Search results
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STRONG EFFECTS OF ENVIRONMENTAL CONDITIONS ON REPRODUCTIVE SUCCESS OF PENGUINS AT KING GEORGE ISLAND
linear predictors based on local weather conditions and winter sea ice extent. Local weather variables ... selected by step-wise model fitting procedures corresponded to the incubation periods for each species. Sea ... size, krill density at sea, and chlorophyll a concentrations appear less important, except ... predictors based on local weather conditions and winter sea ice extent. Local weather variables selected ...
Meeting Document : WG-EMM-09/43 : Author(s): J. Hinke, C. Reiss and W. Trivelpiece (USA)
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Genetic analysis of Antarctic toothfish samples from the Southern Ocean to explore potential stock boundaries
differentiation among the three sea areas. While direct sequencing of cytochrome b (665 base pair) showed ... variation with some haplotypes restricted to sea areas. The weak genetic differentiation is supported ... . It is recommended that the Ross Sea D. mawsoni be treated as a separate stock unit. Author(s): P.J. Smith, S.M ... the three sea areas. While direct sequencing of cytochrome b (665 base pair) showed virtually no variation ...
Meeting Document : WG-FSA-04/32 : Author(s): P.J. Smith, S.M. McVeagh (New Zealand) and P.M. Gaffney (USA)
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Penguin demography and winter distributions in the Antarctic Peninsula region
present a conceptual model linking increasing temperatures and decreasing sea ice cover in the Antarctic ... the periodicity of sea ice cover in the region. This climate change, and the associated reduction in winter sea ... a conceptual model linking increasing temperatures and decreasing sea ice cover in the Antarctic Peninsula ... of sea ice cover in the region. This climate change, and the associated reduction in winter sea ice cover ...
Meeting Document : WG-EMM-01/32 : Author(s): W. Trivelpiece and S. Trivelpiece (USA)
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Do krill fisheries compete with macaroni penguins? Spatial overlap in prey consumption and krill catches during winter
. Location South Georgia, Scotia Sea and adjacent waters. Methods The study focused on the winter period ... penguins had a very wide pelagic distribution across the Scotia Sea whereas the fishery was restricted ... of the Scotia Sea and the local areas within which the fisheries operate. Main conclusions Competition between ... the various other species of krill predators that occur in the Scotia Sea. Our method will allow ...
Meeting Document : WG-EMM-14/02 : Author(s): N. Ratcliffe, S.L. Hill, I.J. Staniland, R. Brown, S. Adlard, C. Horswill and P.N. Trathan (United Kingdom)
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Adélie penguin colony size predicts south polar skua abundance on Ross Island, Antarctica
and other ecosystem drivers. In the Ross Sea region, most south polar skuas (Catharacta maccormicki) nest ... paired estimates of skua numbers and penguin colony sizes in the Ross Sea fell below this regression line ... predicted 18 000 skuas (9 000 breeding pairs) total in the western Ross Sea, which is also likely ... to fisheries management in the Ross Sea. Author(s): D.J. Wilson, P.O’B. Lyver (New Zealand), A.L. Whitehead ...
Meeting Document : WG-EMM-14/55 : Author(s): D.J. Wilson, P.O’B. Lyver (New Zealand), A.L. Whitehead (Australia), T.C. Greene (New Zealand), K. Dugger (USA), B.J. Karl, J.R.F. Barringer, R. McGarry (New Zealand), A.M. Pollard and D.G. Ainley (USA)
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Foraging energetics of grey headed albatrosses Diomedea chrysostoma at Bird Island, South Georgia
Abstract: At-sea metabolism (C02 production) and water turnover of six breeding Grey-headed ... composition) was 1200 g d-1 or 50.4 W. At-sea metabolism (derived from a rate of CO2 production of 3.98 ... as much food energy as they expended to obtain it. The metabolic rate during flight (estimated from at-sea ... At-sea metabolism (C02 production) and water turnover of six breeding Grey-headed Albatrosses ...
Meeting Document : SC-CAMLR-VII/BG/31 : Author(s): D.P. Costa (USA) and P.A. Prince (United Kingdom)
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Krill, salps and other dominant zooplankton taxa in the Elephant Island area during the 1997 austral summer
1996 sea-ice conditions. These observations strongly suggest that winter sea-ice extent greatly affects ... ", followed a winter with relatively low sea-ice development. The other zooplankton collected ... recruitment. However winter 1996 was characterized by slightly below average winter 1996 sea-ice conditions ... . These observations strongly suggest that winter sea-ice extent greatly affects larval survival and recruitment even ...
Meeting Document : WG-EMM-97/33 : Author(s): Puglise, K., Outram, D., Loeb, V.
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Additional data on anti-Brucella antibodies in Arctocephalus gazella from Cape Shirreff, Livingston Island, Antarctica
seal (Arctocephalus gazella) and Weddell seal (Leptonychotes weddellii). Taking into account ... pinniped species from Antarctica: Antarctic fur seal (Arctocephalus gazella) and Weddell seal ... seal (Arctoceplinlus gnzelln) and Weddell seal (Leptorzycl~otcs .iuecldellii). Taking into account ... de Kerguelen (Avctocepllnlt~s gnzelln) et le phoque de Weddell (Leptoilycl~otcs ~i~cdckllii ... foca de Weddell (Lepto~iychotes zoeddcllii). Teniendo e n cuenta esta observacion inicial, este ... (Auctoceplzallls gazella) and Weddell seal (Leptoizychotes roeddellii) (Blank et al., 1999; Retamal et al., 2000 ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 147–154 : Author(s): Blank, O., P. Retamal, P. Abalos and D. Torres
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WG-FSA-06
toothfish Dissostichus mawsoni stomachs of the Ross Sea A.V. Balushkin (Russia) and V.G. Prutko (Ukraine) WG ... toothfish D. mawsoni in the Ross Sea in 2005/06 A.F. Petrov (Russia) WG-FSA-06/18 Notes on the Second ... of participants WG-FSA-06/20 Saga Sea krill harvesting and production T. Williksen (Norway) WG-FSA-06/21 ... (Dissostichus mawsoni) from the western Ross Sea, Antarctica D.W. Stevens (New Zealand) WG-FSA-06/28 Preliminary ...
Meeting
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Book review – Biogeographic Atlas of the Southern Ocean
sampling include the majority of the deep sea, the perennial icecovered western Weddell Sea ... , bottom sediment, temperature, seaice and others in relation to their broad relevance to patterns ... , such as macroalgae, crustaceans and copepods, sponges, hydroids, jellyfish, Ant arctic hexacorals, sea worms ... , gastropods, bivalves, octopuses, sea spiders, fish, birds and mammals to name a few. The biogeography ...
Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 45-46 : Author(s): Reid, K.