Résultats de la recherche

1. A declining trend in the abundance of Notothenia rossii marmorata and Notothenia gibberifrons observed in fjords in two sites in the South Shetland Islands

   , King George/25 de Mayo I., over a period of eight years from 1983 to 1990 and in waters around Half ... sampling by this method did not utilize a consistent amount of effort between years, the analysis made use ... Bellisio (1967) in 1965/66 is three times greater than in 1989 (0.038). In this year, there was not a ... 20 268 Table lA) (continued) Number of Specimens Caught in Each Replicate Level 1 Level 2 ... Caught in Each Replicate Year Month Number of N. neglecta N. rossii N. gibberifrons Replicates 1989 ... /; 20 4 1h ,~ 10 2 '5 0 1 ~ ¥ ?f 10 1983 1984 1985 1986 1987 1988 1989 1990 """*- l'l. neglecta ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 263–274 : Auteur(s): Barrera-Oro, E. and E. Marschoff

2. Preliminary study on nesting Adélie penguins disturbance by unmanned aerial vehicles

   disturbance by UAVs   Resting Comfort Vigilance/anxiety Aggression 100 90 80 70 60 50 40 30 20 ... . The best option is a 20–30 minute recording with the overflight around its midpoint. • Noise ... Department of Geoinformatics, Cartography and Remote Sensing Krakowskie Przedmieście 30, 00-927 Warsaw ... 40 km, max. flight time 30 minutes, flight speed 70–80 km/h, fuel – Li-Pol battery (electric engine ...

   Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 1–16 : Auteur(s): Korczak-Abshire, M., A. Kidawa, A. Zmarz, R. Storvold, S.R. Karlsen, M. Rodzewicz, K. Chwedorzewska and A. Znój

3. Assessments of the stocks of Notothenia rossii marmorata and Champsocephalus gunnari in the South Georgia area

   known) and the net recruitment rate to the stock in each year implied by the age data. The catch at ... age classes would lead to underestimation of the strength of year classes recruited before the start ... of the fishery compared to later year classes. However, in selecting an age-specific natural ... coefficient of natural mortality of 0.2 per year up to age 8 is assumed, this implies the schedules given in ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 1-21 : Auteur(s): Cooke, J.G.

4. Distribution and abundance of Macrourus carinatus on BANZARE Bank in the southern Indian Ocean

   standard haul duration was 30 minutes fishing time. However, owing to the rough nature of the ground ... Conformal Scale 1 : 20 000 000 Standard Parallels: 52-33' and 53"33' Central Meridian 74"E 0 500 l000 km ... females. Vopr. Ikhtiol., 20: 954-956. MacPherson, E. 1979. Ecological overlap between macrourids in ... occurrence of larval and juvenile stages of rat tail fishes (Family Macrouridae) from 60°N, 20°W and 53"N ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 171–178 : Auteur(s): van Wijk, E.M., A.J. Constable, R. Williams and T. Lamb

5. Spawning locations of mackerel icefish at South Georgia

   following day, two on 20 March and 14 on 30 March. 011 5 April the catch was just three, and no further ... , spawning, South Georgia, CCAMLR INTRODUCTION Over the past 30 years there has been a fishery, large in ... of the same year. Further evidence that spawning occurs in the inshore waters has come from the ... research cruises. During August 1983 a regular grid of 42 stations spaced at 30 n mile (55 km) intervals ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 107–118 : Auteur(s): Everson, I., A.W. North, A. Paul, R. Cooper, N.C. McWilliam and K.-H. Kock

6. The utilization of seabird censuses for krill monitoring

   krill abundance and comparisons from year to year. Contour plotting of the position measures for ... sample the same spot under the same conditions in two consecutive years. Moreover, other parameters ... together with acoustic records of krill abundance were studied by some multivariate techniques. The main ... geographical features for many years. OUr goal should be to translate this fact into a mathematically ...

   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

7. Otolith and body size relationships in the mackerel icefish (Champsocephalus gunnari)

   commercial fishery around South Georgia. Sampling periods, designated by the year in which the samples were ... regression model allowing for parallel lines for each year (F4.846 = 30.57, p < 0.001); including extra ... parameters for separate slopes for each year did not give a statistically significant improvement to the ... parallel lines for each year (F4889 = 36.7, p < 0.001); including extra parameters for separate slopes ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 117–123 : Auteur(s): Everson, I., B. Bendall and A. Murray

8. Diet of the Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (Subarea 88.1)

   in the previous year, the remainder were largely partly full (15% held traces of food, 20% held ... 30 fi sh during exploratory line sets. Stomachs from 3 937 D. mawsoni in 2001 and 5 426 D. mawsoni ... . Total length (cm) 60 80 100 120 140 160 180 200 N um be rs o f f is h 0 20 40 60 80 100 120 ... f f is h 0 20 40 60 80 100 120 2001 fishing season 2002 fishing season females n = 2 234 x ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 113–123 : Auteur(s): Fenaughty, J.M., D.W. Stevens and S.M. Hanchet

9. Results of the CCAMLR Antarctic fish otoliths/scales/bones exchange system

   /05/85 26.7 26 20/05/85 37.7 27 07/08/85 36.6 28 07/08/85 39.1 29 23/08/85 37.0 30 08/09/85 37.6 ... -VI/8G/26 Rev. 1) and 1988 (WG-FSA-88/30). The exchange was terminated before 1 August 1989 despite ... ) full agreement; and (ii) full agreement or deviations of not more than one year. The 'birthday' of ... agreement! 1 X 29.0 28.2 10.3 deviation = 1 year (%) 2 76.3 X 48.7 35.1 3 81 .1 89.2 X 59.9 4 66.7 88.5 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 197–226 : Auteur(s): Kock, K.-H.

10. Catch-at-age analysis applied to new fisheries: the case of Dissostichus eleginoides

    all recruited year classes i U = tr, tr + 1, ... , tm) can be expressed as where Fi (1 -tzi) Jli ... m = terminal age L\ = time between the beginning of the year and the beginning of the research ... procedure, data are presented as belonging to a single season - 1991/92 (split-year). Available ... library 386-MATLAB was used, with A = 20 and a tolerance factor of 0.01. The smallest residual (SSQ ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 3–9 : Auteur(s): Zuleta, A.V. and C.A. Moreno

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