Résultats de la recherche

1. Bias in the estimation of krill yield from using a deterministic formulation of the median unexploited spawning biomass

   . A subset of runs was undertaken to examine the effect of extending the projection period to 30 ... and for three levels of y - 0.15, 0.2 and 0.4. Projections for 20 years and 30 years were undertaken ... Butterworth et al. (1994). Values in parentheses are probabilities of depletion over a 30-year projection ... perio . Table 2: Escapement of spawning biomass at the end of 20 and 30-year projections for different ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 1–8 : Auteur(s): Constable, A.J. and W.K. de la Mare

2. Spawning locations of mackerel icefish at South Georgia

   , spawning, South Georgia, CCAMLR INTRODUCTION Over the past 30 years there has been a fishery, large in ... following day, two on 20 March and 14 on 30 March. 011 5 April the catch was just three, and no further ... research cruises. During August 1983 a regular grid of 42 stations spaced at 30 n mile (55 km) intervals ... distance range of the sampled sites of 3.5 to 19 km offshore, the regression indicates a 30-fold decline ...

   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

3. Status of the krill stock around Elephant Island in 1991/92 and 1992/93

   -south transects between 60" and 62"s and 53" and 57"30'W ('Elephant Island box'). In 1993 additional ... of juveniles and krill lengths <30 mm in 1992 (Figures 4 and 7) resulted from successful spawning ... . Loeb and Siege1 (Dlink/Dmax) *l00 Variable 1---10---20---30---40---50---60---70---80---90---~00 ST ... -3 3 - ST-5 - 0 ST-30 7 ST-4 9 ST-46 ST-61 ST-13 ST-15 ST-14 ST-3 2 I ST-l8 ST-17 ST-34 ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 7–33 : Auteur(s): Loeb, V. and V. Siegel

4. Investigation of bias in the mark–recapture estimate of toothfish population size at South Georgia

   250000 est. population (n) fis hi ng e ff or t (1 00 0 ho ok s) 0 10 20 30 40 50 60 70 ... of toothfish typically move only 20–30 km each year (Marlow et al., 2003). This paper investigates ... 7 28 2 9 30 31 32 33 3 4 35 3 6 3 7 3 8 40 42 44 4 8 5 0 5 1 7 0 69 68 67 66 6 5 ... circles being proportional to the numbers of hooks. 0 0.1 0.2 0.3 0.4 0.5 0.6 0- 10 30 -4 0 ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 47–63 : Auteur(s): Agnew, D.J., G.P. Kirkwood, J. Pearce and J. Clark

5. Revised estimates of seabed areas within the 500 m isobath of the South Orkney Islands (subarea 48.2) and consequences for standing stock biomass estimates of nine species of finfish

   examined, the point estimate of total biomass increased from 5 to 30% for eight species and decreased by 20 ... biomass. Of the nine species examined, the point estimate of total biomass increased from 5 to 30% for ... neuf espPces examinees, l'estimation ponctuelle de la biomasse totale a augmente de 5 a 30% pour huit ... PaCCMOTPeHHbIX BNAOB OqeHKa o6qet ~ H O M ~ C C ~ I BO3pOCna Ha 5-30% AJIR 8 BHAOB M COKpaTHJIOCb Ha 20% AnR ... total aumento entre 5 a 30% para ocho de las nueve especies de peces examinadas, y disminuy6 en 20 ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 197–204 : Auteur(s): C.D. Jones

6. Selectivity of commercial and research trawls in relation to krill

   more large krill (35-58 mm) than catches of the research trawl (30-54 mm). The maximum difference in ... large krill (35-58 mm) than catches of the research trawl (30-54 mm). The maximum difference in mean ... mm) que celles du chalut de recherche (30-54 mm). La difference maximale de longueur moyenne dans ... -58 MM). YeM B ynoeax mccneAoBaTenhcKoro Tpana (30-54 MM). M ~ K C H M ~ ~ ~ H O ~ pacxoxAeHBe ... investigacion (30-54 mm). La diferencia maxima entre 10s promedios de las tallas de las capturas de ambas redes ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 161–169 : Auteur(s): Kasatkina, S.M

7. Movement, growth and available abundance to the fishery of Dissostichus eleginoides Smitt, 1898 at Heard Island, derived from tagging experiments

   00 30 00 40 00 40 00 30 00 30 00 20 00 10 00 50 0 M A R IO N /P . E D W A R D CR O ZE ... mm in total length with about 30 mm protruding from the fi sh. Fish were tagged with one TIRIS tag ... trawl net. The chosen fi sh were placed in a tank of circulating seawater for about 30 min to allow ... 30 min recovery period before being released through a scupper in the factory just above the ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 33–48 : Auteur(s): Williams, R., G.N. Tuck, A.J. Constable and T. Lamb

8. Geographical differences in the condition, reproductive development, sex ratio and length distribution of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (CCAMLR Subarea 88.1)

   (Dissostichus mawsoni) de mi-décembre à début avril pendant les saisons de pêche 2000/01 à 2004/05 à bord du ... . mawsoni suggesting that 50% of Fenaughty 30 the population of both sexes is mature at 100 cm TL ... with a 30 cm range over maturity (i.e. 85–115 cm TL). This equates to 50% maturity at about age 9. As ... , giving a GSI of 30.2. When the ovaries were removed the fish body had the classic ‘axe handle’ form ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 27–45 : Auteur(s): Fenaughty, J.M

9. Intra-annual variability in the density of Antarctic krill (Euphausia superba) at South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ‘annual’ estimates of krill density

   × no d ep lo ym en t d ue to ic eb er gs o n si te 3 29 / 04 –1 2/ 11 / 03 30 9 19 ... 9/ 12 / 05 30 0 18 0 30 –1 66 × no t d ep lo ye d o ff -s he lf to a vo id fi sh ... ng th (m m ) (= n) M ea n T S 30 0 kH z (d B k g– 1 ) M ea n T S 12 5 kH z (d ... et al. 30 summer) in the light of repeated observations of within-year changes to address the ...

   Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 27–41 : Auteur(s): Saunders, R.A., A.S. Brierley, J.L. Watkins, K. Reid, E.J. Murphy, P. Enderlein and D.G. Bone

10. Comparative feeding ecology of Patagonian toothfish (Dissostichus eleginoides) in the southwestern Atlantic

    continental shelf/slope between 46°-55°S and 60°-64°W, and around South Georgia between 53°-55°30' and 3 ... Argentinian continental shelf/slope, the length of D. eleginoides ranged from 30 to 95 cm total length (TL ... continental shelf/slope, the length of D. cleiyiizoides ranged from 30 to 95 cm total length (TL) which ... variait de 30 5 95 cm, ce qui correspond au stade juv6nile. Autour de la GPorgie du Sud, la distribution ... ~ax AJIclHa (TL) KJIbIKaYa ~one6anacb B jJllana3OHe 30-95 CM, YTO COOTBeTCTBYeT CTanHH MOJ'IOAH. B o ... (TL) de D. eleginoides se encuentra entre 30 y 95 cm, correspondiendo a estadios juveniles. Alrededor ...

    Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 105–124 : Auteur(s): García de la Rosa, S.B., F. Sánchez and D. Figueroa

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