Résultats de la recherche
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Estimation of the biomass of krill in Prydz Bay during January/February 1991, February/March 1992 and January/ February 1993 using echo integration
surveys indicated some association of krill with the shelf break in the western part of the survey area ... similar and distinctly different from the higher biomass year of 1991. The difference is characterised by ... the middle of the range of densities estimated from seven surveys between 1981 and 1985 (Higginbottom ... et al. 1988). The distribution of the Sa values for the lower biomass years 1992 and 1993 were ...
Meeting Document : WG-Krill-94/21 : Auteur(s): T. Pauly and I. Higginbottom (Australia)
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Annual variation in breeding biology of gentoo penguins, (Pygoscelis papua) at Bird Island, South Georgia
-year period (1986-1988) at Bird Island, South Georgia, with particular reference to birds of known age ... varied annually, and with age of the breeding bird, nest location and, in one year, with laying date ... or breeding experience. Laying date varied significantly between all three years, being three weeks ... later in 1987, when the breeding population decreased markedly. Factors involved in the timing of ...
Meeting Document : WG-CEMP-90/38 : Auteur(s): T.D. Williams (United Kingdom)
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Seasonal variation in acoustic estimates of krill density at South Georgia during 2001/2002
(middle), and one in May 2002 (late). The surveys were the second in a five-year series of observations ... around South Georgia in the 2001/2002 season: one in November 2001 (early); two during January 2002 ...
Meeting Document : WG-EMM-02/39 : Auteur(s): C. Goss, S.A. Grant, N. Cunningham, J.L. Watkins, P.N. Trathan, E. Murphy and K. Reid (United Kingdom)
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Antarctic fur seal predator performance indices for the South Shetland Islands 1987/88–2002/03
at Cape Shirreff, Livingston Island measured female foraging trip duration, foraging range, diet (3 ... (female foraging trip duration) and C2b (pup growth rates). Measures of female foraging trip duration, pup ... foraging trip durations (7.09d ±0.19), below average frequency of krill in fur seal diet (79.6% ±7.7 ... ), pup growth rates (3), pup mortality, timing of reproduction, adult female survival and natality ...
Meeting Document : WG-EMM-03/54 : Auteur(s): M.E. Goebel (USA)
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Larval development and spawning ecology of euphausiids in the Ross Sea and its adjacent waters in 2004/05
and adult stages. The onset of deepening was from early and later frucilia stages onward for E ... juvenile or adult stages. Eggs and larvae of E. superba occurred with gravid females along the slope, but ... the more northern species with the exception of E. crystallorophias, which recruited before E. superba ... . The intense spawning of E. crystallorophias and E. superb coincided with a period of development of a ...
Meeting Document : WG-EMM-10/P06 : Auteur(s): K. Taki, T. Yabuki, Y. Noiri, T. Hayashi and M. Naganobu
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Growth of mackerel icefish (Champsocephalus gunnari) and age-size composition of populations in subarea of South Georgia
catches were based on fish of two contiguous year classes, strong 1984 year class and middle 1983 year ... class. These year classes appeared against a background of the intensive icefish fishery, and krill ... biomass, judging from the catches, was rather low. Possibly, the abundance of one or another icefish year ... subareas 48.3 and 48.2 in 1978 compared with 1985 may indicate on the common factors affected the icefish ...
Meeting Document : WG-EMM-03/60 : Auteur(s): K.V. Shust and E.N. Kuznetsova (Russia)
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Growth of mackerel icefish (Champsocephalus gunnari) and age-size composition of population in subarea of the South Georgia
catches were based on fish of two contiguous year classes, strong 1984 year class and middle 1983 year ... class. These year classes appeared against a background of the intensive icefish fishery, and krill ... biomass, judging from the catches, was rather low. Possibly, the abundance of one or another icefish year ... subareas 48.3 and 48.2 in 1978 compared with 1985 may indicate on the common factors affected the icefish ...
Meeting Document : WG-FSA-SAM 03/7 : Auteur(s): K.V. Shust and E.N. Kuznetsova (Russia)
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Adélie penguins as indicators of the state of the sea-ice in Adélie Land
distances to reach the open water during the incubation and early chick-rearing phases. The extended absence ... characterized by unusual precipitations of rain around the turn of the year that killed massively the already ... weakened young chicks. While we haven’t seen yet the consequences of this “zero year” on the demography of ... meter of snow, but the snow falls were immediately followed by almost a week with temperatures ...
Meeting Document : WG-EMM-17/01 Rev. 1 : Auteur(s): Y. Ropert-Coudert, A. Kato and C. Barbraud
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Revised research plan for the 2016/17 exploratory longline fishery of Dissostichus spp. in Subarea 48.6 by South Africa and Japan
current analysis, but not used the cleaning data provided by them in this early September due to tight ... resources for the population. The survey using the satellite tags along with analog tags is necessary in ... Chapman were relatively consistent with the observed numbers for D. mawsoni in the southern area of block ... recaptures were concentrated in the southern area. We considered that recaptures for 3 years at liberty is ...
Meeting Document : WG-FSA-16/32 Rev. 1 : Auteur(s): Delegations of Japan and South Africa
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Revised research plan for the exploratory longline fishery for Dissostichus spp. in Subarea 58.4.1 in 2014/15
Abstract: Most things related to Dissostichus spp. in the eastern side of Antarctic has not been ... sizes were vulnerable with a big range of about 1,000-2,000 t per SSRU in 58.4.1. During the 2004-2014 ... assess the stocks and consider proper management measures. Based on CCAMLR’s fishery report, the eastern ... to manage the eastern side area of Antarctic. Therefore, Korea notifies the participation in ...
Meeting Document : WG-FSA-14/38 : Auteur(s): Delegation of the Republic of Korea