Résultats de la recherche
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Fish prey of the wandering albatross Diomedea exulans at South Georgia
(35%), Muraenolepis microps (33 %) and Chaenocephalus acemtus (20%) predominated, with Notothenia ... gibberifrons, Pagothenia hansoni and Champsocephalus gunnari (together 12%) also present. Composition by weight ... between years but epipelagic fish were significantly more abundant in +I983 than 1984. All identified fish ...
Meeting Document : SC-CAMLR-VII/BG/05 : Auteur(s): J.P. Croxall, A.W. North and P.A. Prince (United Kingdom)
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Catch removals due to killer and sperm whale interactions across sub-Antarctic fisheries
t] of toothfish was taken per year by killer and sperm whales between 2004 and 2018, equivalent to ... 30% [21-37%] of the total catches. Together, these findings provide metrics needed to assess the ...
Meeting Document : WG-FSA-2019/33 : Auteur(s): P. Tixier, P. Burch, F. Massiot-Granier, P. Ziegler, D. Welsford, M.-A. Lea, M.A. Hindell, C. Guinet, S. Wotherspoon, N. Gasco, C. Péron, G. Duhamel, R. Arangio, R. Tascheri, S. Somhlaba and J.P.Y. Arnould
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Annual variation in breeding biology of gentoo penguins, (Pygoscelis papua) at Bird Island, South Georgia
-3.4 days. Chicks creched when 25-30 days old. and this varied between years. possibly related to food ... breeding population at Bird Island decreased by 20% and increased by 84% in successive years during the ... -year period (1986-1988) at Bird Island, South Georgia, with particular reference to birds of known age ... varied annually, and with age of the breeding bird, nest location and, in one year, with laying date ...
Meeting Document : WG-CEMP-90/38 : Auteur(s): T.D. Williams (United Kingdom)
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Korean research plan for Dissostichus spp. in Subarea 48.5 in 2015/16
Abstract: The Subarea 48.5 is a large area contained from 60°W to 20°W where has been closed to ... Subarea 48.5 from 2015/2016 to 2017/2018 using Korean commercial bottom longline vessel in accordance with ... area for two years. The Republic of Korea noted that the research activities in this region had ... no vessel previously fished. In this region, the severe ice condition existed for many years and no ...
Meeting Document : WG-SAM-15/08 : Auteur(s): Delegation of the Republic of Korea
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CCAMLR’s Vulnerable Marine Ecosystems bioindicator taxa: a relevant tool for benthic ecoregionalisation
conservation issues in the French Exclusive Economic Zone of Kerguelen” submitted the 16/05/2018 to the journal ... Abstract: This document is a short extraction from the article “Benthic ecoregionalisation and ... will be available in the original article. Original article includes full benthic ecoregionalisation ...
Meeting Document : WG-EMM-18/19 : Auteur(s): A. Martin, E. Trouslard, M. Hautecoeur, J. Blettery, C. Moreau, T. Saucède, N. Améziane, G. Duhamel and M. Eléaume
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Discussion on recent results from an integrated assessment of Antarctic krill (Euphausia superba) in Subarea 48.1
(either decreasing or increasing) in krill biomass have not been apparent over the past 30+ years ... simulation testing. Together, results from the two annual models and the seasonal model suggest that inter ...
Meeting Document : WG-EMM-14/35 : Auteur(s): G.M. Watters, C.S. Reiss and D. Kinzey (USA)
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Development of the Southern Ocean Continuous Plankton Recorder survey
schedule, travelling south on 110°E in early December and north on 150°E in mid-March each year, and will ... austral summers with 20, 31 and 26 tows, respectively. The 1999/2000 season included a unique, nearly ... simultaneous three-ship crossing of the Southern Ocean along 25° 30’E, 110°E and 157°E. Typical CPR tows show ... very high abundance of zooplankton in the uppermost 20 m of the permanently open ocean zone between the ...
Meeting Document : WS-BSO-07/P4 : Auteur(s): Hosie, G., M. Fukuchi and S. Kawaguchi
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Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Bird Island, South Georgia, during the 2004 winter and 2004/05 breeding season
% compared to last year; the lowest number of entanglements recorded since 1989. As in previous years, most ... 64% from last year. For the first time since records started in 1990, none of the injuries were ... entanglements where the animal could be sexed, males made up the majority of both seasons. After the high ... , this is after an absence of 3 years from the winter records and 2 years from the summer. These findings ...
Meeting Document : SC-CAMLR-XXIV/BG/16 : Auteur(s): Delegation of the United Kingdom
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A preliminary assessment for mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2019 random stratified trawl survey
in the 2019/20 season and 406 t in the 2020/21 season, respectively, satisfied the CCAMLR decision ... , abundance and yield in Division 58.5.2 to the west of 79 o 20’ E using standard CCAMLR methods (CMIX and ...
Meeting Document : WG-FSA-2019/02 : Auteur(s): D. Maschette, G. Nowara and D. Welsford
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Effects of recruitment variability and natural mortality on Generalised Yield Model projections and the CCAMLR Decision Rules for Antarctic krill
%, 20%, or 30% were added to the observed recruitment values. The CCAMLR "depletion" decision ... below 20% of its unfished value, meeting the CCAMLR "depletion" decision rule for recruitment ... maintaining spawning biomasses above 20% of unfished biomass in more than 90% of the trials. As the values for ... Peninsula were used as proxies for recruitment variability. Simulations were run for 21 years with either no ...
Meeting Document : WG-EMM-12/26 : Auteur(s): D. Kinzey, G. Watters and C. Reiss (USA)