Resultados de la búsqueda
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Exploratory fishing for Dissostichus spp. in the Antarctic region (Subareas 48.1, 48.2 and 88.3)
Paper Title: Exploratory fishing for Dissostichus spp. in the Antarctic region (Subareas 48.1 ... establish the presence of Dissostichus spp. in Subareas 48.1, 48.2 and 88.3. Industrial longlines (Spanish ... °14'S), while Patagonian toothfish (Dissostichus eleginoides) were caught in waters from King ... George Island in the South Pacific Ocean (61°24'S) to the Scotia Sea in the South Atlantic (58°03 ... . feeding is greatly dependent on depth. This can clearly be seen in the results obtained by Garcia de la ... presence de Dissostichus spp. dans les sous-zones statistiques 48.1, 48.2 et 88.3 de la CCAMLR. La peche ... entre 600 et 2 550 m de profondeur. L'appBt employe 6tait de la sardine (Sardinops sagax) et de ... l'encornet (Illex argentinus). Des resultats de la recherche il ressort que la legine antarctique (D ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 1–17 : Autor(es): Arana, P.M. and R. Vega
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Interactions of Patagonian toothfish fisheries with killer and sperm whales in the Crozet Islands Exclusive Economic Zone: an assessment of depredation levels and insights on possible mitigation strategies
Paper Title: Interactions of Patagonian toothfish fisheries with killer and sperm whales in the ... pods were involved in 81.3% of the interactions. Significant variations of interaction rates with ... zone économique exclusive (ZEE) de l'archipel de Crozet, la pêcherie palangrière à la légine australe ... estimons que la perte de légine australe due à la déprédation des orques ou des orques et des cachalots ... combinés s'élève à un total de 571 tonnes (4,8 millions €). Les orques sont responsables de la plus grande ... , ce qui montre l'influence de facteurs opérationnels sur la déprédation. Lorsque les orques étaient ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 179–195 : Autor(es): Tixier, P., N. Gasco, G. Duhamel, M. Viviant, M. Authier and C. Guinet
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Trawl bag selectivity in the Champsocephalus gunnari fishery
Paper Title: Trawl bag selectivity in the Champsocephalus gunnari fishery Abstract / Description ... were carried out in June 1990 in the South Georgia area concurrently with trawl surveys as part of the ... from previous years demonstrates close similarity. A significant increase in modal length (up to 34-35 ... recommended in order to fully understand the mechanism involved. File: 18-Bidenko-and-Istomin.pdf ... understand the mechanism involved. Resume Des experiences sur la selectivite des poches de chalut au ... cours de la peche effectuee sur des concentrations de Champsocephalus gunnari en etat de preponte ... furent tentees en juin 1990 dans la region de la Georgie du Sud, ainsi que des campagnes d'evaluation ... facteur de selectivite de 3,10 pour un maillage de 80 mm. La comparaison de ces resultats avec ceux des ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 295–312 : Autor(es): Bidenko, V.G. and I.G. Istomin
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Notes on the use of virtual population analysis for stock assessment of the mackerel icefish, Champsocephalus gunnari (Lönnberg, 1906) in Subarea 48.3 for the 1990/91 and 1991/92 seasons
icefish, Champsocephalus gunnari (Lönnberg, 1906) in Subarea 48.3 for the 1990/91 and 1991/92 seasons ... Assessment (WG-FSA) to satisfactorily assess in 1991 the status of the Champsocephalus gunnari population in ... techniques, from 1991 back to 1977. The predicted age structure, dominated in recent years by the 1987 year ... -class (1 year olds in 1988), was quite robust, despite the use of various combinations of survey and ... incapacite du Groupe de travail de la CCAMLR charge de l'evaluation des stocks de poissons (WG-FSA) a ... evaluer proprement en 1991 le statut de la population de Champsocephalus gunnari par la VPA dans la sous ... -Shepherd et ADAPT, en remontant de 1991 a 1977. La structure d'age prevue, dominee ces demieres annees ... effectue par plusieurs combinaisons d'indices de campagnes d'evaluation et de CPUE. D'apres la VPA, la ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 49–79 : Autor(es): Parkes, G.
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Potential nursery areas for fish in the Prydz Bay region
Paper Title: Potential nursery areas for fish in the Prydz Bay region Abstract / Description: A ... survey with a fine-meshed midwater trawl in Prydz Bay in January/February 1991 indicated the potential ... all juvenile fish were caught in the top 50 m over the shelf, and more than 95% were Pleuragramma ... antarcticum. This species was abundant (up to 9 100 were caught in a 30 minute haul) especially near the shelf ... un chalut pelagique a maillage fin a indique la possibilite que la region du plateau de la baie soit ... ), notamment a proximite de la bordure du plateau. La classe de taille dominante etait celle de 45 mm de ... qu'aucune nurserie specifique n'ait ete identifiee, l'ensemble du plateau de la baie Prydz pourrait etre ... una red de arrastre pelagico con una luz de malla muy fina en la zona de la plataforma de la bahia de ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 369–380 : Autor(es): Williams, R.
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Biomass of myctophids in the Atlantic sector of the Southern Ocean as estimated by acoustic surveys
Paper Title: Biomass of myctophids in the Atlantic sector of the Southern Ocean as estimated by ... acoustic surveys Abstract / Description: Acoustic surveys carried out in the summer and autumn of 1987 ... -1989 estimated the biomass of myctophids in the Atlantic sector of the Southern Ocean between 48° and ... species, Electrona carlsbergi, were found only in some limited areas. The bulk of the surveyed biomass of ... les etes et automnes de 19g7-19g9 ont estime la biomasse de Myctophidae du secteur Atlantique de ... l'ocean Austral dans la region situee entre 4g et 56°S et de g a 4gow, a environ 1,7x106 tonnes. Sur la ... plus grande partie de la region prospectee, les poissons etaient epars. Leurs concentrations denses ... aires restreintes. Le plus gros de la biomasse a ete declare provenir de la region de la Convergence ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 417–431 : Autor(es): Filin, A.A., K.V. Gorchinsky and V.M. Kiseleva
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Cephalopod research in the Antarctic
Paper Title: Cephalopod research in the Antarctic Abstract / Description: Cephalopods are a ... policy for management of Antarctic cephalopods. In view of the rapidity that cephalopod fisheries can ... Council (CIAC) should receive the support. of CCAMLR. Les cephalopodes forment un element majeur de la ... International sur les Cephalopodes (CIAC) devrait beneficier du soutien de la CCAMLR. - 324 - Resumen ... Los cefalopodos constituyen un importante componente de la red alimenticia marina antartica y parece ... investigacion en la Prospeccion Antartica Britanica (BAS) sobre la composicion de las especies y la ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 323-334 : Autor(es): Rodhouse, P.G.
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Killer whale (Orcinus orca) and sperm whale (Physeter macrocephalus) interactions with longline vessels in the Patagonian toothfish fishery at South Georgia, South Atlantic
with longline vessels in the Patagonian toothfish fishery at South Georgia, South Atlantic Abstract ... ). Demersal longlines, targeting Patagonian toothfish (Dissostichus eleginoides), were deployed in depths of ... most abundant marine mammal observed in the vicinity of vessels when lines were being hauled, being ... whales were most often observed in the day, generally in the afternoon, while night-time interactions ... respecto a las interacciones con ambas especies. La comparación de la posición geográfi ca de los cetáceos ... opérations de pêche à la palangre ont été enregistrées par les observateurs de la CCAMLR entre 2000 et 2002 ... ensuite l’orque, dont la présence a été observée lors de 5% des remontées de palangres. Une forte ... courbes géographiques des observations de cétacés durant la remontée des palangres par rapport aux ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 111–126 : Autor(es): Purves, M.G., D.J. Agnew, E. Balguerías, C.A. Moreno and B. Watkins
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Growth and age/length structure of populations of Notothenia (Lepidonotothen) squamifrons (Nototheniidae) in various areas of the Indian sector of the Southern Ocean
) squamifrons (Nototheniidae) in various areas of the Indian sector of the Southern Ocean Abstract / Description ... ) squamifrons), inhabiting areas of the Ob and Lena Banks and the Kerguelen Island Shelf, are presented in this ... g at the banks and 153 to 188 g in the Kerguelen Island area were recorded for fish at age 6 to 12 ... composition of catches are also examined in this paper. On the Ob and Lena Banks this composition is fairly ... la composition age/longueur des populations de bocasses grises (Notothenia (Lepidonotothen ... parametres de croissance ont ete calcules selon I'equation de Bertalanffy. La dynamique de composition age ... documento se presenta la edad, crecimiento y composicion de edad/longitud de las poblaciones de tramas ... la plataforma de la Isla Kerguelen. Se observo que durante los primeros an os de vida el fndice ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 123–139 : Autor(es): Zaitsev, A.K.
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Information on the status of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps in the lower South Shetland Islands, derived from the 2000–2006 monitoring program at Potter Cove
Notothenia coriiceps in the lower South Shetland Islands, derived from the 2000–2006 monitoring program at ... sampling period of 24 years which began in 1983, and at Harmony Cove in the summers of 2001to 2003. The ... decline in trammel net catches of fjord Notothenia rossii and Gobionotothen gibberifrons in relation to ... increasing trend of N. rossii catches from 1991 to 2006, the actual levels are half of those found in the ... poursuivi à l’anse Potter de 2000 à 2006, prolongeant la période d’échantillonnage qui a vu le jour en 1983 ... trémail. A l’anse Potter, malgré une tendance générale à la hausse des captures de N. rossii de 1991 à ... 2006, les niveaux actuels ne correspondent qu’à la moitié de ceux du début des années 1980. Quant à ... étudiant les populations du large pendant la même période. Plus de vingt ans après la fi n de la pêche ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 83–87 : Autor(es): Barrera-Oro, E.R. and E.R. Marschoff