Resultados de la búsqueda
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Foraging patterns in the Antarctic shag (Phalacrocorax bransfieldensis) at Harmony Point, Antarctica
usually foraged once a day; females early in the morning and males when their partners returned to the ... discussed. Author(s): R. Casaux and A. Baroni (Argentina) Title: Foraging patterns in the Antarctic shag ...
Meeting Document : WG-EMM-04/22 : Autor(es): R. Casaux and A. Baroni (Argentina)
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Krill and zooplankton populations monitored during AMLR 2004 surveys (Subarea 48.1) with respect to the long-term Elephant Island area datasets
composition indicated a very early onset of seasonal spawning activity. Krill demographics during February ... 2004 survey period was marked by a rapid and large-scale change in overall zooplankton abundance ...
Meeting Document : WG-EMM-04/72 : Autor(es): V.J. Loeb (USA)
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Decrease in numbers of the eastern rockhopper penguins Eudyptes chrysocome filholi at Marion Island, 1994/95 to 2002/03
adults, and there was a decrease in the mass at arrival at breeding colonies of both males and females ... a marked increase in the contribution of fish to the diet in 1999/00 that coincided with an increase ...
Meeting Document : WG-EMM-03/10 : Autor(es): R.J.M. Crawford, J. Cooper, B.M. Dyer, M.D. Greyling, N.T.W. Klages, D.C. Nel, J.L. Nel, S.L. Petersen and A.C. Wolfaardt (South Africa)
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Can trace element signatures in the otoliths of Dissostichus eleginoides record capture size?
composition of water passing across the gills: as a result, elemental signatures can potentially be used to ... SAF, both across the Polar Front and across ocean basins. A sample taken west of South Georgia in 1998 ...
Meeting Document : WG-FSA-03/88 : Autor(es): J.R. Ashford and C.M. Jones (USA)
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Distribution of the Soviet fishing fleet and catches (CPUE) in Subdivision 48.3 during 1986–1990
. During the fishing season from April to September two basic fishing grounds with a quazi-stationary ... fishing ground existed for a longer time period- basically from April to August, while the western ground ...
Meeting Document : WG-EMM-02/63 Rev. 1 : Autor(es): V.A. Sushin, P.C. Gasiukov, A.V. Zimin and S.M. Kasatkina (Russia)
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Results of an acoustic investigation of Antarctic krill, Euphausia superba, biomass-density in the Elephant Island area in January/February 2001
to Feb 4th 2001 are presented. Data were collected with a SIMRAD EK60 Scientific Echo Sounder ... density of 15.32 g/m2 and a standing stock (B0) of 1.7 million tonnes were estimated for the entire area ...
Meeting Document : WG-EMM-02/30 : Autor(es): M.A. Thomasson (Sweden), J.H. Emery (USA), J. Rademan (South Africa), R.P. Hewitt (USA) and B.I. Bergström (Sweden)
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Design of the Italian acoustic survey in the Ross Sea for the Austral summer 2003/04
along a cruise track (about 2500 nm) that gives an uniform density of acoustic, net and CTD samplings ... krill (E. superba) and their main competitive or predator species. Author(s): M. Azzali, A. Sala and S ...
Meeting Document : WG-EMM-02/31 : Autor(es): M. Azzali, A. Sala and S. Manoukian (Italy)
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Preliminary analysis on the Kerguelen shelf icefish Champsocephalus gunnari stock from 1996/97 to 2001/02: no evidence in the recovery!
an increasing of the icefish’s abundance in the surveyed area and biomass seems very low. It is a ... not clearly explained and various hypothesis are proposed: no recovery in a too depleted stock, bad ...
Meeting Document : WG-FSA-02/65 : Autor(es): G. Duhamel and J. Claudet (France)
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Evidence to support the annual formation of growth zones in otoliths of Antarctic toothfish (Dissostichus mawsoni)
, and 46 cm TL, respectively. These estimates agree with growth curves calculated previously from a ... the otoliths of D. mawsoni appears to be a valid method for determining the age of this species ...
Meeting Document : WG-FSA-02/33 : Autor(es): P.L. Horn, C.P. Sutton (New Zealand) and A.L. DeVries (USA)
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Poor breeding success of the Adélie penguin at Béchervaise Island in the 1998/99 season
Island during 1998-99, a season of high chick mortality. One thousand nests perished in the three weeks ... following first hatch, when the chicks were very small. A total of 802 chicks reached crèche age from 1880 ...
Meeting Document : WG-EMM-99/25 : Autor(es): L. Irvine, J.R. Clarke and K.R. Kerry (Australia)