Résultats de la recherche
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Counts of surface-nesting seabirds breeding at Prince Edward Island, summer 2001/02
Abstract: The first midsummer survey of surface-nesting seabirds at Prince Edward Island was ... Bester (South Africa) Title: Counts of surface-nesting seabirds breeding at Prince Edward Island, summer ... concerns about the impacts of longline fishing mortality on various albatrosses and giant petrels, there ... was no evidence that populations of these species had decreased. Indeed, the estimate of wandering ...
Meeting Document : WG-EMM-03/9 : Auteur(s): P.G. Ryan, J. Cooper, B.M. Dyer, L.G. Underhill,R.J.M. Crawford and M.N Bester (South Africa)
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Entanglement of Antarctic fur seals Arctocephalus gazella in man-made debris at Bird Island, South Georgia during the 1993 winter and 1993/94 pup-rearing season
: Entanglement of Antarctic fur seals Arctocephalus gazella in man-made debris at Bird Island, South Georgia ... Abstract: Surveys of Antarctic fur seals entangled in man-made marine debris were carried out for ... the fourth consecutive winter and sixth consecutive summer at Bird Island, South Georgia. In the 1993 ... winter the number of entangled seals was only 39% of the record 1992 total, but still 5 times the numbers ...
Meeting Document : SC-CAMLR-XIII/BG/03 : Auteur(s): Delegation of United Kingdom
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Annual variation in the timing of reproduction in Antarctic fur seals (Arctocephalus gazella) at Bird Island, South Georgia
Abstract: The arrival of Antarctic fur seals at a breeding beach on Bird Island. South Georgia ... : Annual variation in the timing of reproduction in Antarctic fur seals (Arctocephalus gazella) at Bird ... established breeding territories on the beaches in anticipation of the arrival of the cows. Male arrival ... usually started when 80% or more of potential territory sites were occupied by males. Cows arrived ...
Meeting Document : WG-CEMP-90/39 : Auteur(s): C.D. Duck (United Kingdom)
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Trophic relations of the cephalopod Martialia hyadesi (Teuthoidea: Ommastrephidae) at the Antarctic Polar Front, Scotia Sea
relations of the cephalopod Martialia hyadesi (Teuthoidea: Ommastrephidae) at the Antarctic Polar Front ... Abstract: Samples of the squid, Martialia hyadesi, were collected aboard two Japanese squid ... jigging vessels carrying out commercial fishing trials at the Antarctic Polar Frontal Zone, north Scotia ... Sea in February 1989. The dissected stomachs of 61 specimens were classified according to fullness and ...
Meeting Document : SC-CAMLR-XI/BG/11 : Auteur(s): Delegation of United Kingdom
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ENTANGLEMENT OF ANTARCTIC FUR SEALS ARCTOCEPHALUS GAZELLA IN MAN-MADE DEBRIS AT BIRD ISLAND, SOUTH GEORGIA DURING THE 2007 WINTER AND 2007/08 BREEDING SEASON
Abstract: Results of the survey of entanglements of Antarctic fur seals Arctocephalus gazella at ... : ENTANGLEMENT OF ANTARCTIC FUR SEALS ARCTOCEPHALUS GAZELLA IN MAN-MADE DEBRIS AT BIRD ISLAND, SOUTH GEORGIA ... summer (November 2007 to March 2008) are reported here. During the reporting period of 1 April 2007 to 31 ... March 2008 a total of 36 entangled seals were observed. Sixteen and 20 entanglements were observed in ...
Meeting Document : WG-FSA-08/27 : Auteur(s): E.W.J. Edwards (UK)
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Size variations associated with abundance changes in juvenile Notothenia rossii observed at Potter Cove, South Shetland Islands, since the end of the fishery in the area
Abstract: Samp1es of fjord fish of the species N. rossii and N. neglecta collected at Potter Cove ... mean sizes of pre-recruit N. rossii was clearly observed along the whole sampling period. This was ... interpreted as a consequence of a significant reduction in the influx of the youngest age classes into inshore ... waters followed by the departure of the older (and more abundant) specimens offshore. These changes are ...
Meeting Document : WG-FSA-91/13 : Auteur(s): E. Marschoff and E. Barrera-Oro (Argentina)
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The spawning dynamics of Patagonian toothfish in the Australian EEZ at Heard Island and the McDonald Islands and their importance to spawning activity across the Kerguelen Plateau
industry conducted a joint project to study the reproductive dynamics of Patagonian toothfish (Dissostichus ... available for 12 563 individuals. The histology of male and female gonads was also analysed from specimens ... latitudinal range along the deep slope of the Kerguelen Plateau. A comparison of macroscopic staging of gonad ... resting mature animals (as confirmed by the presence of post-ovulatory follicles) from first maturing ...
Meeting Document : WG-FSA-12/P08 : Auteur(s): D.C. Welsford, J. McIvor, S.G. Candy and G.B. Nowara
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Conserving surface-nesting seabirds at the Prince Edward Islands: the roles of research, monitoring and legislation
decreased at the islands since the 1980s and 12 of 16 species are regarded as Threatened or Near Threatened ... (South Africa) Title: Conserving surface-nesting seabirds at the Prince Edward Islands: the roles of ... Abstract: South Africa’s subantarctic Prince Edward Islands support substantial proportions of ... the global populations of a number of surface-nesting seabirds. Populations of most of these have ...
Meeting Document : WG-EMM-03/14 : Auteur(s): R.J.M. Crawford and J. Cooper (South Africa)
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The diet of the blue-eyed shag, Phalacrocorax atriceps bransfieldensis at the west Antarctic Peninsula
analyzed based on the identification of the prey items in 50 regurgitated casts collected at Duthoit Point ... diet of the blue-eyed shag, Phalacrocorax atriceps bransfieldensis at the west Antarctic Peninsula ... Abstract: The diet of the Antarctic Blue-eyed Shag Phalacrocorax atriceps bransfieldensis was ... . Fish remains occurred in 100% of the casts and represented 68% by number and 90% by weight of the total ...
Meeting Document : WG-CEMP-93/26 Rev. 1 : Auteur(s): R. Casaux and E. Barrera-Oro (Argentina)
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Fish prey of the wandering albatross Diomedea exulans at South Georgia
Abstract: The fish diet (45% of total diet by weight) of Wandering Albatrosses rearing chicks at ... P.A. Prince (United Kingdom) Title: Fish prey of the wandering albatross Diomedea exulans at South ... South Georgia during the austral winters of 1983 and 1984 was investigated using otoliths retrieved from ... regurgitations. These provide the first quantitative data for this species and for any albatross. By number of ...
Meeting Document : SC-CAMLR-VII/BG/05 : Auteur(s): J.P. Croxall, A.W. North and P.A. Prince (United Kingdom)