Résultats de la recherche

1. Low breeding success of the Adélie penguin at Béchervaise Island in the 1998/99 season

   fewer local trips and both sexes spent longer at sea than in years of higher breeding success. Meal ... seven days during mid-January each year at longitude 60°E. Chick Growth (CEMP A7) About 30 chicks ... side behaviour have been previously determined (Clarke of the island on 20 February. This breakout was ... season. Distance from the colony to the sea-ice edge during mid- January each year is also shown ... Season year is shown in Table 1. We found a negative (Kruskal-Wallis One-way ANOVA on Ranks ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 151–167 : Auteur(s): Irvine, L.G., J.R. Clarke and K.R. Kerry

2. The foraging range of Adélie penguins at Béchervaise Island, Mac. Robertson Land, Antarctica, and its overlap with the krill fishery

   their major food sources. File:  20-Kerry-et-al.pdf ... 1396B M 19 January 1992 1 5 275 none feeding growing chick only 1 to 5 km from colony 20 January 1992 ... January 1992 45+ 67.5° 62S 20 318 none feeding small chick travelling northwest when PIT failed 8404B M ... ° 62.30 6 286 none feeding large chick short foraging trip UJ o :::> I- I- e:( -l R~ 65°30'S ... ~ JOOOO:: /I" ADELlE PENGUIN 66°00'S 66°30'S 67°00'S 67°30'S 56°E 5rE 58°E 59°E 60 0 E ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 337–344 : Auteur(s): Kerry, K.R., J.R. Clarke and G.D. Else

3. A balanced model of the food web of the Ross Sea, Antarctica

   recent year (1990–2000). The focus of the model is on the role of Antarctic toothfish in the food web ... efficiency) and all groups together was 1.7%, and for diet fractions was 0.6%. Large but not implausible ... average recent year (1990–2000). The focus of the model is on the role of Antarctic toothfish in the food ... al., 2007). The aim of the present study is to model an average or typical year, rep- resentative of ... shallower than 500 m, 41% of the region has depths 500–1 000 m, and 30% is deeper than 1 000 m. This ... . Carbon flow through each trophic group per year is balanced according to equation (2) under the ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 1–31 : Auteur(s): Pinkerton, M.H., J.M. Bradford-Grieve and S.M. Hanchet

4. The effects of monitoring procedures on Adélie penguins

   returned to the colony as two-year-olds (1993/94 summer). Ainley et al. (1983) reported that 30% of all ... occur after more than one year of band wear remains to be determined from future years' return rates ... et des marques. Cet examen, s'il met en evidence une legere reduction du taux de retour des oiseaux ... (TIRISTM, Texas Instruments, USA), 30 mm long and 3 mm in diameter, implanted under the skin of the neck ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 155–164 : Auteur(s): Clarke, J. and K. Kerry

5. Composition and characteristics of ichthyofauna in pelagic waters of South Georgia (Subarea 48.3)

   Georgia 30 30 - 25 20 % Gij 25 n7kaL Gij 28 5 - 0 0 0 0 0 0 0 0 0 0 c ) o ~ T - ~ c ) o ~ T ... , 20 1 B Gii 30 Length (mm) Figure 11: Length composition of M. microps. Frolkina et al ... caught years from 1 to 20% (Figure 9, Table 4). diurnally in the 60 to 85-metre near-bottom layer ... in the years of strong year classes and fishing mortality represents only a minuscule fraction of ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 125–164 : Auteur(s): Frolkina, G.A., M.P. Konstantinova and I.A Trunov

6. A composite recruitment index to describe interannual changes in the population structure of Antarctic krill at South Georgia

   successful recruitment year due to krill spawned in 1994/95. File:  06watkins.pdf ... used four year classes with the mean size of l + krill occurring between 24 and 30 mm (Table 3 ... the maximum permitted size (30 mm). Therefore all analyses were rerun using five year classes with a ... years, either because of changes in distribution or sampling techniques. Similarly, the larger year ... + year class only formed a significant proportion of the population in three of the seven years. This ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 71–84 : Auteur(s): Watkins, J.L

7. Results of fish stock assessment survey, South Georgia region, November - December 1986

   /85 year classes. Coefficients of variation ranged from 67.9% (Notothenia squamifrons) to 12.6% (C ... ' 1"0/ ,9, o 10 20 30 40 LENGTH, CM 50 Figure 3. Length frequency distribution, li. rossii ... :::> 0 w ~ 20 u... 10 o ( ~, o 10 20 30 40 50 LENGTH, CM Figure 5. Length frequency distribution ... Z w :::> 0 w Cl::: ~ 50 o 'I' (,\ (I'Y'\(II'¥I' '\{'\ o 10 20 30 40 50 LENGTH, CM Figure ... w D- >- ~ / I-' 0'l U lJ1 Z w 50 :::::> 0 w 0:::: LL- 25 o , , , , o 10 20 30 40 50 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 143-183 : Auteur(s): Gabriel, W.L.

8. Fitting Euphausia superba into Southern Ocean food-web models: a review of data sources and their limitations

   occurred year- round throughout Antarctica, and regularly with an estimated ~20% of the stock deeper than ... ) method has been in use for 20 years but there have been various attempts to use other analytical ... first is the underside of sea-ice – an important habitat for krill year-round (Brierley et al., 2002 ... -frequency distribution reveal that there is widespread undersampling of juvenile krill ~20 mm long ...

   Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 219–245 : Auteur(s): A. Atkinson, S. Nicol, S. Kawaguchi, E. Pakhomov, L. Quetin, R. Ross, S. Hill, C. Reiss, V. Siegel, G. Tarling (submitted to the 2008 Joint CCAMLR-IWC Workshop)

9. Potential interactions between wandering albatrosses and longline fisheries for Patagonian toothfish at South Georgia

   , satellite-tracking, South Georgia, wandering albatross INTRODUCTION Over the last 20 years wandering ... times of the year when the potential for albatross mortality associated with longline fishing might be ... . Up to 1992/93 the fishery was open year-round The distribution of foraging D. exulans during the ... of year, when chicks need frequent feeding and one parent remains at the nest brooding or guarding ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 101–110 : Auteur(s): Croxall, J.P. and P.A. Prince

10. Size and density of krill layers fished by a Japanese trawler in the waters north of Livingston Island in January 1988

    10 20 30 40 50 60 70 80 NET V 0 L U MED ENS IT Y ( g. m-3 ) Figure 3: Frequency distributions of ... -operative survey between RV Kaiyo Maru and a Japanese trawler was conducted from 17 to 20 January 1988 on ... the fishing ground north of Livingston Island (Figure 1). A total of 30 experiments on TS measurement ... including 30 co-operative experiments, was provided by the trawler. The number of krill aggregations per ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 339–345 : Auteur(s): Endo, Y. and Y. Shimadzu

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