Search results
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Long-term trends in the foraging patterns of female Antarctic fur seals at South Georgia
as starving/suckling layers in the teeth of their pups. A collection of unmarked Antarctic fur seal ... starving/suckling layers in the teeth of their pups. A collection of unmarked Antarctic fur seal teeth ... l'utilisation de dents marquees a la tetracycline ont confirme qu'aux cycles voyage alimentaire/allaitement ... . Un ensemble de dents non-marquees d'otaries antarctiques provenant de l'Ile Bird, Georgie du Sud, a ... alimentaires effectues par la mere d'un individu au cours de la lactation. Cette analyse a montre que le ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 441-443 : Author(s): Bengtson, J.L.
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Some comments on the procedure for testing estimators of krill abundance which utilise survey data
indeed likely to provide improved performance in practice. Such studies require a simple method for ... indeed likely to provide improved performance in practice. Such studies require a simple method for ... d'abondance a partir des donnees des campagnes d'evaluation. Cependant, en premier lieu, des etudes par ... d'evaluation, sur les repartitions. Des modeles "a deux niveaux" de repartition du krill sont consideres. Ils ... realisent la correlation spatiale globale en pla~ant les essaims de krill au hasard, a l'interieur de ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 191–205 : Author(s): Butterworth, D.S., D.L. Borchers and D.G.M. Miller
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Environment–krill relations in the South Georgia marine ecosystem
be a useful index for some regions. Associations with ice-edge position and atmospheric components ... , suggesting it can be a useful index for some regions. Associations with ice-edge position and atmospheric ... 6b1na s a ~ e v e ~ a y x e AaBHO, M B ee AUHaMMKe, IIO-BMALIMOMY, A0MMHMPYH)T @R~HY~CKH€! @;~KTOP~I ... . O A H ~ K O UMeeTCR Man0 MCTOPMYCCKMX 3KOnOrUYeCKWX HaHHblX QnR OqeHKM 3 ~ 0 f i M3MeHqHBOCTI4 ... , II T O n b K O HeAaBHO 6b1nH IIOArOTOBJIeHbI CepHll AaHHbIX II0 @ M ~ M Y ~ C K A M @ ~ K T O ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 13–30 : Author(s): Fedoulov, P.P., E. Murphy and K.E. Shulgovsky
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Factors that may influence the accuracy of abundance estimates from CCAMLR tag-recapture programs for Dissostichus spp. and best practice for addressing bias
, where it occurs, post-release depredation rates are a priority for new assessments that use tag ... Tag-recapture programs are a powerful tool for researching population dynamics and providing ... toothfish (Dissostichus spp.) for more than a dec- ade. For example, tagging from commercial fishing ... toothfish. The use of tag- recapture data as an integral part of stock assess- ments is a relatively recent ... as a key input into integrated assessments of the D. eleginoides fishery in South Georgia and the ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 63–72 : Author(s): Welsford, D.C. and P.E. Ziegler
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Statistical problems in krill stock hydroacoustic assessments
applied to establish biomass in a survey area and the second is the improvement in accuracy of target ... assessments of krill. The first is the methods applied to establish biomass in a survey area and the second ... estimates. Resume Deux questions fondamentales se posent a I'egard des evaluations hydroacoustiques du ... hesitation le procede le mieux adapte, et le probleme est d'autant plus difficile a resoudre que la plupart ... I'intervalle d'echantillonnage. 11 reste encore beaucoup a faire pour repondre aux besoins d'amelioration des ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 301–309 : Author(s): Macaulay, M.C.
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Effects of weather and sea-ice on the reproductive performance of the Adélie penguin at Edmonson Point, Ross Sea
males on the second incubation trip. A high number of chicks died during the post-hatching stage and the ... trip. A high number of chicks died during the post-hatching stage and the breeding success was low ... condition. Résumé La biologie reproductrice du manchot Adélie (Pygoscelis adeliae) a été étudiée à la ... l’éclosion et le succès reproductif était faible, correspondant à 0,3 jeune en crèche par nid pourvus d’œufs ... réduite lorsque des événements à long terme, tels que la persistance anormale des glaces de mer, ont ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 99–109 : Author(s): Olmastroni, S., F. Pezzo, V. Volpi and S. Focardi
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Age determination of Notothenia gibberifrons from the South Shetland Islands, Antarctic Peninsula subarea (Subarea 48.1)
scale readings gave a result of one year more. This could arise from the difficulty in differentiating ... compared in 19 Potter Cove specimens. In some cases scale readings gave a result of one year more. This ... and growth studies of Antarctic fish. Resume La determination de I'age a ete effectuee sur des ... specimens de Notothenia gibberifrons rassembles a deux emplacements pres des lies Shetland du Sud (Low ... les specimens provenant de Low I. ont ete comparees avec des valeurs publiees anterieurement. Ceci a ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 143-160 : Author(s): Barrera-Oro, E.
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Southern elephant seals and CCAMLR
possible causes of the elephant seal’s decline in the region. Such explanations assume that a communal ... causes of the elephant seal's decline in the region. Such explanations assume that a communal feeding ... demographiques menees au cours de la phase terrestre des animaux n'ont pu expliquer cette baisse qui a ... permis d'esperer qu'elles aideront a expliquer les raisons de ce declin de ~ leonina dans l'ocean ... sudafricana en este campo y se espera que esto ayudara a dilucidar las razones de la declinacion observada ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 465-473 : Author(s): Bester, M.N. and D.G.M. Miller
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Characteristics of seasonal variation in diurnal vertical migration and aggregation of Antarctic krill (Euphausia superba) in the Scotia Sea, using Japanese fishery data
Georgia (SG) areas) using Japanese fishery data. Average trawling depth usually showed a marked diurnal ... data. Average trawling depth usually showed a marked diurnal change during summer and winter in SS ... antarctique (Euphausia superba) liée à la phase de jour du cycle diurne (à savoir, les différentes catégories ... SO. La profondeur journalière moyenne des chalutages tendait à être moins importante pendant l'été ... sont étroitement liées à son écologie alimentaire et reproductrice et à l'évitement des prédateurs ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 163–172 : Author(s): Taki, K., T. Hayashi and M. Naganobu
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Comparison of age readings from scales and otoliths of the Patagonian toothfish (Dissostichus eleginoides) from South Georgia
region (Subarea 48.3). In 44% of specimens, age readings from both structures were identical. A Wilcoxon ... C C A M L R Science, Vol. 5 (1998): 191-203 COMPARISON ... 48.3). In 44% of specimens, age readings from both structures were identical. A Wilcoxon test for ... soumis au test de Wilcoxon pour les donnees couplees (Ts = 0,256, rz = 59) qui a indique que les ... ) pafio~a K ) ~ ~ o f i r e o p r m (IIonpaiio~a 48.3). Y 44% p616 pe3ynb~a~b1 onpeReneHHx ~ o s p a c ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 191–203 : Author(s): Cassia, M.C