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Large-scale peculiarities of phytocenosis species composition in the surface layer in the Antarctic Atlantic and Indian Ocean sectors
Paper Title: Large-scale peculiarities of phytocenosis species composition in the surface layer ... dominated over vast areas within the distribution of the south peripheral waters and the centre of the ... Weddell Gyre. In the eastern Weddell Gyre a great change in the composition of phytoplankton species was ... , the Convergence Zone proper, south periphery of the Antarctic Circumpolar Current). A great change in ... to take plankton samples. Filtration was usually conducted at a speed of 1 litre per 1-2 minutes ... typical for this region. It is quite natural because at least waters of three types are present there. In ... waters. C. criophilum was dominant in samples taken at later dates. A substantial proportion of T ... of eddies. Higher phytoplankton biomass on tack V at 58° to 59°S (see Figure 6) and on tack VI at 59 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 201-214 : Автор(ы): Makarov, R.R. and K.P. Fedorov
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Long-term monitoring of krill recruitment and abundance indices in the Elephant Island area (Antarctic Peninsula)
Paper Title: Long-term monitoring of krill recruitment and abundance indices in the Elephant ... for the Elephant Island area with regard to the representativeness of the study area (60°-62 o 30´S ... interannual variability of krill recruitment is confirmed by the present analysis. Results are compared for ... an analysis of variance. File: 02siegel-etal.pdf ... generally reaches its maximum at the end of December (Siegel, 1988). This maximum can be observed until ... distribution range varies seasonally, and at the same time a spatial succession of size/age groups occurs in ... islands and therefore are at least partly under the influence of prolonged retention times. Little ... highest density values were observed at the beginning of the time series. The hypergeometric ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 19–35 : Автор(ы): Siegel, V., W. de la Mare and V. Loeb
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Zooplankton: Trophic modelling of the Ross Sea
. Bradford-Grieve and S.M. Hanchet. 2010. A balanced model of the food web of the Ross Sea, Antarctica ... et al. 2003) suggests that the seaward distribution of this species ends at the shelf break. In the ... during late summer and early winter, but decrease at a constant rate throughout the winter to a low of 9 ... . crystallorophias occur between the surface and at least 100 m off Enderby Land and most of the population was ... comparable with values further west at similar depths. We note that measurements of E. crystallorophias ...
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Marine mammals and demersal longline fishery interactions in Crozet and Kerguelen Exclusive Economic Zones: an assessment of depredation levels
Exclusive Economic Zones: an assessment of depredation levels Abstract / Description: Interactions between ... whales. These two species, alone or in co-occurrence with each other, were observed in 71% of the 1 308 ... two species, alone or in co-occurrence with each other, were observed in 54% of the 6 262 longlines ... monitored. Interactions were observed in all fishing areas. The effect of depredation was assessed by ... event during which animals of both species were reported at least once during the same haul. The rate ... 2005 C um ul at ed e ff ec ti ve s of id en ti fi ed in di vi du al s 2003 ... fi sheries: modalities of opportunistic feeding for bottlenose dolphins at Lampedusa Island (Italy ... EXCLUSIVE ECONOMIC ZONES: AN ASSESSMENT OF DEPREDATION LEVELS C. Roche and C. Guinet CEBC-CNRS, UPR 1934 ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 67–82 : Автор(ы): Roche, C., C. Guinet, N. Gasco and G. Duhamel
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Biomass, abundance and distribution of fish in the Kerguelen Islands EEZ (CCAMLR Statistical Division 58.5.1)
Paper Title: Biomass, abundance and distribution of fish in the Kerguelen Islands EEZ (CCAMLR ... conducted from September to October 2006 in the northern part of the Kerguelen Plateau (CCAMLR Statistical ... stratified stations. Estimates of biomass and abundance were produced for eight commercial species. The total ... biomass was 245 000 tonnes and Patagonian toothfish (Dissostichus eleginoides) accounted for half of the ... included in CCAMLR Statistical Division 58.5.1. The zone is located at the northern tip of the Kerguelen ... at South Georgia (Kock, 1992). The discovery of a deep-sea stock of Patagonian tooth- fish ... . The krigeage method used was the point kriging, which estimates the values of the points at the grid ... on Everson’s scale with modes at 35 and 38 cm, ages 4 and 5, 4.78 million specimens, 22.5% of fish ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 1–32 : Автор(ы): Duhamel, G. and M. Hautecoeur
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Whales: Trophic modelling of the Ross Sea
. Bradford-Grieve and S.M. Hanchet. 2010. A balanced model of the food web of the Ross Sea, Antarctica ... methods to estimate the food requirements of cetaceans in the Ross Sea. At the outset, it is important to ... more intensively in the Antarctic in summer than at other times of the year. Reilly et al. (2004) and ... about 120 d/y and consume at a rate approximately 1/10 th of this at other times of the year. In this ... toothed whales is more intense in the summer in the Antarctic than in other areas at other times of the ...
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By-catch, growth and feeding of Antarctic juvenile fish taken in krill (Euphausia superba Dana) fisheries in the South Georgia area, in 1992
Paper Title: By-catch, growth and feeding of Antarctic juvenile fish taken in krill (Euphausia ... an investigation of juvenile Antarctic fish caught during krill fishing by the FV Grigory Kovtun in ... : Champsocephalus gunnari and Nototheniops larseni. The frequency of occurrence of juvenile fish was 18.2% when all ... krill tows were included and 45.5% when only tows made in shelf waters were considered. The abundance of ... between them. At present, as our data on the by-catch of juvenile fish are very limited, it is difficult ... the waters outside the continental shelf. Future research should thus be directed at the study of ... the juvenile stock at age l+ and the rate of natural mortality concurrently with the total taken as ... of the nearshore fish populations at South Georgia. Br. Antarct. Surv. Bull., 59: 63-74. CCAMLR ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 129–142 : Автор(ы): Pakhomov, E.A. and S.A. Pankratov
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Hook selectivity in the longline fishery of Dissostichus eleginoides (Nototheniidae) off the Chilean coast
Paper Title: Hook selectivity in the longline fishery of Dissostichus eleginoides (Nototheniidae ... Chilean fisheries of the Patagonian toothfish, Dissostichus eleginoides is reviewed in order to study ... selectivity of different types and sizes of hooks used in longlines. Original data obtained during 1991 off ... the coast of Valdivia, South East Pacific, are also taken into consideration. The data show that ... hooks. In spite of the finding that differences in length composition of fish caught at the same ... , a proportion of females and their length is also increased in catches taken at greater depth. Due ... OF DISSOSTICHUS ELEGINOIDES (NOTOTHENIIDAE) OFF THE CHILEAN COAST Carlos A. Moreno* Abstract ... Existing information from technical publications on Chilean fisheries of the Patagonian toothfish ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 107–119 : Автор(ы): Moreno, C.A.
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Cephalopods: Trophic modelling of the Ross Sea
. Bradford-Grieve and S.M. Hanchet. 2010. A balanced model of the food web of the Ross Sea, Antarctica ... into one compartment. Lack of adequate biomass, growth and feeding parameter data at the moment for ... similar to that of the Prydz Bay area at 68°S 75°E (Lu & Williams 1994). Lu & Williams (1994) found that ... . Galitheuthis glacialis: At least two size classes of Galitheuthis glacialis were also caught in Prydz Bay, but ... released one or two at a time. The numbers of eggs produced are known only for a few species. It is ...
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Seals: Trophic modelling of the Ross Sea
. Bradford-Grieve and S.M. Hanchet. 2010. A balanced model of the food web of the Ross Sea, Antarctica ... , relatively little is known of their biology (Kooyman 1981a). Mating and birth are likely to occur at sea or ... . Further research using stable isotope analysis of blood samples from seals not at the breeding colonies ... , and samples of muscle or other slower-turnover tissue of seals at the breeding colonies may be ... larger than males. Based on a small sample of measured animals, Ross seals reach at least 2.4 m and have ...
Document : Site Section: Publications
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