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Acoustic estimates of krill density at South Georgia, 1981 to 1998
separate density estimates for northeastern and northwestern South Georgia, and in four of these seasons ... le navire qui a pris sa place, le RRS James Clavk Ross. * indique que la capture de krill ktait trPs ... seasons density was higher to the east. Resume Estimations acoustiques de la densite du krill ... cette periode, on assiste a une fluctuation importante de la densite de krill a cette ile d'annee en ... estimations de densite separees pour le nord-est et le nord-ouest de la Georgie du Sud, et la densite de ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 47–57 : Автор(ы): Brierley, A.S., J.L. Watkins, C. Goss, M.T. Wilkinson and I. Everson
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Using ecosystem monitoring data to detect impacts
an observed value in an unimpacted system, or (ii) the frequency of values below a fixed reference ... point. The second approach allows inference criteria based on changes in this frequency rather than by ... decline in Antarctic fur seal (Arctocephalus gazella) pup production at South Georgia from the early 1990s ... analíticamente, lo que facilita la toma de decisiones en base a la posición adoptada con respecto al riesgo ... of anomalies tend to be based on their probability of occurrence in baseline data (e.g. de la Mare ... touché, soit ii) la fréquence des valeurs situées en dessous d'un point de référence fixe. La seconde ... années, un déclin important prolongé de la production de jeunes chez l'otarie de Kerguelen ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 197–212 : Автор(ы): Hill, S.L., J. Forcada, P.N. Trathan and C.M. Waluda
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Scientific Abstracts 2000
papers presented in 2000. It corresponds to the Nineteenth Meetings of the CCAMLR Commission and ... Scientific Committee and is published only in English. There are four categories of papers: (i) scientific ... ) scientific papers submitted for publication, i.e. in CCAMLR Science or elsewhere, which are listed as ... ‘submitted’ or ‘in press’ with details of the publisher, if known; (iii) scientific papers not intended for ... Científico Zoología Verte- brados, Museo de Ciencias Naturales, Paseo del Bosque s/n, 1900 La Plata ... arising from the CCAMLR Ecosystem Monitoring Program. W. de la Mare and A.J. Constable. CCAMLR Science ... Service, US Antarctic Marine Living Resources Program, PO Box 271, La Jolla, Ca. 92038, USA), 10 pp ... contains abstracts of scientific papers presented in 2000. It corresponds to the Nineteenth Meetings of ...
Document : Site Section: Publications
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Length-based assessment for mackerel icefish (Champsocephalus gunnari) at South Georgia
(Champsocephalus gunnari) in Subarea 48.3 employs the CCAMLR mixture analysis program (CMIX) and generalised yield ... accurate identification of age cohorts from the survey data. In this paper a length-based approach is ... data which, in conjunction with the bootstrapped survey biomass data, yields an estimate of the ... showed very good agreement in calculated yields for 2006, 2007 and 2009, and some differences for 2008 ... weighting defined in de la Mare (1996). However, given the sparseness or missing nature of the data for ... were pre- weighted according to the approach detailed in de la Mare (1996) and is the same procedure ... d'analyse mixte de la CCAMLR (CMIX) et sur des progiciels de modèles de rendement généralisé (GYM), qui ... , dans une population, dérivent le nombre selon l'âge et le projette en fonction de la règle de contrôle ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 129–137 : Автор(ы): Hillary, R.M., C.T.T. Edwards, R.E. Mitchell and D.J. Agnew
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WG-EMM-97
superba) populations in CCAMLR Division 58.4.1 during January to March 1996 Hosie, G., de la Mare, W.K ... eleginoides Slip, D., Constable, A.J., de la Mare, W.K., Williams, R. WG-EMM-97/43 A comparison between the ... Pauly, T., Higginbottom, I., Hosie, G., de la Mare, W.K., Nicol, S. WG-EMM-97/44 Workshop on ... deterministic formulation of the median unexploited spawning biomass de la Mare, W.K., Constable, A.J. WG-EMM-97 ...
Meeting
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Breeding and post-breeding foraging locations of Adélie penguins at Hope Bay/Esperanza, Antarctic Peninsula
colony and in the northern Bransfield Strait/Mar de la Flota in both years. During the pre-moulting ... /Esperanza, during the late part of the breeding season and their subsequent post breeding dispersal in two ... period, Adélie penguins dispersed away from the colony and foraged further to the east in the northern ... fishery activity showed an overlap in both temporal and spatial scale; no such direct overlap was apparent ...
Meeting Document : WG-EMM-14/42 : Автор(ы): M.M. Santos (Argentina), P.N. Trathan (UK), S. Thanassekos (Secretariat), E.F. Rombolá, M.A. Juáres (Argentina), K. Reid (Secretariat) and J.T. Hinke (USA)
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A preliminary investigation of the possible effects of rhizocephalan parasitism on the management of the crab fishery around South Georgia
levels of infection by a rhizocephalan barnacle have been found in the population of the crab Paralomis ... to declines in spawning stock. The effects of harvesting both healthy and infected animals are ... animals from the population. The need is stronger when the population is sensitive to declines in spawning ... stock. Results highlight the importance of incorporating parasitism in the design of a management ... mediante un modelo de la poblacion que toma en cuenta las caracteristicas principales del sistema. Se ha ... improving on this preliminary study are identified. Resume La population de crabes Paralomis ... spinosissima exploitee par une nouvelle pecherie autour de la Georgie du Sud (sous-zone 48.3) depuis 1992 ... effet, entre autres, de provoquer la sterilite des individus infestes. De ce fait, le parasitisme peut ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 175–192 : Автор(ы): Basson, M
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The gentoo penguin as a candidate species for the CCAMLR Ecosystem Monitoring Program
in the CEMP. The extensive dependence of this species in these ISRs on Euphausia superba, (including ... in winter), its residence in the ISRs in winter and its early attainment of sexual maturity are all ... les zones d'etude integree (ISR) du programme de contrOle de l'ecosysteme de la CCAMLR), nous ... amenent a suggerer (en presentant la bibliographie complete de la litterature de support) que le manchot ... informaci6n dietetica y bio16gica recopilada durante varios alios en la isla de los Pajaros, Georgia del Sur ... Estudio Integrados (ISRS)) del Programa de Seguimiento del Ecosistema de la CCRVMA), sugerimos que el ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 483–488 : Автор(ы): Croxall, J.P. and T.D. Williams
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Revised estimates of yield for Electrona carlsbergi based on a generalised version of the CCAMLR krill yield model
. Constable and W.K. de la Mare (Australia) Title: Revised estimates of yield for Electrona carlsbergi based ... can result in inappropriate high estimates of yield that could lead to depletion of stocks because of ... recent survey. These problems are addressed in this paper by using stock projections to assess the ... and its importance as prey in the Antarctic ecosystem. The decision rules for determining yield ...
Meeting Document : WG-FSA-94/21 : Автор(ы): A.J. Constable and W.K. de la Mare (Australia)
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WG-EMM-96
out in January to April 1996 Higginbottom, I., de la Mare, W., Pauly, T., Nicol, S. WG-EMM-96/29 An ... (80-150°e) carried out in January to March 1996 de la Mare, W., Wright, S., Bindoff, N., Thiele, D ... indices in the Elephant Island area (Antarctic Peninsula) de la Mare, W., Loeb, V., Siegel, V. WG-EMM-96 ... Everson, I., de la Mare, W.K. WG-EMM-96/57 Cooperative project Belgium – Argentina into EMM: ‘Gerlache ...
Meeting
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