Résultats de la recherche
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Developing research on Antarctic krill to facilitate the development and updating of feedback management procedures
given the demand for protein and the efficiencies now being developed in the fishery. CCAMLR is ... developing a feedback management procedure for these fisheries. Implementation of such a feedback management ... approach requires an appropriate level of understanding of (i) the structure, function and change of the ...
Meeting Document : WG-EMM-13/12 : Auteur(s): E.J. Murphy, R.D. Cavanagh (United Kingdom), A. Constable (Australia), E.H. Hofmann (USA), S.L. Hill, N.M. Johnston, P.N. Trathan and J.L. Watkins (United Kingdom)
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Do krill fisheries compete with macaroni penguins? Spatial overlap in prey consumption and krill catches during winter
Abstract: Aim To infer the potential for competition between an important Antarctic predator ... period as this is the only time of year when spatio-temporal overlaps between macaroni penguin foraging ... fisheries should the latter expand in the future, and provides a framework for assessing predator-fishery ...
Meeting Document : WG-EMM-14/02 : Auteur(s): N. Ratcliffe, S.L. Hill, I.J. Staniland, R. Brown, S. Adlard, C. Horswill and P.N. Trathan (United Kingdom)
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INFORMATIONS SUR LA PECHE ILLICITE DANS LA ZONE STATISTIQUE 58 EVALUATION DE LA PECHE ILLICITE DANS LES EAUX FRANCAISES ADJACENTES AUX ILES KERGUELEN ET CROZET RAPPORT DES OBSERVATIONS ET INSPECTIONS EN ZONE CCAMLR SAISON 2010/2011 (1er JUILLET 2010 – 15
the selling price of toothfish serves as an incentive for renewed growth in IUU activities. IUU ... unregulated (IUU) fishing over the past year, and reports on implementation of the CCAMLR Inspection System ... . It also includes an analysis of developments in IUU fishing and proposes ways of improving actions ... throughout the year. It has proved to be effective, in that there is no longer any sign of IUU fishing in ...
Meeting Document : CCAMLR-XXX/34 : Auteur(s): Délégation française
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Mitigating killer whale depredation on demersal longline fisheries by changing fishing practices
with significant losses for fisheries and potential impacts on wild populations of depredating species ... time it takes for whales to reach vessels. The significant influence of five operational variables was ... diving abilities. The time it takes for killer whales to reach vessels was positively correlated to, v ... ) the distance travelled between longline sets with an estimated threshold of 100 km beyond which whales ...
Meeting Document : WG-FSA-14/P03 : Auteur(s): P. Tixier, J. Vacquie Garcia, N. Gasco, G. Duhamel and C. Guinet
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KRILLBASE: a circumpolar database of Antarctic krill and salp numerical densities, 1926–2016
the potential uses of this database. With increasing numbers of requests for these data we here ... provide an updated version of KRILLBASE that contains data from 15194 net hauls, including 12758 with ... KRILLBASE to reduce artefacts in interpretation, with contact points for the main data providers. Author(s ... responsibility for releasing documents: CCAMLR Secretariat ...
Meeting Document : WG-EMM-17/P03 : Auteur(s): A. Atkinson, S.L. Hill, E.A. Pakhomov, V. Siegel, R. Anadon, S. Chiba, K.L. Daly, R. Downie, S. Fielding, P. Fretwell, L. Gerrish, G.W. Hosie, M.J. Jessopp, S. Kawaguchi, B.A. Krafft, V. Loeb, J. Nishikawa, H.J. Peat, C.S. Reiss, R.M. Ross, L.B. Quetin, K. Schmidt, D.K. Steinberg, R.C. Subramaniam, G.A. Tarling and P. Ward
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Relationships between distribution of two euphausiid species and oceanographic characteristics in the Ross Sea (January–February 2000)
Abstract: During austral summer (January 21st to February 5th) 2000 an oceanographic cruise ... and size. Characteristics (dimensions, volume, weight, krill mean length) for each krill swarm were ... . Adopted methodologies for cruise execution and for acoustic data post-processing allowed to obtain for the ... oceanographic characteristics. Horizontal distribution of krill average biomass is showed separately for each ...
Meeting Document : WG-EMM-02/38 : Auteur(s): A. Russo, M. Azzali, E. Biffi, G. Lanciani and E. Paschine (Italy)
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COLLAPSE OF SOUTH AFRICA’S PENGUINS IN THE EARLY 21ST CENTURY
years. This reduced the global population to 26 000 pairs, when including Namibian breeders, and led to ...
Meeting Document : WG-EMM-11/P8 : Auteur(s): R.J.M. Crawford, R. Altwegg, B.J. Barham, P.J. Barham, J.M. Durant, B.M. Dyer, D. Geldenhuys, A.B. Makhado, L. Pichegru, P.G. Ryan, L.G. Underhill, L. Upfold, J. Visagie, L.J. Waller and P.A. Whittington
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Environmental variability and the behavioural dynamics of Antarctic fur seals in the South Atlantic
had strong effects when lagged by one year. This was supported by bivariate correlation between the ... gazella) over 15 years at the island of South Georgia in relation to major indices of southern hemisphere ...
Meeting Document : WS-AREA 48-98/16 : Auteur(s): I.L. Boyd (UK)
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Preliminary analysis on the Kerguelen shelf icefish Champsocephalus gunnari stock from 1996/97 to 2001/02: no evidence in the recovery!
the fishery licences for trawlers have been linked to the obligation of conducting some experimental ... an increasing of the icefish’s abundance in the surveyed area and biomass seems very low. It is a ...
Meeting Document : WG-FSA-02/65 : Auteur(s): G. Duhamel and J. Claudet (France)
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Re-analysis of CPUE in both species of toothfish in 48.6 area
Abstract: The present report re-analyses data regarding CPUE for both species of toothfish in ... Patagonian toothfish presented a high proportion with sets in which both species are present, and thus, an ...
Meeting Document : WG-FSA-13/63 : Auteur(s): R. Wiff, J.C. Quiroz (Chile) and R. Scott (United Kingdom)