Résultats de la recherche
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By-catch of rays in the 2002/03 toothfish fishery around South Georgia
the number of rays that were likely to have died as a result of being caught on longlines using a ...
Meeting Document : WG-FSA-03/58 : Auteur(s): D.J. Agnew, J. Pearce and M. Endicott (United Kingdom)
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MULTIPLE TIME SCALES OF VARIABILITY IN THE KRILL POPULATION AT SOUTH GEORGIA
conducted in the early, middle and late period of the summers of 2001 to 2005, together with krill ... abundance was highest during the middle of the summer in 3 years and in the late period in 2 years; in the ...
Meeting Document : WG-EMM-08/48 : Auteur(s): K. Reid, J. Watkins, E. Murphy, P. Trathan, S. Fielding and P. Enderlein (United Kingdom)
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Krill population dynamics at South Georgia: implications for ecosystem-based fisheries management
from surveys conducted in the early, middle and late period of the summers of 2001 to 2005, together ... biomass. Krill abundance was highest during the middle of the summer in 3 years and in the late period in ...
Meeting Document : WG-EMM-10/P08 : Auteur(s): K. Reid, J.L. Watkins, E.J. Murphy, P.N. Trathan, S. Fielding and P. Enderlein
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ANTARCTIC FUR SEAL PUP PRODUCTION AND POPULATION TRENDS IN THE SOUTH SHETLAND ISLANDS WITH SPECIAL REFERENCE TO SOURCES OF ERROR IN PUP PRODUCTION ESTIMATES
seal predation was estimated from the rate of mother-pup failed pairs after pups begin entering the ...
Meeting Document : WG-EMM-PSW-08/14 : Auteur(s): M.E. Goebel (USA), D.E. Torres C. (Chile), A. Miller, J. Santora, D. Costa (USA) and P. Diaz (Chile)
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Report on fishery and scientific activity of Ukraine in the Antarctic in 1993/94
in subarea 48.2 from 01.03.1994 to 10.04.1994 and from the middle of the second ten-day period of May ... to the middle of the first t en-day period of June. GENERAL PETROV worked from 21.04 to 17.05 in ...
Meeting Document : SC-CAMLR-XIII/BG/12 : Auteur(s): Observer (Ukraine)
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Trends in bird and seal populations as indicators of a system shift in the Southern Ocean
over the past 50 years in the southern Indian Ocean, the increase starting in mid 1960s and stabilizing ...
Meeting Document : WG-EMM-03/53 : Auteur(s): H. Weimerskirch, P. Inchausti, C. Guinet and C. Barbraud (France)
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Pup production and distribution of breeding Antarctic fur seals (Arctocephalus gazella) at South Georgia
in the 1950s and 1960s. Increased population size has led to an expansion of the breeding range at ...
Meeting Document : WG-CEMP-92/39 : Auteur(s): I.L. Boyd (United Kingdom)
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Diving pattern and performance in nonbreeding gentoo penguins (Pygoscelis papua) during winter
organization during the foraging trip) in relation to diet in nonbreeding Gentoo Penguins (Pygoscelis papua ... diurnal with 98% of foraging trips completed during the same day. Foraging-trip frequency was 0.8/day ... , trip duration was 6-8 h, and birds spent 51-62% of the foraging trip diving. Dive depth and duration ... similar to that of chick-rearing birds. The only major differences are that foraging-trip frequency is 20 ...
Meeting Document : WG-CEMP-92/37 : Auteur(s): T.D. Williams (United Kingdom), A. Kato (Japan), J.P. Croxall (United Kingdom), Y. Naito (Japan), D.R. Briggs, S. Rodwell and T.R. Barton (United Kingdom)
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Antarctic fur seal predator performance indices for the South Shetland Islands 1987/88–2002/03
(female foraging trip duration) and C2b (pup growth rates). Measures of female foraging trip duration, pup ... at Cape Shirreff, Livingston Island measured female foraging trip duration, foraging range, diet (3 ... foraging trip durations (7.09d ±0.19), below average frequency of krill in fur seal diet (79.6% ±7.7 ...
Meeting Document : WG-EMM-03/54 : Auteur(s): M.E. Goebel (USA)
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Analysis of dietary overlap in Antarctic fish (Notothenioidei) from the South Shetland Islands: no evidence of food competition
fish assemblages at the South Shetland Island area. Using tyler’s (1972) method, the reoccurrence of ...
Meeting Document : WG-FSA-03/13 : Auteur(s): E. Barrera-Oro (Argentina)