Résultats de la recherche
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Feeding habits and prey consumption of Antarctic minke whale Balaenoptera bonaerensis in the Indo–Pacific region of the Southern Ocean
species in the Southern Ocean. Quantitative information on prey consumption of whales is useful to ... understand their feeding ecology and role in the Antarctic marine ecosystem. The purposes of this study were ... in stomach contents, and 2) to estimate the amount of prey consumed by whales, accounting for some ... under Special Permit in the Antarctic: 1989/90-2004/05) and JARPAII (2005/06-2013/14) in the Indo ...
Meeting Document : WG-EMM-17/14 : Auteur(s): T. Tamura
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Summary of the toothfish fishery and tagging program in the Ross Sea region (Subarea 88.1 and SSRUs 882A–B) through 2017/18
Abstract: This report summarises the toothfish fishery in the Ross Sea region (Subarea 88.1 and ... Protected Area, most of fishing effort was carried out in the historically fished areas. There was a small ... amount of effort in the northern area of SSRU 88.2A, which was opened to the exploratory fishery with the ... the SRZ and the area inside the General Protection Zone of the Ross Sea region MPA was taken in the ...
Meeting Document : WG-FSA-18/46 : Auteur(s): S. Mormede and S. Parker
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Report on fish by-catch during exploratory fishing activities in Division 58.4.3a (Elan Bank) between 2008 and 2018
(Dissostichus eleginoides) last submitted in 2018 by Japan and France in Division 58.4.3a (WG-FSA-18/61). We ... analyzed bycatch composition in number and biomass during the period 2008-2018 to investigate the inter ... -annual variations in bycatch patterns, spatial distribution and biological parameters of the main bycatch ... strong effects of gear and bathymetry on bycatch composition and biomass. As shown in others regions ...
Meeting Document : WG-FSA-2019/56 : Auteur(s): C. Péron, C. Chazeau, N. Gasco and F. Massiot-Granier
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Toward a System of Marine Protected Areas in the Southern Ocean
Abstract: ASOC commends CCAMLR for its historic decision in 2016 to designate a large-scale ... marine protected area (MPA) in the Ross Sea region, which will come into force on December 1 st this year ... . To continue momentum, CCAMLR Members must realize the extent of the commitment they made in 2009, and ... again in 2011 (CM 91-04) toward establishing a representative system of MPAs in the Convention Area. To ...
Meeting Document : SC-CAMLR-XXXVI/BG/32 : Auteur(s): Submitted by ASOC
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Changes in the diet of the South Georgia shag Phalacrocorax georgianus at the South Orkney Islands along four consecutive years
molluscs (mainly octopods and bivalves) and polychaetes. Harpagifer antarcticus (in 1995 and 1998) and ... prey in all of the seasons and predominated in mass in 1995 and 1996, followed by Notothenia coriiceps ... and L. nudifrons. In 1997 G. gibberifrons and N. coriiceps were the species that most contributed to ... the diet whereas N. coriiceps and H. antarcticus did in 1998. Our results differ from those reported ...
Meeting Document : WG-EMM-00/8 : Auteur(s): R. Casaux and A. Ramón (Argentina)
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Preliminary information on inshore demersal fish from the Danco Coast, Antarctic Peninsula, in the 1999/00 summer season
Abstract: A total of 1103 inshore notothenioid fish were caught by means of trammel-nets in four ... ), Danco Coast, West Antarctic Peninsula, in the summer season of 2000. The families Nototheniidae ... . Gobionotothen gibberifrons and Trematomus newnesi followed in importance. In general, the ichthyofauna agreed in ... occurrence of G. gibberifrons in the Danco Coast. This supports the hypothesis that the commercial fishery ...
Meeting Document : WG-FSA-00/63 : Auteur(s): R. Casaux, E. Barrera-Oro, A. Baroni and A. Ramón
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Entanglement of Antarctic fur seals Arctocephalus gazella in man made debris at Bird Island, South Georgia during the 1997 winter and 1997/98 pup-rearing season
. Only seven seals were observed entangled in the winter, a drop of 59% from 1996. Four of these records ... were from adult females, a much higher proportion than in previous years. The number of entanglements ... in the summer was the lowest recorded to date, being 52% lower than in 1996/97. The percentage of ... entanglements in packaging bands was higher than recent years in both summer and winter. Only one seal sustained ...
Meeting Document : SC-CAMLR-XVII/BG/11 : Auteur(s): Delegation of the United Kingdom
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Results of E.L. Holmberg 1995 fish survey in Subarea 48.3
Abstract: The survey comprised 48 bottom trawl hauls taken in subarea 48.3. About 80% of the ... hauls were intended as replicates of the position of hauls in the 1994 survey, allowing site by site ... and 1.0 miles from those in the previous survey. Mean densities were obtained considering the spatial ... aggregation of stations in a nested ANOVA model. An increase over last year's values was observed in the ...
Meeting Document : WG-FSA-95/35 : Auteur(s): Marschoff, E., Madirolas, A., Balestrini, C., Tossonotto, G., Gonzalez, B., Calcagno, J.
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INDICATIVE ESTIMATES OF BIOMASS AND YIELD OF WHITSON’S GRENADIER (M. WHITSONI) ON THE CONTINENTAL SLOPE OF THE ROSS SEA IN SUBAREAS 88.1 AND 88.2
Abstract: Catch limits currently in place for macrourids in Subareas 88.1 and 88.2 are defined as ... being equal to 16% of the catch limit of Dissostichusspp. in these subareas. The 16% was based on the ... ratio of the by-catch limit for macrourids to the catch limit for Dissostichus spp. in Division 58.5.2 ... in 2002/03 (CCAMLR-XXI, para 11.53). The bycatch limit for macrourids in Division 58.5.2 had in turn ...
Meeting Document : WG-FSA-08/32 : Auteur(s): S.M. Hanchet, D. Fu and A. Dunn (New Zealand)
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Fish and squid in the diet of king penguin chicks, Aptenodytes patagonicus, during winter at sub-Antarctic Crozet Islands
of the fish diet, constituting together 32 % by mass. The three main species of myctophids eaten in ... summer by king penguins were either very rare in winter (Electrona carlsbergi) or accounted for a smaller ... other myctophids, which are rarely consumed in summer, contributed 24% of the diet by mass in winter ... Electrona subaspera = 1.0%). The greater diversity of prey in winter suggests a more opportunistic feeding ...
Meeting Document : WG-EMM-97/09 : Auteur(s): Cherel, Y., Ridoux, V., Rodhouse, P.G.