2200 1 ... 315 5 46 41 2001/02 431 18 49 1 2002/03 182 1 7 28 2003/04 221 1 26 59 1 2004/05 253 9 1 1 ... rate of 0.07 birds per trawl, and 16 birds were released alive (uninjured). No interactions with ...

    Document : Site Section: Publications

Pages