Résultats de la recherche

1. The role of fish as predators of krill (Euphausia superba) and other pelagic resources in the Southern Ocean (submitted to the 2008 Joint CCAMLR-IWC Workshop)

   . Nototheniids and channichthyids have a life span of typically 10–20 years (Kock et al., 1985; La Mesa et al ... estimates of fish stocks were available for the split-years (1 July to 30 June) 1975/76 and 1977/78 (Table ... resource for skates and slope and deep-sea fishes such as grenadiers at certain times of the year ... fast ice, including flaws, leads and polynyas) for most of the year (Kock, 1992). The shelf and ...

   Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 115–169 : Auteur(s): Kock, K.-H., E. Barrera-Oro, M. Belchier, M.A. Collins, G. Duhamel, S. Hanchet, L. Pshenichnov, D. Welsford and R. Williams

2. Temporal variability and the interrelationships between CEMP parameters collected on Adélie penguins at Béchervaise Island

   examined for Adélie penguins over a period of 12 years. Data were collected from 1990/91 to 2001/02 at ... while other parameters, such as arrival counts and incubating nest counts, are more stable between years ... 90 30 / 11 / 19 90 05 / 12 / 19 90 20 / 12 / 19 90 25 / 11 / 19 90 18 / 12 ... 97 30 / 11 / 19 97 03 / 12 / 19 97 20 / 12 / 19 97 21 / 11 / 19 97 20 / 12 ... 00 04 / 12 / 20 00 04 / 01 / 20 01 30 / 11 / 20 00 14 / 12 / 20 00 13 / 2 ... beginning of the year, the decline in condition of the females until egg laying, the decline in condition ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 75–90 : Auteur(s): Emmerson, L.M., J. Clarke, K.R. Kerry and C. Southwell

3. Protecting young fish and spawning aggregations of Champsocephalus gunnari in Subarea 48.3 (South Georgia): a review

   fish (27-40 cm). One, however, was composed almost entirely of 1 and 2 year olds (about 12-30 cm). In ... of each year and end on 30 November of the fc%owing year. References SC-CAMLR, 1984, para raphs ... year was consistently applied in years when the C. gunnari 2 2 fishery in Subarea 48.3 was open. B 3 ... also pertinent following the introduction in 1998 of a new CCAMLR 'fishing year' (CCAMLR, 1998 ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 75–86 : Auteur(s): Parkes, G.B

4. 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 ... ~ N 0'= 42 0 8 r ~n N~ = 53 ~ 6 4 z 2 ---- >- 14 16 18 20 22 24 26 28 30 32 34 36 38 u z t4 ... w :::> 12 ~ iO t N cf= 15 0 0::: 8 r B ~ I.L N~ = 22 6 4 2 14 16 18 20 22 24 26 28 30 ... compared in 19 Potter Cove specimens. In some cases scale readings gave a result of one year more. This ... reading of scales indicated one extra year. This finding is discussed below. Table 2 shows the observed ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 143-160 : Auteur(s): Barrera-Oro, E.

5. Preliminary report on biological observations and exploratory fishing data collected in the South Georgia area during the 1985/86 cruise of MT Carina

   . georgianus was represented by three length groups: 20–24, 32–41 and 42–56 cm. N. gibberifrons was also ... + Age groups (years) O~~==~,==~==~,===;~~,==~==~,==~~ Figure 8 20 30 40 ~ Total length (cm ... grcups (years) 200 O~~~I~~~I~~~I==~~I==~~ 20 3J 40 50 Total length (cm) Figure 7 Length and age ... . aceratus was 25-72 cm. P. georgianus was represented by three length groups : 20-24, 32-41 and 42-56 cm ... longueurs: 20-24, 32-41 et 42-56 cm. ~ I qibberifrons etait egalement represente par trois' categories de ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 65-97 : Auteur(s): Kreft, K. and J. Szynaka

6. Biogeographic patterns of benthic invertebrate megafauna on shelf areas within the Southern Ocean Atlantic sector

   approximately 20–30 cm (Gutt and Starmans, 2001; Gutt and Piepenburg, 2003; Teixidó et al., 2004 ... averaged 17.9 m and 9.1 m respectively. The target time for a gear deployment was 30 min on the bottom ... target time for a gear deployment was 30 min on the bottom. Time on the bottom was measured by means of ... - elled into baskets. Up to 20 baskets of benthos were transferred to the sorting area for weighing ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 167–192 : Auteur(s): Lockhart, S.J. and C.D. Jones

7. Age, growth and size at sexual maturity of Macrourus carinatus caught as by-catch in Australian sub-Antarctic trawl fisheries

   McDonald Islands (Division 58.5.2) in 1992 and 1993. The range of estimated ages was 4 to 25 years. There ... Ross Sea. 0 100 200 300 400 500 600 700 0 5 10 15 20 25 30 Age (years) To ta l l en gt h ... Dorsal Ventral van Wijk et al. 142 0 5 10 15 20 25 30 -500 -400 -300 -200 -100 0 100 200 300 ... corresponding to the upper end of each bin. 0 5 10 15 20 25 30 200 250 300 350 400 450 500 550 600 650 ... 30-day period. Age estimates were subsequently adjusted by taking into account the difference ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 139–151 : Auteur(s): van Wijk, E.M., R. Williams and A.J. Constable

8. Analysis and modelling of the Soviet Southern Ocean krill fleet, II: Estimating the number of concentrations and analytical justification for search data

   18.9 hrs 693.6 (4-8), 61.2 (8-9) 1 290.4 50" 40' 20" o' 20' 40' 10' 30' 30' 10" 50" 60" 60 ... 10 15 20 30 40 50 60 70 Concentration Radius (nml) Figure 16: Histogram of the radii of ... longitude is assumed to be 30 nm. Figures 6 to 9 show the results of the application of the rule ... (1989) concentrations are presumed to persist for the entire fishing period of14 to 30 days.) 290 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 283–322 : Auteur(s): Mangel, M.

9. Statistical problems in krill stock hydroacoustic assessments

   issue of patchy years vs more even distribution would seem to have more impact on ecosystem management ... patch dominated year) it can quickly obtain sufficient food for its needs. If, however, it must spend a ... approximately 20 n miles from Seal Island (the estimated foraging range of a penguin, personal communication ... . Fish. Aquatic. Sciences, 39(1) 229-231 p. 305 Figure 1: 56°W 30' 55~ 30' 45'~----~r ... -----------~~~~~~~~--------'-----------'-'45' 15' 30' 15' 30' ASPLAND IS. / ~OOIfl""", EADIE IS ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 301–309 : Auteur(s): Macaulay, M.C.

10. Spatially explicit population dynamics models for Antarctic toothfish in the Ross Sea region

    (years) 0 5 10 15 20 25 30 0 ... 5 10 15 20 25 30 Age (years) 1.0 0.8 ... moved by Antarctic toothfish (median of about 20 km after a year at liberty, see Parker et al., 2013 ... to 30 November 1997 is labelled the 1997 year. 21 Spatially explicit population dynamics ...

    Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 19–37 : Auteur(s): Mormede, S., A. Dunn, S. Hanchet and S. Parker

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