Résultats de la recherche
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Standing stock, spatial distribution and biological features of demersal finfish from the 2006 US AMLR bottom trawl survey of the northern Antarctic Peninsula and Joinville–D’Urville Islands (Subarea 48.1)
. AMLR) Program in collaboration with the German Federal Research Centre for Fisheries conducted a bottom ... Islands. This area included the likely historical fishing grounds of a trawl fishery for the spiny icefish ... all species of demersal finfish in this region is currently not at a level for which commercial ...
Meeting Document : WG-FSA-06/14 : Auteur(s): C.D. Jones (USA) and K.-H. Kock (Germany)
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The applicability of international conservation instruments to the establishment of marine protected areas in Antarctica
, and thus include Antarctica within the scope of a worldwide system of marine protected areas. However ... establishment, the consideration of marine protection as a separate, but linked, issue to protection of other ... protected areas should be undertaken to achieve the goal of a global, representative system of MPAs, of ...
Meeting Document : SC-CAMLR-XXIII/BG/30 : Auteur(s): Delegation of the United Kingdom
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Seasonal and interannual variation in foraging range and habitat of macaroni penguins Eudyptes chrysolophus at South Georgia
is a key factor in interpreting their ecological role. We studied the foraging areas of the macaroni ... (male average = 572 km; female average = 376 km) in a north-westerly direction towards the Maurice Ewing ... -random and most were in a north-westerly direction. Variation, both intra- and inter-individual, in ...
Meeting Document : WG-EMM-02/21 Text : Auteur(s): K.E. Barlow and J.P. Croxall (United Kingdom)
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Seasonal and interannual variation in foraging range and habitat of macaroni penguins at South Georgia
is a key factor in interpreting their ecological role. We studied the foraging areas of macaroni ... ; female average = 376 km) in a north-westerly direction towards the Maurice Ewing bank; some individuals ... most were in a north-westerly direction. Variation, both intra- and inter-individual, in bearings of ...
Meeting Document : WG-EMM-01/19 : Auteur(s): K.E. Barlow and J.P. Croxall (United Kingdom)
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Krill population dynamics at South Georgia 1991–1997, based on data from predators and nets
of the March krill population showed a regular increase from 1991 to 1993, fell to a minimum in 1994 ... length reflect failure of small krill to recruit into the population, producing a period of low krill ...
Meeting Document : WS-AREA 48-98/15 : Auteur(s): K. Reid, J. Watkins, J. Croxall and E. Murphy (UK)
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Results from the random stratified trawl surveys to estimate distribution and abundance of Dissostichus eleginoides and Champsocephalus gunnari in the Heard Island region (Division 58.5.2) for 2010 and 2011
the average. Macrourid catches have been stable over recent years, with a fall in 2011. Skate catches ... were just below and just above average for 2010 and 2011 respectively. A notable increase in the catch ... returned in 2011 to a level more common in previous years, dominated by asteroids, anemones, ascidians and ...
Meeting Document : WG-FSA-11/23 : Auteur(s): G.B. Nowara, S.G. Candy and T. Lamb (Australia)
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DEVELOPMENT OF RECOVERY PLANS FOR DEPLETED TOOTHFISH STOCKS IN THE INDIAN OCEAN SECTOR OF THE SOUTHERN OCEAN
Division. For a range of scenarios, the Generalised Yield Model is then used to assess foregone yields and ... . The surveys should involve a mark-recapture program, estimation of catch rates in the main grounds for ... status, when the fishery could be re-opened. We recommend this strategy be used as a monitoring and ...
Meeting Document : WG-FSA-09/44 : Auteur(s): D.C. Welsford, A.J. Constable and J.P. McKinlay (Australia)
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REVIEW OF CCAMLR ACTIVITIES ON MONITORING MARINE DEBRIS IN THE CONVENTION AREA
associated with seabird colonies and animals contaminated with hydrocarbons at a number of sites, primarily ... the majority of debris items being fishing lines and hooks. A total of 49 cases of hydrocarbon soiling ... Measure 26-01. There is no evidence of a decrease in the occurrence of marine debris over the past 10 ...
Meeting Document : WG-FSA-08/09 : Auteur(s): Secretariat
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Variations in the diet composition and feeding intensity of mackerel icefish (Champsocephalus gunnari) at South Georgia (Antarctic)
seasons, whereas the proportion of mysids in the diet remained fairly constant. Krill which has a high ... the lowest within a 28 year period of investigation. Variation in food composition between sampling ... empty stomachs was uncommonly high and stomach content weight was uncommonly low in 1991 in a period ...
Meeting Document : WG-FSA-93/24 : Auteur(s): K.-H. Kock and S. Wilhelms (Germany), I. Everson (United Kingdom) and J. Gröger (Germany)
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Exploratory longline fishing around the Kerguelen Islands (Division 58.5.1). Description of the fishing effort; catchability and target size of Dissostichus eleginoides
fishing carried out by one of these longliners has allowed a description of fishing methods to be made ... fact that fish become unhooked along the side of the ship, which leads to a real catchability value in ... seasons (93.4 cm in 1990/91 and 92.95 cm in 1991/92). The fish caught are for the most part adults, and a ...
Meeting Document : WG-FSA-92/31 Rev. 1 : Auteur(s): G. Duhamel (France)