Search results

1. Management and uncertainty: the example of South Georgia

   . AMENAGEMENT ET INCERTITUDE: L'EXEMPLE DE LA GEORGIE DU SUD J.A. Gulland Royaume-Uni Les decisions ... relatives a l'amenagement de la peche sont souvent prises dans un climat d'incertitude pour ce qui est des ... avis scientifiques. 11 est difficile de parer a une telle incertitude meme si une recherche plus ... approfondie devrait permettre d'en limiter l'etendue. 11 serait utile de determiner comment la CCAMLR ... :  Decisions on fishery management are often made with some degree of uncertainty in scientific advice. Such ... to consider ways in which CCAMLR can improve its ability to take decisions in the face of uncertainty ... uncertainty. The question is addressed specifically in terms of the fishery of Notothenia rossii around South ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 341-353 : Author(s): Gulland, J.A.

2. Standardization of fishing effort for Champsocephalus gunnari in the South Georgia area (Subarea 48.3)

   of variation for the CPUE values was 0.399. Resume Le ca1cul traditionnel des series de capture par unite ... d'effort est rigide dans son utilisation des types de donnees et sa precision n'a pas ete estimee. Un ... indice de CPUE standardise pour la peche de Champsocephalus gunnari dans la sous-zone 48.3 est derive au ... , engins de peche, mois et annees). La regression multiple est utilisee pour resoudre le modele et la CPUE ... Paper Title:  Standardization of fishing effort for Champsocephalus gunnari in the South Georgia ... inflexible in its use of data types and has no estimate of accuracy. A standardized CPUE index for ... Champsocephalus gunnari fishing in Subarea 48.3 is derived using a multiplicative model and data from many ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 327–336 : Author(s): Gasiukov, P.S.

3. The fishery for Patagonotothen brevicauda guntheri in CCAMLR Subarea 48.3

   reveIe que les captures de Patagonotothen brevicauda guntheri sont cinq fois plus importantes dans la ... zone de la Georgie du Sud qu'aux 110ts Shag. D'anciennes donnees de campagnes et des rapports fournis ... au Groupe de travail de la CCAMLR charge de revaluation des stocks de poissons indiquent que cette ... de filets a tres petites mailles, entrainant assurement la capture d'individus inferieurs a la ... Paper Title:  The fishery for Patagonotothen brevicauda guntheri in CCAMLR Subarea 48.3 Abstract ... brevicauda guntheri were five times greater in the South Georgia area than at Shag Rocks. Previous survey ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 275–283 : Author(s): Everson, I. and C. Mitchell

4. Towards an initial operational management procedure for the krill fishery in Subareas 48.1, 48.2 and 48.3

   operationnel de la dynamique du krill, utilise pour les procedures de tests, sont encouragees. Pe ... ) qui depende des resultats de l'evaluation. La selection et l'elaboration d'une procedure necessitent ... de la CCAMLR pour fournir des criteres selon lesquels evaluer la performance de la procedure. Des ... "1'Indice composite" de la CPUE, proposee par l'Atelier sur l'Etude par simulation de la CPUE du krill. Les ... Paper Title:  Towards an initial operational management procedure for the krill fishery in ... (Euphausia superba) in Subareas 48.1, 48.2 and 48.3 requires a basis for the assessment of resource status ... . Thereafter TACs may increase by C r % per annum. However, this increase may be suspended or reversed in any ... 0.75 CPUE ref. An operating model of krill dynamics in the region is developed for simulation testing ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 189–219 : Author(s): Butterworth, D.S.

5. Patterns and processes in the distribution and dynamics of Antarctic krill

   afin de developper, de tester et d'integrer des modeles constitutifs de la repartition et de la ... dynamique de la population du krill antarctique cl differentes echelles spatiales et temporelles. Nous ... suggerons que soient developpes d'une maniere iterative des modeles de complexite croissante portant sur la ... variabilite et la repartition irreguliere de I'abondance du krill. Des modeles incrementiels devraient ... Paper Title:  Patterns and processes in the distribution and dynamics of Antarctic krill Abstract ... critical processes to be added. An analysis of spatial distribution of krill in the Bransfield Strait area ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 281–299 : Author(s): Levin, S.A., A. Morin and T.M. Powell

6. Quantification of Southern Ocean phytoplankton biomass and primary productivity via satellite observations and biogeochemical models (submitted to the 2008 Joint CCAMLR-IWC Workshop)

   of the Weddell Sea contracts, as does the trailing peninsu- la bloom. The Prydz Bay and other coastal blooms ... , immediately after ice melt and before vertical mixing of Si, while the diatoms rep- resented the mature bloom ... 0 C IA O p ro du ct io n (g C m –2 y ea r– 1 ) Figure 8: Annual-mean surface chlorophyll ... °W 60 °W 60°E Strutton et al. 260 iron limitation, by imposing low growth rate and high Si ... described, from the Coastal Zone Colour Scanner (CZCS) in the late 1970s through to the Ocean Colour and ... regard to their use in the Southern Ocean. A brief history of algorithms linking ocean colour to primary ...

   Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 247–265 : Author(s): P.G. Strutton, N.S. Lovenduski, M. Mongin and R. Matear

7. Seabird by-catch by autoline vessels: do line setters increase the sink rate of integrated weight longlines?

   et Crozet pour décourager les oiseaux de mer en augmentant, semble-t-il, la vitesse d'immersion des ... lignes. Un essai a été mené en mer de Ross pour déterminer si les lanceurs de ligne permettent ... effectivement d'augmenter la vitesse d'immersion des palangres autoplombées. Des enregistreurs temps/profondeur ... conception de traitement par paires. La vitesse d'immersion était identique, que les palangres aient été ... m –1 lead core) longlines by some autoline vessels in the Kerguelen and Crozet Islands Patagonian ... . A trial was conducted in the Ross Sea to determine the effectiveness of line setters in increasing ... were identical, including in the first few metres of the water column where seabird interactions are ... depth of longlines for given distances astern. This increase in depth is minor and unlikely to result in ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 107–114 : Author(s): Robertson, G., J. Williamson, M. McNeill, S.G. Candy and N. Smith

8. Results of fish stock assessment survey, South Georgia, December 1987 - January 1988

   Les stocks de poissons commerciaux autour de la Georgie du Sud ont ete en declin depuis le debut des ... , et I'abondance de Champsocephalus gunnari risque de continuer a decliner. Pe3IOMe KOMMepqeCKHe ... a enero de 1988. Esta complementa prospecciones anteriores en la misma area e indica que la mayoria de ... 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Legendes des tableaux Estimations de la biomasse ... complements earlier surveys in the same area and showed that most of the stocks are continuing to decline ... in abundance. File:  02-McKennna-and-Saila.pdf ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 19-52 : Author(s): McKenna, Jr., J.E. and S.B. Saila

9. Krill biomass in Area 48 and Area 58: recalculations of FIBEX data

   frequence des longueurs proven ant de la FIB EX et stockees a la banque des donnees BIOMASS ont fourni les ... , de meme que pour la zone statistique 41 de la FAO et les sous-zones 48.1, 48.2, 48.3, 48.6 et la ... division 58.4.2 de la CCAMLR. Les estimations de densite ont ete calculees au moyen des rapports de ... . Pe3IOMe AKYCTHqeCKHe ,lIaHHbIe H ,lIaHHbIe no pa.3MepHoMY COCTaBY KPHJI5I, nOJIyqeHHbIe B nepHO,ll ... Paper Title:  Krill biomass in Area 48 and Area 58: recalculations of FIBEX data Abstract ... / Description:  FIBEX acoustic and length frequency data held in the BIOMASS database were used to provide ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 157–181 : Author(s): Trathan, P.N., D.J. Agnew, D.G.M. Miller, J.L. Watkins, I. Everson, M.R. Thorley, E. Murphy, A.W.A. Murray and C. Goss

10. On the intensity of sampling krill trawl catches

    it la necessite de recueillir des informations sur le stade de maturite; • dans la plupart des cas ... krill que ce document tente de resoudre le probleme de la determination de la taille de l'echantillon ... meme trait et decomposition des echantillons) d'influence potentielle sur la qualite des donnees de ... les mesures de longueurs du krill provenant de captures commerciales devraient (si possible) etre ... uses actual krill length-frequency data in an attempt to address the problem of the determination of ... be discerned (e.g., length-with-age). At present, and in the interests of both statistical rigour and ... differences in length should be considered in conjunction with the need to collect information on maturity ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 29–48 : Author(s): Miller, D.G.M.

Pages