Resultados de la búsqueda
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A three-frequency method to determine the abundance and the size of two euphausiid species (Euphausia superba and Euphausia crystallorophias)
role in the Ross Sea pelagic ecosystem (Marr, 1962; Azzali et al., 1999). To estimate the abundance of ... of the net and to the net avoidance (Wiebe, 1972; Everson and Bone, 1986). This last bias affects ...
Meeting Document : WG-EMM-01/63 : Autor(es): M. Azzali, J. Kalinowksi, G. Lanciani and I. Leonori (Italy)
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Winter distribution of chinstrap penguins from two breeding sites in the South Shetland Islands of Antarctica
tracked to the vicinity of the South Orkney Islands where its signal was lost in April, a distance of 800 ... Islands until its signal was lost at 580 30’ S, 360 10’ W in late July, over 1300 km from its breeding ... and range in the middle of the past century. Author(s): W.Z. Trivelpiece, S. Buckelew, C. Reiss and ...
Meeting Document : WG-EMM-06/17 : Autor(es): W.Z. Trivelpiece, S. Buckelew, C. Reiss and S.G. Trivelpiece (USA)
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s-sc-xxiii-a5.pdf
application/pdf attached to:WG-FSA-04
Meeting Report : WG-FSA-04
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Diet and foraging effort of Adélie penguins in relation to pack-ice conditions in the southern Ross Sea
years when pack ice was sparse. Foraging trip duration differed by colony, season and year and was ... increased as trip duration increased, to a point (2 d), but then decreased as duration increased further (up ... , parents lost body mass. Successful foraging during chick rearing, the period when adult foraging is most ...
Meeting Document : WG-EMM-98/15 : Autor(es): D.G. Ainley (USA), P.R. Wilson, K.J. Barton (New Zealand), G. Ballard, N. Nur (USA) and B. Karl (New Zealand)
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Fishing for toothfish using pots: results of trials undertaken around South Georgia, March–May 2000
. A drawstring held the bottom mesh together in the middle. This allowed pots to be emptied easily ... many corals. pots using biodegradable string to ensure that crabs could escape from gear lost during ... pots with a line length of 5 000 m. During the 112 sets made in the trial period, 150 pots were lost ... board. A similar proportion died dt~ring the ex- periment (8%), while a lower proportion were 'lively ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 93–105 : Autor(es): Agnew, D.J., T.M. Daw, G.M. Pilling and M.G. Purves
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Temporal variability and the interrelationships between CEMP parameters collected on Adélie penguins at Béchervaise Island
Béchervaise Island, Eastern Antarctica. Parameters relating to chick survival (brooding nest counts, counts of ... are critical for chick survival. There was a strong negative correlation between female foraging trip ... breeding success and foraging trip duration was low for males. Male foraging trips during the crèche period ... period of 12 years. Data were collected from 1990/91 to 2001/02 at Béchervaise Island, Eastern ... chick survival. There was a strong negative correlation between female foraging trip duration during ... success and foraging trip duration was low for males. Male foraging trips during the crèche period were ... sites, one of these being Béchervaise Island in eastern Antarctica. CEMP is currently entering a ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 75–90 : Autor(es): Emmerson, L.M., J. Clarke, K.R. Kerry and C. Southwell
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Scientific Abstracts 2003
numbers of the eastern rockhopper penguins Eudyptes chryso- come filholi at Marion Island, 1994/95– 2002 ... . The average survival rate of adult females was lower than that of males. Males who lost partners ... Eudyptes chrysolophus or 80 smears from eastern rockhopper penguins E. chrysocome filholi at sub ... signifi- cantly increase the caloric value of food brought to their chick per foraging trip. The ...
Document : Site Section: Publications
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The foraging range of Adélie penguins – implications for CEMP and interactions with the krill fishery
coast of eastern Antarctica between 55 o E (Enderby Land) and 175 o E (Ross Sea). Adélie penguins ... , at seven widely-spaced breeding colonies along the coast of eastern Antarctica between 55"E (Enderby ... , and in Figure 3a-c for Casey, Dumont seasons at seven sites along the coast of eastern d 'urvil le ... 30 km) between 1972 and 1994. They are taken as indicating the consistent presence of harvestable ... is currently very little krill fishing in eastern Antarctica, a spatial overlap does occur between ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 75–87 : Autor(es): Kerry, K.R., J.R. Clarke, S. Eberhard, H. Gardner, R.M. Lawless, S. Corsolini, S. Focardi, E. Franchi, D. Rodary and R. Thomson
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Biotopic and spatial distribution of krill Euphausia superba Dana (Crustacea, Euphausiacea) length groupings in the Atlantic sector of Antarctic in summer 1984 and 1988
southern branch of the Antarctic Circumpolar Current (ACC). The middle-length grouping and the small-length ... ACC and reduction of the Weddell waters intrusion into the eastern Scotia Sea. The comparative ...
Meeting Document : WG-EMM-04/27 : Autor(es): V.V. Lidvanov, A.V. Zimin, K.E. Shulgovsky (Russia)
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Scientific Abstracts 2000
previously entangled but had lost its collar by the time of observation. All of the animals involved were ... (Terra Nova Bay, Ross Sea, Subarea 88.1) and Béchervaise Island (Mawson, Eastern Antarctica, Division ... tonnes for the western portion and 1.79 for the eastern one. We suggest the calculation of new ... intermediate cold layer. In some years of this type (1971, 1972, 1978, 1982) the layer had a positive ...
Document : Site Section: Publications