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1. A generalised model for evaluating yield and the long-term status of fish stocks under conditions of uncertainty

   Constable, A. and W.K. de la Mare ... . Box 423, Warrnambool3280 Victoria, Australia W.K. de la Mare Australian Antarctic Division ... d u rendement annuel B long terme qui satisfait aux objectifs de conservation de la biomasse reproductrice des ... stocks conformement aux critgres de la CCAMLR. Ces critirres specifient unelimite relative 5 la ... B la biomasse de pre-exploitation. Ce modgle fournit une methode souple d'evaluation de l'influence ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 31–54 : Author(s): Constable, A. and W.K. de la Mare

2. Distribution of the Soviet krill fishing fleet in the South Orkneys area (Subarea 48.2) during 1989/90

   secteur de p@che, si ce n'est en novembre. Or, en ce mois, la flottille commerciale pschait sur des ... km/dia (8,7 cm/seg). Esto es comparable a, si bien menor que, la velocidad de arrastre frente ... trait de la flottille de p@che de krill de la saison 1989/1990 (soit un kchantillon de 3 614 traits du ... 1" novembre 1989 au 12 juin 1990). Les navires pschaient alors sur un lieu de psche situe a la pointe nord ... Paper Title:  Distribution of the Soviet krill fishing fleet in the South Orkneys area (Subarea ... fishing ground off the northwestern tip of Coronation Island. CPUE showed variability with a minimum in ... November (3.2 tonnes/hour) and maximums in February and March (9.6 tonnes/hour and 11.0 tonnes/hour ... topographically-induced effects. Except in November 1989, temporally and spatially sustained fishable krill ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 51–62 : Author(s): Sushin, V.A

3. An assessment of the merits of length and weight measurements of Antarctic krill Euphausia superba

   precision de toute prediction portant sur la masse. Cependant, si l'on separe les femelles gravides, soit ... longueurs et le poids sec et vert en tant que fonctions du sexe, du stade de la rnaturite et du stade de ... la rnue. L'eventail des - 372 - coefficients et des exposants pour ces relations est examine et ... l'incorporation de l'erreur dans les estimations de la biomasse basees sur les donnees acoustiques. Une autre ... predictors of wet or dry weight in Antarctic krill Euphausia superba Dana are standardised with new data on ... biomass based on acoustic data. An alternative approach is examined in which length and additional ... biological data are assessed in terms of decreases in the residual variance of relationships. We have ... identified key sources of variability where relatively small increases in the effort of analysis result in ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 371-373 : Author(s): Morris D.J., J.L. Watkins, C. Ricketts, F. Buchholz, and J. Priddle

4. Experimental evaluation of the effectiveness of weighting regimes in reducing seabird by-catch in the longline toothfish fishery around South Georgia

   d'examiner les effets des divers regimes de lestage sur la mortalit6 accidentelle d'oiseaux accroches aux ... palangres visant la legine (Dissostichus spp.). Trois regimes sont examines, avec des lests de 4,25,8,5 et ... 12,75 kg fixes B 40 m d'intervalle sur une palangre de type espagnol. La reduction de la mortalit6 des ... note pas de reduction significative si on les remplace par des poids de 12,75 kg. Ainsi, pour reduire ... Paper Title:  Experimental evaluation of the effectiveness of weighting regimes in reducing ... seabird by-catch in the longline toothfish fishery around South Georgia Abstract / Description:  A series ... of experiments was carried out in February 1999 at South Georgia (Subarea 48.3) to examine the ... attached at 40 m intervals on a Spanish-rigged longline. There was a significant reduction in bird ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 119–131 : Author(s): Agnew, D.J., A.D. Black, J.P. Croxall and G.B. Parkes

5. Fishing for toothfish using pots: results of trials undertaken around South Georgia, March–May 2000

   m6todo de pesca en las pesquerias de palangre en el Area de la Convenci6n. Si bien el metodo sirvi6 ... secteurs de pache est donnPe i la figure l. Tableau 2: Details de la capture de Dlssosticlrl/s elcg ... . Tabla 4: Promedio del nfimero de aves de las especies comQ11ine11te observadas durante las operaciones ... a fait une exp6rience de p@che au casier de l6gine australe (Dissosticlzus elegir~oides) autour de la ... commercial viability of this fishing method for toothfish fisheries in the CCAMLR Convention Area. While the ... toothfish was notably lower than that achieved in the longline fishery. Importantly, the use of pots ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 93–105 : Author(s): Agnew, D.J., T.M. Daw, G.M. Pilling and M.G. Purves

6. Beyond MSY: a consideration of definitions of management objectives

   dependeran en si la mayor inquietud se encuentra en la sobrepesca de las poblaciones en restablecimiento ... d'equilibre dans les cas de peche legere et intense. Leyendas de las Fiquras Curvas tipicas que ... a l'Article II de la convention de la CCAMLR. Les criteres varieront selon que l'interet principal portera ... sur le recrutement ou la surexploitation au detriment de la croissance. 11 faudra egalement tenir ... different guidelines under more realistic population models, taking account of the objectives set out in ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 299-322 : Author(s): Gulland, J.A.

7. Selectivity of standard Polish commercial trawl codends on Antarctic fishing grounds

   of view of conseNation of living fish resources on those fishing grounds. Resume Des etudes sur la ... I'efficacite de ce procede - particulierement dans le dernier cas - laisse a desirer. 107 108 2. Les ... grace a I'utilisation d'une sang le a mailles ouvertes en permanence dans la fabrication des culs de ... selectivite necessaires pour la peche au pOisson des glaces de la Georgie du Sud qui, de toutes les especes ... Abstract / Description:  Selectivity studies were carried out for two types of steelon codends used in ... process- especially in the latter case- is not satisfactory. Scotia Sea icefish, Chaenodraco wilsoni, and ... the trawling among all the species studied. Conclusions and observations were in some cases based on a ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 107-142 : Author(s): Zaucha, J.

8. Variations in echosounder calibration with temperature, and some possible implications for acoustic surveys of krill biomass

   (16,6"C), y se detect6 una tendencia similar a 38 kHz. Si 10s parametros de la calibraci6n europea ... area should be considered carefully. Resume L'estimation precise de la biomasse de krill au moyen ... dr6valuation du krill menees dans ce secteur, et demontre la stabilite temporelle du reglage de ... que le fonctionnement d u transducteur de l'echo-sondeur est fonction de la temperature ambiante de ... Paper Title:  Variations in echosounder calibration with temperature, and some possible ... stability in system gain settings. Between Antarctic seasons this echosounder has also been calibrated in ... those applied in the Antarctic, even after adjustments have been made to account for differences in ... significant differences in volume backscattering (S v) and target strength (TS) transducer gains were detected ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 273–281 : Author(s): Brierley, A.S., C. Goss, J.L. Watkins and P. Woodroffe

9. Utilising data from ecosystem monitoring for managing fisheries: development of statistical summaries of indices arising from the CCAMLR Ecosystem Monitoring Program

   de la Mare, W.K. and A.J. Constable ... variables, y toma en cuenta la covariancia entre 10s parametros. La segunda parte presenta un estudio de ... totale de la periode de contr8le est de 20 ans. Dans ce cas, chaque graphique represente un nombre ... ARISING FROM THE CCAMLR ECOSYSTEM MONITORING PROGRAM W.K. de la Mare Current Address: Marine ... Programme de contrBle de l'ecosysteme de la CCAMLR (CEMP) en un indice unique pour chacun des paramgtres ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 101–117 : Author(s): de la Mare, W.K. and A.J. Constable

10. Acoustic estimates of krill density at South Georgia, 1981 to 1998

    density was higher to the east. Resume Estimations acoustiques de la densite du krill antarctique ... periode, on assiste a une fluctuation importante de la densite de krill a cette ile d'annee en annee ... de densite separees pour le nord-est et le nord-ouest de la Georgie du Sud, et la densite de quatre ... BOCTOKC. Resumen E11 este trabajo se presentan las estimaciones acusticas de la densidad de kril ... separate density estimates for northeastern and northwestern South Georgia, and in four of these seasons ...

    Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 47–57 : Author(s): Brierley, A.S., J.L. Watkins, C. Goss, M.T. Wilkinson and I. Everson

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