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Evaluation of the results of trawl selectivity experiments by Poland, Spain and USSR in 1978/79, 1981/82 and 1986/87
Committee of CCAMLR (8alguerias, 1988; Efanov et al., 1989; Zaucha, 1986 and 1988). 2. COMMENTS ON ... them, such as number of panels in the cod end (2 or 4), inside or outside position of fine-meshed ... properly evaluated on the basis of available data. Polish hauls of 2 to 3 hours resulted in some cases in ... large catches of 2 to 5 tonnes and thus affected the selectivity of the major species caught (C. gunnan ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 163–196 : Автор(ы): Slosarczyk, W., E. Balguerias, K. Shust and S. Iglesias
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A review of data on abundance, trends in abundance, habitat use and diet of ice-breeding seals in the Southern Ocean (submitted to the 2008 Joint CCAMLR-IWC Workshop)
summarised in Table 2). To derive circumpolar estimates of abundance, they applied the average density of ... series of shipboard and aerial surveys around the Antarctic continent (Figure 2), and then derived ... several estimates of regional and circumpolar abundance for the four species (Tables 1, 2 and 3). The ... seals seen hauled out during shipboard strip tran- sects in the pack-ice of the Weddell Sea (Figure 2 ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 49–74 : Автор(ы): Southwell, C., J. Bengtson, M. Bester, A.S. Blix, H. Bornemann, P. Boveng and M. Cameron, J. Forcada, J. Laake, E. Nordøy, J. Plötz, T. Rogers, D. Southwell, D. Steinhage, B.S. Stewart and P. Trathan
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Marine mammals and demersal longline fishery interactions in Crozet and Kerguelen Exclusive Economic Zones: an assessment of depredation levels
, range 1–7), 2.5 ± 1.8 (n = 2 097, range 1–15), and 5.7 ± 5.6 (n = 2 459, range 1–50) individuals ... analysed, signifi cantly higher CPUEs were obtained in their presence (Table 2). Sperm whales alone and ... sectors (Table 2) and, when present, were responsi- ble for a mean decrease in CPUE of 12 ± 23% and 21 ... lesser extent for sperm whales (Figure 2). The mean number of killer whales and sperm whales observed ...
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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The role of fish as predators of krill (Euphausia superba) and other pelagic resources in the Southern Ocean (submitted to the 2008 Joint CCAMLR-IWC Workshop)
. Pshenichnov YugNIRO 2 Sverdlov Street 98300 Kerch Ukraine D. Welsford and R. Williams Australian ... % of krill occurs over deep water (>2 000 m) and occupies regions of moderate food abundance (0.5–1.0 ... mg chl a m–2). Advection models suggest some loss northwards from these regions into the low ... of sexually mature 3–4-year-old E. carlsbergi while south of the APFZ 2–3-year- old immature fish ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 115–169 : Автор(ы): Kock, K.-H., E. Barrera-Oro, M. Belchier, M.A. Collins, G. Duhamel, S. Hanchet, L. Pshenichnov, D. Welsford and R. Williams
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Sea-surface temperature and krill catches around South Georgia in December–February 1989–1991 and 1999–2001
demonstrated by comparing maps of SST differences in January 2001 and January 1991 (Figure 2). In January ... 2001 the mean SST on the northern shelf of South Georgia declined by approximately 1–2°C compared to ... waters to the northwest of Subarea 48.3 (Figure 2). A comparison of January SST anomalies in 1990 and ... 2) on the SST map, which have a resolution of 2° x 2° and are centred at 54°S 41°W and 53°S 37°W ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 165–174 : Автор(ы): Vanyushin, G.P
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A first step towards modelling the krill–predator dynamics of the Antarctic ecosystem
вида гладких китов (синий, финвал, горбатый и малый полосатик) и 2 вида тюленей (южный морской котик и ... the diet composition of crabeater seals to be 94% krill, 3% fish and 2% squid, based on samples ... of scat samples, and ______________________________________________________________________ 2 IUU ... Commission (IWC) Management Areas (see Figure 2) using various statistical and popu- lation-modelling ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 217–277 : Автор(ы): Mori, M. and D.S. Butterworth
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Analysis of albatross and petrel distribution within the CCAMLR Convention Area: results from the Global Procellariiform Tracking Database
, although a point was not removed if it had location class 1, 2, or 3 because these locations have an ... intervals. Kernel density- distribution maps were generated as above, but with a smoothing parameter h of 2 ... : results from the Global Procellariiform Tracking Database and subdivisions, are summarised in Table 2 ... (Table 2), but alba- tross and petrel ranges extend across the majority of the Convention Area (Figure 1 ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 143–174 : Автор(ы): BirdLife International (prepared by C. Small and F. Taylor)
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The Soviet krill fishery in the Atlantic Sector of the Antarctic from 1977 to 1991: fishing effort distribution and interannual patterns
1981 a 1982, el Tipo II de Litvinov et al. 2 INTRODUCTION Information on the Soviet krill fi ... that period (Table 2). Unfortunately there were no standard abbrevia- tions for some of the vessel ... from this publication with the abbreviations given in Anon. (1978–1992). Table 2 presents an ... vessels (miscellaneous projects, Table 2) accounted for over 33% of the total fi shing effort, while the ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 1–13 : Автор(ы): Litvinov, F.F., V.A. Sushin, G.A. Chernega and O.A. Berezhinsky
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Preliminary results of a bottom trawl survey around Elephant Island in October and December 1987
1987 are described as follows. 2. MATERIAL AND METHODS Based on the stratification of the shelf by ... cm total length) which probably represent age classes 187 1 + and 2+. Other species present ... were Harpagifer antarcticus, 2 pelagic fingerlings of N. neglecta (62 and 70 mm total length) at 20 ... kg were only obtained west of the island and northwest of Seal Rocks (Figure 2). Catches consisted ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 185-200 : Автор(ы): Kock, K.-H.
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A balanced model of the food web of the Ross Sea, Antarctica
, mailto:mhpinkerton@hotmail.com Pinkerton et al. 2 consommation) et des liens trophiques (régime alimentaire ... , 2004; Christensen et al., 2005). Biomass is presented in units of organic carbon density (gC m–2) and ... trophic flows in units of gC m–2 y–1. In quantifying the trophic structure of the ecosystem, the ... . Carbon flow through each trophic group per year is balanced according to equation (2) under the ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 1–31 : Автор(ы): Pinkerton, M.H., J.M. Bradford-Grieve and S.M. Hanchet
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