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Estimates of circumpolar abundance of Antarctic krill based on recent acoustic density measurements
2). Figure 1: The distribution of Euphausia superba derived from di itising Figure 135, p. 394 in Marr (1962 ... information on krill over much of its range (Marr, 1962; Mackintosh, 1973), and historical large surveys ... , 1962; Mackintosh, 1973) support modern ideas of where krill are to be found and where the major ... (1962 -Figure 135, p. 394) was digitised to provide an overall range for E. superba. The range of krill ... Paper Title: Estimates of circumpolar abundance of Antarctic krill based on recent acoustic ... density measurements Abstract / Description: The total circumpolar abundance of Antarctic krill ... (Euphausia superba) is estimated using recent measurements of krill density from acoustic surveys and ... historical information on the overall range of krill. The biomass estimates fall between 60 and 155 million ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 87–99 : Author(s): Nicol, S., A.J. Constable and T. Pauly
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Peak mortality of krill, fished with midwater trawls and feasible criteria of krill trawls ecological safety
and died during fishery. The equations are presented to estimate the gross removal of an object ... is offered, which is the ratio of the amount of the objects caught and objects caught and died during fishery ...
Meeting Document : WG-KRILL-93/34 : Author(s): Yu. V. Kadilnikov (Russia)
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Demographic characteristics of the Adélie penguin population on Béchervaise Island after 12 years of study
in the Ross Sea studied during the 1960s and 1970s (Ainley et al., 1983), and in relation to other CEMP ... during the 1960s and 1970s (Ainley et al., 1983), and in relation to other CEMP parameters, environmental ... rv iv or sh ip b y br ee di ng s ea so n fo r a ll m al es p oo le d. 19 91 ... b y br ee di ng s ea so n fo r a ll al l f em al es p oo le d. 19 91 /9 2 19 92 ... a declining Adélie penguin population in the Ross Sea studied during the 1960s and 1970s (Ainley et al., 1983 ... проводились в 1960-е и 1970-е гг. (Ainley et al., 1983), и анализируются по отношению к другим параметрам ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 53–74 : Author(s): Clarke, J., L.M. Emmerson, A. Townsend and K.R. Kerry
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Birds: Trophic modelling of the Ross Sea
then alternately forage (trips taking 1–3 weeks) and provision the chick for about 150 days (Dewey 1999) until Dec ... to about 4.8% of the biomass of the adult population per year. Egg loss and early chick mortality for one ... by adults (68%); (3) growth of juveniles after fledging (29%). Mortality loss in terms of biomass ... . Note that the foraging trip of emperor penguins lasts several days and even weeks but diet values ... . Bradford-Grieve and S.M. Hanchet. 2010. A balanced model of the food web of the Ross Sea, Antarctica ...
Document : Site Section: Publications
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By-catch of rays in the 2002/03 toothfish fishery around South Georgia
of rays that were likely to have died as a result of being caught on longlines using a combination ... to have died as a result of being caught on longlines using a combination of the observer tally ...
Meeting Document : WG-FSA-03/58 : Author(s): D.J. Agnew, J. Pearce and M. Endicott (United Kingdom)
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The foraging range of Adélie penguins – implications for CEMP and interactions with the krill fishery
superba. Locations of penguins on foraging trips were compared with historical records of fine-scale krill ... of penguins on foraging trips were compared with historical records of fine-scale krill catch data ... Dipartimento di Biologia Ambientale, Universita di Siena via della Cerchia 3,53100 Siena, Italy D. Rodary ... to the continental shelf and returned with krill, Etlplzausza superba. Locations of penguins on foraging trips were ... , the numbers of trips and the years over which tracking took place are provided in Table 1. Trivelpiece et ... tracking Adelie penguins on plotted in Figure 2 for the Mawson and Davis foraging trips by satellite ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 75–87 : Author(s): 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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A declining trend in the abundance of Notothenia rossii marmorata and Notothenia gibberifrons observed in fjords in two sites in the South Shetland Islands
of N. neglecta. A similar declining trend had been reported in the 1960s and 1970s for neighbouring sites ... of N. neglecta. A similar declining trend had been reported in the 1960s and 1970s for neighbouring sites ... trend had been reported in the 1960s and 1970s for neighbouring sites in the South Shetland Islands ... N. neglecta. B 1960-x H 1970-x ro~ax 6bIJIH nOJIYlIeHbI CBe~eHHSI 0 CYII(eCTBOBaHHH no~06HbIX TeH~eH~Hti ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 263–274 : Author(s): Barrera-Oro, E. and E. Marschoff
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Pup production and distribution of breeding Antarctic fur seals (Arctocephalus gazella) at South Georgia
production has declined since the initial period of population expansion in the 1950s and 1960s. Increased ... production has declined since the initial period of population expansion in the 1950s and 1960s. Increased ...
Meeting Document : WG-CEMP-92/39 : Author(s): I.L. Boyd (United Kingdom)
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Schedule of Conservation Measures in Force 2005/06
Division 58.5.2 east of 79°20'E and outside the EEZ to the west of 79°20'E ........... 71 CONSERVATION ... Division 58.5.2 east of 79°20'E and outside the EEZ to the west of 79°20'E 58.5.2 Dissostichus ... with a limit of 277 000 tonnes west of 115°E, 163 000 tonnes east of 115°E) Trawl fishery All seasons ...
Document : Site Section: Publications
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Trophic ecology of demersal fish communities in waters to the south of Elephant Island, north of Livingston Island, north of Antarctic Peninsula and east of Smith Island, with note on the ecological role of the krill
to the south of Elephant Island, north of Livingston Island, north of Antarctic Peninsula and east of Smith ... of Livingston Island, north of Antarctic Peninsula and east of Smith Island, with note on the ecological role ...
Meeting Document : WG-KRILL-93/15 : Author(s): M. Takahashi (Japan)