Resultados de la búsqueda
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Annual changes in species composition and abundance of myctophid fish in the north of South Georgia (Subarea 48.3), Antarctica, during austral winters from 2002 to 2008
Paper Title: Annual changes in species composition and abundance of myctophid fish in the north ... samples collected by scientific observers on board Japanese commercial krill fishing vessels in the area ... 10 myctophid species were identified in the by-catch samples, among which Krefftichthys anderssoni ... ichthyofauna in this area, although this species used to be dominant in the Antarctic coastal waters. In ... 1: O cc ur re nc e of m yc to ph id s pe ci es in b y- ca tc h. R at e of o ... on ta in in g ea ch s pe ci es ( ta xa ) to th e to ta l nu m be r o f h au ls c ... fish was sorted from a random sub-sample of ca. 50 kg (33.6–75.5 kg) of krill in each haul. Fish ... % 70% 40 50 60 70 80 90 Standard length (m m ) P e rc e n ta ge c o m po si ti o n 2002 (n=20 ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 155–163 : Autor(es): Iwami, T., M. Naganobu, K. Taki and M. Kiyota
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Otolith and body size relationships in bigeye grenadier (Macrourus holotrachys) in CCAMLR Subarea 48.3
Paper Title: Otolith and body size relationships in bigeye grenadier (Macrourus holotrachys) in ... holotrachys) caught as by-catch in the Patagonian toothfi sh (Dissostichus eleginoides) fishery in Subarea ... less accurate estimates of fish length. Seasonal variations in fish mass with reproductive condition ... in such studies should be representative of the size range consumed by predators. File: 09morley ... eleginoides) de la sous-zone 48.3 a été mesuré et pesé pour déterminer si les otolithes pouvaient être ... macrourids of the genus Macrourus occur in the diet of D. eleginoides (Garcia de la Rosa et al., 1997 ... Otolith and body size relationships in bigeye grenadier, Subarea 48.3 Tabla 2: Comparación de la longitud ... (Macrourus holotrachys) prélevé dans la capture accessoire de la pêcherie de légine australe (Dissostichus ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 133–143 : Autor(es): Morley, S. and M. Belchier
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Defining smaller-scale management units to further develop the ecosystem approach in managing large-scale pelagic krill fisheries in Antarctica
Paper Title: Defining smaller-scale management units to further develop the ecosystem approach in ... managing large-scale pelagic krill fisheries in Antarctica Abstract / Description: This paper discusses ... ecosystem but should be sufficiently independent for fishing in that unit not to inadvertently affect ... predators being monitored in other units. The South Atlantic region (Area 48) is used to illustrate how to ... processus pourrait aider à déterminer si la limite de capture risque d’avoir des effets nuisibles sur les ... . Résumé Les auteurs examinent, dans le cadre de la gestion du krill antarctique, les principes et ... , tels que l’océanographie et la structure de la métapopulation des espèces exploitées. Pour intégrer ... ces éléments, il faut concevoir deux types d’unité : l’ «unité d’exploitation», à l’échelle de la ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 117–131 : Autor(es): Constable, A.J. and S. Nicol
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Krill fishing in the Scotia Sea in relation to bathymetry, including the detailed distribution around South Georgia
Paper Title: Krill fishing in the Scotia Sea in relation to bathymetry, including the detailed ... on fine-scale (0.5 o latitude x 1 o longitude) data show that harvesting in the Scotia Sea has been ... mainly in shelf and shelf-break areas on the northern side of the Scotia Arc. Regional analyses reveal ... trawl statistics have been recorded in the South Georgia area. Analyses of these data show marked ... algunas zonas del borde continental y de la plataforma en donde se han obtenido capturas abundantes. Si ... local predator colonies. Resume Les analyses de la repartition de la p@che de krill fondees sur des ... donnees a echelle precise (0.5" de latitude x 1" de longitude) montrent que dans la iner d u Scotia ... , I'exploitation a principalement eu lieu dans les secteurs du plateau et de la bordure du plateau au nord de 1 ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 1–17 : Autor(es): Murphy, E.J., P.N. Trathan, I. Everson, G. Parkes and F.H.J. Daunt
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Krill (Euphausia superba Dana) resources and distribution in the Wilkes Land area in the seasons 1986 to 1989
Paper Title: Krill (Euphausia superba Dana) resources and distribution in the Wilkes Land area in ... surveys carried out along the Wilkes Land coast from 1986 to 1989 are presented in the paper. The surveys ... involved in the survey with one vessel conducting commercial krill fishing. The whole survey area from the ... account an area to the north of the edge of the continental slope. Each subarea was described in terms of ... tonnes. Resume Les resultats des campagnes d'evaluation de la biomasse de krill (Euphausia superba ... Dana) effectuees le long de la cote de la Terre de Wilkes de 1986 a 1989 sont presentes dans ce ... document. Les campagnes ont tout particulierement porte sur la recherche de concentrations exploitables ... de peche commerciale de krill. La totalite de l'aire couverte par la campagne, de la cote a environ ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 149–162 : Autor(es): Dolzhenkov, V.N. and V.P.Timonin
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Experimental evaluation of the effectiveness of weighting regimes in reducing seabird by-catch in the longline toothfish fishery around South Georgia
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 ... 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 ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 119–131 : Autor(es): Agnew, D.J., A.D. Black, J.P. Croxall and G.B. Parkes
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Seasonal and inter-annual variability in the distribution of Electrona carlsbergi in the southern Polar Front area (the area to the north of South Georgia is used as an example)
Paper Title: Seasonal and inter-annual variability in the distribution of Electrona carlsbergi in ... / Description: From 1987 to 1989 VNIRO (USSR) conducted six trawl and acoustic surveys in the area to the north ... inter-annual variability in distribution, density and biomass of the most abundant species of myctophids ... , Electrona carlsbergi, are analyzed and summarized in this paper. The species is also known to form large ... . Interannual variability of E. carlsbergi biomass in the area was also observed. Resume De 1987 a 1989 ... , VNIRO (URSS) a mene six chalutages et campagnes acoustiques dans la region au nord de l'ile de la ... Georgie du Sud, entre 49 et 54°S et 25 et 400W. Cette region est situee a l'interieur de la zone ... frontale polaire dans laquelle les poissons mesopelagiques de la famille des Myctophidae se rencontrent le ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 337–367 : Autor(es): Kozlov, A.N., K.V. Shust and A.V. Zemsky
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Observation of seabirds in the Southern Ocean in 1988/89
Paper Title: Observation of seabirds in the Southern Ocean in 1988/89 Abstract / Description ... : This paper examines the numerical and species distribution of birds in the sub-Antarctic area of the ... study period are discussed as is the wide variability of numerical and species distribution in each ... des neiges, petrel du Cap et fulmar antarctique. Les tendances dominantes de la repartition de la ... glace au cours de 1'etude sont discutees de meme que la grande variabilite de la repartition numerique ... . Los mapas resurnen la distribucion de 14 especies, ademas de la distribucion de las especies ... del hielo predominantes durante el periodo de estudio y tambien la gran variabilidad de la ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 521–542 : Autor(es): Vagin, A.V. and V.V. Popov
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Factors affecting the incidental mortality of seabirds in the Dissostichus eleginoides fishery in the southwest Atlantic (Subarea 48.3, 1995 season)
Paper Title: Factors affecting the incidental mortality of seabirds in the Dissostichus ... eleginoides fishery in the southwest Atlantic (Subarea 48.3, 1995 season) Abstract / Description: This paper ... Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.3 during the 1995 season. The data was obtained ... in vessels' analyses of catch of birds per unit effort (BPUE), as well as of the haul-by-haul ... analyse de la mortalite accidentelle des oiseaux de mer relevee sur les navires argentin et chiliens p ... international embarques sur chaque navire. I1 a ainsi 4th possible d'evaluer la presque totalit6 de la ... mortalite accidentelle des oiseaux de mer observee pendant la saison. En tout, la mortalite enregistree ... %). Selon l'etude des variables affectant la mortalite accidentelle, I'eloignement de la c6te, la phase de ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 79–91 : Autor(es): Moreno, C.A., P.S. Rubilar, E. Marschoff and L. Benzaquen
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Trends in relative abundance of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps at Potter Cove, South Shetland Islands, after commercial fishing in the area
Paper Title: Trends in relative abundance of fjord Notothenia rossii, Gobionotothen gibberifrons ... and Notothenia coriiceps at Potter Cove, South Shetland Islands, after commercial fishing in the area ... continued at Potter Cove from 1991 to 1999, and at Harmony Cove, Nelson Island, in the austral summer of ... 1995/96. Still evident is the decline in trammel-net catches of fjord-dwelling Notothenia rossii and ... . 1989. Informe de resultados 'AntArtida 86111, Biologia pesquera. In: Resultados de Ia Campafia ... faisant pas l'objet de peche commerciale, deja signal6 pour la periode de 1983-1990, est toujours ... connaissance du regime alimentaire du cormoran antarctique (Phalncrocorax bransfieldensis) piscivore de la ... region des iles Shetland du Sud et de la peninsule antarctique cette d6cennie conforte ces resultats. La ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 43–52 : Autor(es): Barrera-Oro, E.R., E.R. Marschoff and R.J. Casaux