Résultats de la recherche
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Entanglement in man-made debris of Antarctic fur seals at Bird Island, South Georgia
gazella) at Bird Island, South Georgia, was monitored throughout the austral winter and summer of 1990/91 ... hazardous material jettisoned at sea or a possible increased mortality at sea of entangled seals. The most ... . Author(s): Delegation of UK Title: Entanglement in man-made debris of Antarctic fur seals at Bird ... Abstract: The incidence of entanglement in man-made debris by Antarctic fur seals (Arctocephalus ...
Meeting Document : CCAMLR-X/BG/05 : Auteur(s): Delegation of UK
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Stratification of catch-at-length data using tree based regression: an example using Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea
Abstract: This paper presents a new approach to the stratification of catch-at-length data of ... toothfish catch-at-length and catch-at-age from the Ross Sea up to the end of the 2003–04 fishing season ... . Author(s): N.L. Phillips, A. Dunn and S.M. Hanchet (New Zealand) Title: Stratification of catch-at ... sampled catch based on the median length of Antarctic toothfish for each set using the observer length ...
Meeting Document : WG-FSA-SAM-05/8 : Auteur(s): N.L. Phillips, A. Dunn and S.M. Hanchet (New Zealand)
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Preliminary results from CEMP monitoring of Antarctic fur seals, chinstrap penguins and macaroni penguins at Bouvetøya 1996/97
was established at the CEMP site, Nyrøysa, on the western coast of the island. Species included in the ... population changes of penguins and fur seals). The population of Chinstrap Penguins at Nyrøysa has declined ... Abstract: A CCAMLR Ecosystem Monitoring Program (CEMP) was initiated at Bouvet0ya, South Atlantic ... from the first season of CEMP monitoring (parameters A3, A4, A5, A6, A8, A9, C1 and C2) are reported ...
Meeting Document : WG-EMM-97/20 : Auteur(s): Hofmeyr, G.J.G., Dyer, B.M., Næstvold, A., Mehlum, F., Gjertz, I., Bakken, V., Isaksen, K., Huyser, O.
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Using predators and their prey to characterise the status of the marine ecosystem at South Georgia
status of the marine ecosystem at South Georgia Microsoft Word File: emm-16-28.docx Approval: Approved ... Abstract: Increased awareness about the present status of marine systems, including those where ... fisheries target the prey of natural predators, has led to recommendations about how information on the ... status of marine predators might be used to inform ecosystem-based management approaches. In the ...
Meeting Document : WG-EMM-16/28 : Auteur(s): P. Trathan, S. Fielding, S. Hill, M. Belchier and J. Forcada
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Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Signy Island, South Orkney Islands, 2006/07
Abstract: The results of the eleventh annual survey of entanglement of Antarctic fur seals at ... study undertaken at Bird Island, South Georgia in 2006/07. Author(s): Delegation of the United Kingdom ... Title: Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Signy Island ... Signy Island, South Orkney Islands are reported for the 2006/2007 summer season. There was 1 sighting of ...
Meeting Document : SC-CAMLR-XXVI/BG/20 : Auteur(s): Delegation of the United Kingdom
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Age, growth and size at sexual maturity of Macrourus carinatus from the CCAMLR fisheries in division 58.5.2
for both sexes combined, resulting in values of: L8 = 635 mm, K = 0.088 and t0 =-1.8. The size at ... operations in the Heard Island region in 2000. The size at which 50% of the fish population is mature, L50 ... was 417 mm total length and the size at which 50% of the fish population have spawned for the first ... . Constable (Australia) Title: Age, growth and size at sexual maturity of Macrourus carinatus from the CCAMLR ...
Meeting Document : WG-FSA-02/48 : Auteur(s): E.M. van Wijk, R. Williams and A.J. Constable (Australia)
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Populations of surface-nesting seabirds at Marion Island, 1994/95 to 2002/03
Abstract: During the 1990s and early 2000s, populations of surface-nesting seabirds at Marion ... . Tshingana, V.L. Ward and P.A. Whittington (South Africa) Title: Populations of surface-nesting seabirds at ... Island showed different trends, but for the majority of species numbers decreased. Reduced numbers of ... attributed to an altered availability of food. Decreases in numbers of dark-mantled sooty albatrosses ...
Meeting Document : WG-EMM-03/8 : Auteur(s): R.J.M. Crawford, J. Cooper, B.M. Dyer, M.D. Greyling, N.T.W. Klages, P.G. Ryan, S.L. Petersen, L.G. Underhill, L. Upfold, W. Wilkinson, M.S. de Villiers, S. du Plessis, M. du Toit, T.M. Leshoro, A.B. Makhado, M.S. Mason, D. Merkle, D. Tshingana, V.L. Ward and P.A. Whittington (South Africa)
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The foraging range of Adelie penguins at Bechervaise Island, Mac. Robertson Land, Antarctica, and its overlap with the krill fishery
Abstract: The foraging ranges of six female and four male Adélie penguins breeding at Bechervaise ... ) approximately 110 km distant at its closest point. Birds feeding chicks also made journeys of 1-2 days ranging ... harvest of krill in the region. The foraging range of the birds at Bechervaise Island considerably exceeds ... . Else (Australia) Title: The foraging range of Adelie penguins at Bechervaise Island, Mac. Robertson ...
Meeting Document : WG-CEMP-92/36 : Auteur(s): K.R. Kerry, J.R. Clarke and G.D. Else (Australia)
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Ingestion of anthropogenic articles by seabirds at Macquarie Island
regurgitations and the stomachs of seabirds at Macquarie Island; these were ingested both at sea and on land ... . Eight percent of regurgitated casts from Macquarie Island Cormorants contained polystyrene beads ... . Plastic particles were recorded from the stomachs of Southern Giant Petrels, Subantarctic Skuas, and Kelp ... Gulls. Birds examined in 1988 had a higher frequency of occurrence of foreign objects than birds ...
Meeting Document : CCAMLR-VIII/BG/12 : Auteur(s): D.J. Slip, K. Green and E. Woehler (Australia)
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Report of the UK groundfish survey at South Georgia (CCAMLR Subarea 48.3) in January 2015
(Champsocephalus gunnari) was calculated at 48,543 tonnes with a lower 1-sided 95% interval estimate of 29,300t ... . Mackerel icefish density was low on the fishing grounds of the North West stratum but higher at the western ... Abstract: In January 2015 the UK undertook a bottom trawl survey of CCAMLR sub-Area 48.3 on the ... FV New Polar. A total of 77 random and representative hauls were completed giving good geographic ...
Meeting Document : WG-FSA-15/30 : Auteur(s): M. Belchier, S. Gregory, N. Fallon, J. McKenna, S. Hill, M. Soffker (United Kingdom), P. Lafite (South Africa) and L. Featherstone (United Kingdom)