Résultats de la recherche
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Population change in gentoo penguins Pygoscelis papua at South Georgia: potential roles of adult survival, recruitment and deferred breeding
one year, and for part of the differences in two other years, when mortality rates must also have been ... years were associated with reduced availability of krill, one with very cold winter and spring ... higher. In the remaining year, when the increase in population greatly exceeded the preceding decrease ... variations introduced by good and bad years (as classified on the basis of breeding success). There is ...
Meeting Document : WG-CEMP-93/08 : Auteur(s): J.P. Croxall and P. Rothery (United Kingdom)
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WG-FSA-05
. Van Heerdon (South Africa) and G. Moreno (Spain) WG-FSA-05/2 List of Participants WG-FSA-05/20 Age ... pêche à la légine australe (Dissostichus eleginoides) à Kerguelen (secteur Indien de l'océan ... . Stevenson, N.L. Phillips and A. Dunn (New Zealand) WG-FSA-05/3 List of Documents WG-FSA-05/30 Preliminary ... WG-FSA-05/58 A two-fleet ASPM assessment of the toothfish (Dissostichus eleginoides) resource in the ...
Meeting
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La pêche à la légine australe (Dissostichus eleginoides) à Kerguelen (secteur Indien de l'océan Austral)
Islands zone for 20 years, firstly with trawlers and more recently with longliners. It is the oldest ... australe (Dissostichus eleginoides) à Kerguelen (secteur Indien de l'océan Austral) Approval ... fishing vessels. Author(s): C. Lord, G. Duhamel et P. Pruvost (France) Title: La pêche à la légine ...
Meeting Document : WG-FSA-05/27 : Auteur(s): C. Lord, G. Duhamel et P. Pruvost (France)
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Population genetic structure of Patagonian toothfish in the West Indian Ocean sector of the Southern Ocean
Marion (n = 2) Islands were typed using two fragments of mitochondrial DNA (mtDNA) and seven nuclear ... using two fragments of mitochondrial DNA (mtDNA) and seven nuclear microsatellite loci. MtDNA haplotype ... les groupes géographiques (ADNmt φCT = –0,003; microsatellite φCT = 0,004), ce qui met en évidence ... . eleginoides (albeit rarely) are capable of wide movements across deep waters from one fi shery to another ... are contigu- ous with water no deeper than 600 m separating the two areas (Williams et al., 2002). In ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 21–32 : Auteur(s): Appleyard, S.A., R. Williams and R.D. Ward
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e-sc-xxx-a04.pdf
... available in the next one to two years. 2.62 WG-EMM-11/17 used the GYM to estimate the fishing mortality ... The Working Group noted a two-fold increase in the notified catch, compared to last year, by the ... the observer program. 2.32 The Working Group recalled that the purpose of the two-year experimental ... second year of the two-year experimental period would be completed in time for WG-EMM to review and
application/pdf attached to:WG-EMM-11Meeting Report : WG-EMM-11
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Downward adjustments to local catch limits for the krill fishery in Subarea 48.1
limits is only one component of the overall FBM strategy we are proposing for Subarea 48.1. Author(s ... adjustments to local catch limits as one component of a larger strategy for feedback management (FBM) of the ... adult survival rates are greater than 90%. We then fitted a Bayesian model to estimates of cohort ... strength and observations on breeding phenology for Adélie, chinstrap, and gentoo penguins. Mean age at ...
Meeting Document : WG-EMM-16/46 : Auteur(s): Antarctic Ecosystem Research Division, Southwest Fisheries Science Center and NOAA Fisheries
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The utilization of seabird censuses for krill monitoring
sample the same spot under the same conditions in two consecutive years. Moreover, other parameters ... are considered. These two representations of the set of observations are reduced in dimensions by ... , but to obtain a picture of the directions where the differences occur. Two applications of the ... is also highly sensitive to non-normally distributed variables and not defined if one or more of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 393-425 : Auteur(s): Marschoff, E.R., J.G. Visbeek and L.R. Fontana
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e-sc-xxiv-a4.pdf
... anticipates reporting in the new style within one to two years. WG-EMM-05/4 also reported results based on ... years after ENSO events in the Pacific, lead to a reduction in pup production in the following year ... of both species decreased from last year, and were the lowest average weights seen over nine years ... 11 years at Béchervaise Island. Concordance between the latter two was apparent when considering
application/pdf attached to:WG-EMM-05Meeting Report : WG-EMM-05
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Report on the effectiveness of integrated weight (fast sinking) longlines in reducing the mortality of white-chinned petrels and sooty shearwaters in autoline longline fisheries
sooty shearwaters (Puffinus griseus) killed by unweighted longlines (UW; mean sink rate to 20 m depth ... for each pair of magazines or lines by counting dead birds during line hauling. In 2002 80 white ... -chinned petrels were caught on UW lines compared to one white-chinned petrel on IW; the reduction in ... : 0.11 m/s) and longlines containing 50 g lead/m integrated weight (IW; mean sink rate: 0.24 m/s) was ...
Meeting Document : WG-FSA-04/72 : Auteur(s): G. Robertson (Australia), N. Smith (New Zealand), B. Wienecke and S. Candy (Australia)
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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 ... , the fleet caught around 80% of the TAC set for this subarea. The catch and effort data and the ... at the north of South Georgia Island, including Black and Shag rocks, and the second one at the South ... using two methodological approaches: pseudo-cohort analysis and DeLury’s method. The total catch ...
Meeting Document : WG-FSA-92/24 : Auteur(s): P.A. Espina, M.A. Araya and V.V. Meniconi (Chile)