Résultats de la recherche
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Demographic studies of Antarctic krill Euphausia superba Dana in the Cooperation and Cosmonaut Seas (Indian sector of the Southern Ocean)
years in the Cooperation Sea. Assuming growth for only 180 days per year, growth rates ranged from 0.120 ... -0.133 mm.d-1, during the first year of life, to 0.019-0.022 mm.d-1 during the fifth year. Von ... mortality rates. The duration of the life cycle of E.superba exceeded 5 years in the Cosmonaut Sea and 6 ... years of life. Based on long-term observations, the relationship between E.superba age composition and ...
Meeting Document : WG-Krill-94/16 : Auteur(s): E.A. Pakhomov (Ukraine)
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Fishery-related information for WG-FSA-04
Convention Area) SC-CAMLR-XXIII/BG/3 (summary of notification for new and exploratory fisheries), SCIC-04/3 ...
Meeting Document : WG-FSA-04/5 Rev. 1 : Auteur(s): Secretariat
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Summary of notifications for krill fisheries in 2016/17
48.1 (17 vessels), 48.2 (16), 48.3 (15) and 48.4 (10), and Divisions 58.4.1 (3) and 58.4.2 (3); there ...
Meeting Document : WG-EMM-16/72 Rev. 1 : Auteur(s): CCAMLR Secretariat
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Conflict or co-existence? Foraging distribution and competition for prey between Adélie and chinstrap penguins
both species was exclusively Antarctic krill (Euphausia superba) of the same size range. In a year of ... between the two species, however, in a year of normal resource availability (2001) there was no such ... penguins and 24 chinstrap penguins were used to compare foraging distributions. In both years the diet of ... segregation. There was a significant difference in the foraging areas used by Adélie penguins between years ...
Meeting Document : WG-EMM-02/15 : Auteur(s): A.S. Lynnes, K. Reid, J.P. Croxall and P.N. Trathan (United Kingdom)
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Proposal to continue the time series of research surveys to monitor abundance of Antarctic toothfish in the southern Ross Sea, 2016–2017
the next two years, 2016–2017, is presented. The survey will continue to focus primarily on estimating ... basis, it is proposed that these two areas be surveyed in alternate years. Therefore, it is proposed to ... the same as in previous years, and the number of sets will be retained at 45 sets for the core strata ...
Meeting Document : WG-SAM-15/45 : Auteur(s): S.M. Hanchet, S.J. Parker, S. Mormede and R.J.C. Currey (New Zealand)
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Areal and seasonal extent of sea-ice cover off the northwestern side of the Antarctic Peninsula: 1979 through 1995
years. The most recent event was first apparent in 1994 and continues through the latest data available ... multiple years is apparent. Annual curves of sea ice cover were integrated over time to produce an annual ...
Meeting Document : WG-EMM-96/24 : Auteur(s): Hewitt, R.P.
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Estimating seabird by-catch in CCAMLR longline fisheries
Abstract: After many years of close to zero incidental seabird mortality in the longline fishery ... throughout the CCAMLR Convention Area, recent years have seen an increase in Subarea 48.3 and in Division ...
Meeting Document : WG-FSA-17/50 : Auteur(s): C. Darby and K. Olsson
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Regional catch analysis of the longline fishery of Dissostichus eleginoides (Pisces: Nototheniidae) in Chile
statistics published by the SERNAP (National Fishery Service). It shows that activity has lasted few years in ... that, during the last years, a worrying by catch of factory boulterer vessels dedicated to the austral ...
Meeting Document : WG-FSA-91/10 : Auteur(s): C. Lemaitre, P. Rubilar, P. Gebauer and C.A. Moreno (Chile)
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Uncertainty in green weight estimates from Norwegian krill fishing vessels
an issue raised repeatedly within CCAMLR for a number of years, resulting in a modification to the C1 ... krill fishery for Euphausia superba in the Antarctic. These vessels have in recent years contributed to ...
Meeting Document : WG-EMM-13/41 : Auteur(s): G. Skaret and T. Knutsen (Norway)
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Estimating the biodiversity of Planning Domain 5 (Marion and Prince Edward Islands – Del Cano – Crozet) for ecoregionalisation
. Distributions of plankton, mesopelagic fish and top predators were consistent with the abiotic regionalization ... , which contrast with high nutrient low chlorophyll areas farther south. Ichtyofauna and benthos were ... described as being characteristic of the subantarctic zone with some species being endemic. However, cryptic ... productivity in the vicinity of the islands, together with the large aggregations of seabirds and seals found ...
Meeting Document : WG-EMM-12/33 Rev. 1 : Auteur(s): P. Koubbi (France), R. Crawford (South Africa), N. Alloncle, N. Ameziane, C. Barbraud, D. Besson, C.-A. Bost, K. Delord, G. Duhamel (France), L. Douglass (Australia), C. Guinet (France), G. Hosie (Australia), P.A. Hulley (South Africa), J. O. Irisson (France), K.M. Kovacs (Norway), R. Leslie, A. Lombard, A. Makhado (South Africa), C. Martinez (France), S. Mormede (New Zealand), F. Penot (France), P. Pistorius (South Africa), P. Pruvost (France), B. Raymond (Australia), E. Reuillard, J. Ringelstein (France), T. Samaai (South Africa), P. Tixier (France), H.M. Verheye (South Africa), S. Vigetta (France), C. von Quillfeldt (Norway) and H. Weimerskirch (France)