Search results
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A review of the trophic role of mesopelagic fish of the family Myctophidae in the Southern Ocean ecosystem
U C C J I ~ A O B ~ H U ~ ~ T~o@AY~cKUX B ~ ~ U M O O T H O I I I ~ H H ~ ~ MHKTO@IIA nOKa3anU, YTO DaHHarr rpynna ~esonena ... . B T ~ O @ I I Y ~ C K O ~ ~ Hepapxmi MNKTO@HA~I UMeIOT CTaTyC KOHCYMeHTOB 300nnaHKTOHa. E0nbLU0e KOnUYeCTBO Me30- H MaKPOnnaHKTOHa ... " to 65"s; sometimes even further south) where ACC waters extend southward. Years of research ... by high concentrations of zooplankton not only during the summer peak, but throughout the entire year ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 71–77 : Author(s): Kozlov, A.N
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Location and intensity of the Soviet krill fishery in the Elephant Island area (South Shetland Islands), 1988/89
low. In 1988/89 only one standard fishing vessel operated in the area over 40% of the time ... fishing intensity by the USSR around Elephant Island has been low. In 1988/89 only one standard fishing ... the average number of vessels fishing was one to two (standard fishing units) with a maximum of seven ... 59°45'-600 15'S and 53°-54°15'W, the second one to the north of Seal Island between 600 -600 30 ... 'S and 55°-56°00'W and the third one located to the west of Elephant Island in the area between 61 °-61 °30 ... moved closer to Elephant Island and operated in two fishing grounds (Figures 7a to 7f). The first one ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 305–335 : Author(s): Sushin, V.A. and A.S. Myskov
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Distribution of fish larvae at South Georgia: horizontal, vertical, and temporal distribution and early life history relevant to monitoring year-class strength and recruitment
distribution and early life history relevant to monitoring year-class strength and recruitment Abstract ... and early life history relevant to monitoring year-class strength and recruitment ... a study in the fiord of CUmberland East Bay during 20 September to 5 october, 1983, approximately one ... (Figure 2). However, one month later they were abundant in CUmberland East Bay (Figure 20). Pagothenia ... although they were moderately abundant in Cumberland East Bay about one month later when they were 10-30 ... caught in lower numbers and were most abundant in the upper 20 m (Figure 30). The larger larvae/late ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 105-141 : Author(s): North, A.W.
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Survey of Antarctic fur seals in the South Shetland Islands, Antarctica, during the 1986/87 austral summer
b 3aHl1MaT b CTapble 3ane)KKl1 - nocne KOMMepqeCKOH :llKCnJlyaTa/.{l1l1 Bl1~a B XIX BeKe. EbInO ... 3apel'l1CTpl1pOBaHO ABeHa~/.{aT b m;eHHblx 3ane)KeK; 0 HeKOTopblX 113 Hl1X paHee He co06m;anoc b. KpYllHeHume ... m;eHHble 3ane)KKl1 HaXO~HTCH Ha OCTpOBe TenMo 11 Mblce rnl1peqxp, ceBepHblH 6epel' oCTpoBa Jll1Bl1HI'CTOH ... 0 APYI'l1X Bl1~aX naCTOHOI'l1X, Ha6nlO~aB[[/l1XCH BO BpeMH npOBe~eHl1H CbeMKl1. B KaqeCTBe OnTI1Man bHblX ... largest pupping sites are at Telmo Island and Cape Shirreff, on the north coast of Livingston Island ... 4000 individuals. Notes on other pinniped species observed during the survey are presented. The optimal ... sites for combined fur seal and penguin monitoring activities, as part of the CCAMLR Ecosystem ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 427-440 : Author(s): Bengtson, J.L., L.M. Ferm, T.J. Härkönen, E.G. Schaner and B.S. Stewart
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Depth distribution and spawning pattern of Dissostichus eleginoides at South Georgia
of changing mean length at depth with month was detected, suggesting movement of animals both up and down ... slope at particular times of year. Months with a high mean length at depth are May and August ... position. Pre-spawning animals appear to be distributed all around the South Georgia and Shag Rocks shelf ... slopes. Spent animals of both sexes appear to move up slope to shallower water, and are concentrated ... of animals both up and down slope at particular times of year. Months with a high mean length at depth ... but not for females. Depth is an important factor for animals of maturity stage 1; as one would expect ... to be particularly concentrated at shallower depths. There seem to be two major concentrations of male animals ... to the distribution of maturity stage 4 animals, which appear to be more evenly distributed between the two areas ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 19–36 : Author(s): Agnew, D.J., L. Heaps, C. Jones, A. Watson, K. Berkieta and J. Pearce
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Choosing distance between acoustic survey tacks
of analysis of data from actual hydroacoustic surveys. The model consists of two parts, one imitating ... of the relative biomass assessment error ° (in fractions of one) to the density values variation coefficient ... frequency. Hence, if two fields having different distributions of concentrations have similar variation ... distances between tacks raise the expense of a survey, it is reasonable to choose a distance equal ... on the basis of typical size of the surveyed region, allowable relative error in the biomass estimate ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 153-164 : Author(s): Kalikhman, I.L., Z.I. Kizner, B.R. Zaripov and W.D. Tesler
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Sources of variance in studies of krill population genetics
indicated that there is significant genetic differentiation between samples taken within one region ... indicated that there is significant genetic differentiation between samples taken within one region ... in the Southern Ocean. From one site in the Mertz Glacier Polynya, krill had been captured in two net tows ... that there is signifi cant genetic differentiation between samples taken within one region. This has important ... identifi ed by mtDNA analysis, but not previously by allozymes, has recently been found in two other ... Collection Samples of E. crystallorophias were collected from four locations during 1999 (Figure 1). One ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 107–116 : Author(s): Jarman, S.N. and S. Nicol
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Characteristics of krill swarms from Prydz Bay
rate was about one every second until 1808 hours (approximately 30 km from the start) when it dropped ... 2.5 4.0 5.5 7.0 8.5 LN (LENGTH) AFTER 1800 ~ I- l- I- I- 50 40 30 20 10 1002 ... ) 7.8 150 100 50 (m) 60 50 40 30 20 10 1n (between swarm distance) Figure ... - I- - - I- I -44 19 (kg) 50 0 40 ~ 30 20 10 70 60 50 40 30 20 10 I'J 0 0 ~ I'J ... CCAMLR.AUS dataset available to the Subgroup on Survey Design was derived from a survey of Prydz Bay ... inter-swarm length were calculated for swarms of euphausiids encountered along a 78 km transect over the ... Euphausia crystallorophias. An increase in swarm length was seen with increasing distance from the coast ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 177–189 : Author(s): Agnew, D.J. and I.R. Higginbottom
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Patterns and processes in the distribution and dynamics of Antarctic krill
= 0.49), and one-third to a second log normal distribution (mean = 1.76, SD = 0.51). These two ... SC-CAMLR-VII/BG/20 PATTERNS AND PROCESSES ... OnMCaHMeM HaOJIIO,aaBIIIMXC.SI KapTMH pacnpe,aeJIeHM.SI no pa3JIMqHbIM MaCIIITaOaM, no KOTOPbIM npOBo ... an adequate explanation of the fluorescence spectrum at least on intermediate scales (4-20 km ... models of increasing complexity be developed iteratively for variability and patchiness of krill ... critical processes to be added. An analysis of spatial distribution of krill in the Bransfield Strait area ... attraction of krill to account for the small-scale aggregations. File: 07-Levin-et-al.pdf ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 281–299 : Author(s): Levin, S.A., A. Morin and T.M. Powell
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Indices of prey availability near the Seal Island CEMP site: 1990 to 1996
prey density, depth, distance from Seal Island, and persistence over time. Acoustic data from two AMLR ... surveys each year were subsampled to include the foraging range of predators breeding at Seal Island ... biomass of juvenile krill near Seal Island during the first survey of each year as compared to the biomass ... of post-spawning adults near Seal Island during the second survey of each year. It is hoped ... Seal Island, and persistence over time. Acoustic data from two AMLR surveys each year were subsampled ... (Figures 3 and 4). Two surveys were selected for each year, details of which are listed in Table ... of juvenile krill near Seal Island during the first survey of each year as compared to the biomass of post ... -spawning adults near Seal Island during the second survey of each year. It is hoped that these indices may ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 37–45 : Author(s): Hewitt, R.P., G. Watters and D.A. Demer