Search results
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Spawning locations of mackerel icefish at South Georgia
(1981), who had obtained samples 011 the shelf and in some of the fjords where he found dense pre ... a wide area, C. gllrzt7nvi larvae were only found at four stations, three of which were close inshore ... for concluding that the northern side of South Georgia is a region where pre-spawning fish are found, the lack ... miles of the mainland of South Georgia. The evidence from Kock (1981), who found spawning ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 107–118 : Author(s): Everson, I., A.W. North, A. Paul, R. Cooper, N.C. McWilliam and K.-H. Kock
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On reproduction of Electrona carlsbergi (Tåning)
ball of 180-200 Ilm in diameter is found in the centre of the egg cell. The nucleus is displaced ... varied from 1.1 to 2.7%. More fully developed egg cells were found to be in the initial yolk ... in the majority of fish and empty follicular membranes - an indication of partial spawning - were found in some ... did not exceed 1.4%. In most fish, more fully developed egg cells were found to be in the monolayer ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 397–409 : Author(s): Mazhirina, G.P.
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A fine-scale model of the overlap between penguin foraging demands and the krill fishery in the South Shetland Islands and Antarctic Peninsula
) found that the pattern of fishing in Subarea 48.1 over the period 1988 to 1991 was highly consistent ... (Sadlier and Lay, 1990; Kerry et al., 1992). Trivelpiece et al. (1987) have found that gentoo penguins ... are found between about 20 and 40 km from land. Wilson e t al. (19891, however, found all distances ... . However, the foraging ranges for gentoo penguins seem to accord with those found by Croxall et al. (1985 ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 99–110 : Author(s): Agnew, D.J. and G. Phegan
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Food and feeding of the mackerel icefish (Champsocephalus gunnari) around South Georgia in January/February 1991
around South Georgia in January/February 1991 mackerel icefish were found to be widely dispersed over ... varied locally. Krill was predominantly found in fish collected on the eastern shelf while mysids were ... the island was found to be very low (Bonner et al., 1978; Worner, 1979) and reproductive success in krill ... -eating birds was found to be poor (Croxall et al., 1988). Despite large variations in stomach fullness ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 15–23 : Author(s): Kock, K.-H., I. Everson, S. Campbell, G. Parkes, Z. Cielniaszek and J. Szlakowski
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Choosing distance between acoustic survey tacks
corresponding to such a tack frequency has not been found. Moreover, determination of the correlation radius ... assessment error was found by simulating 11 density fields and 108 hydroacoustic surveys. All ... therefore be found from the relationship (2) - 158 - The density values variation coefficient v can ... density. Typical size 1 studies were made theoretically. It was found that this parameter ...
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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Brief report of the joint Soviet-Australian expedition of the USSR FRV Professor Mesyatsev to the Australian fishing zone around the territory of Heard and McDonald Islands, May-August, 1987
found~. triacantha and Parathemista gaudichaudi. In July, sub-adult Euphausids predominated ... , be regarded as not promising since accumulations of ~. gunnari and~. sguamifrons were found here in autumn ... that of N. squamifrons. Only five groups of food items were found ~ - triacantha, ~ - vallentini, ~- gaudichaudi ... , it was found that during the Austral winter, an aggregation of ~. gunnari is present on the shelf of Heard ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 75-103 : Author(s): Gherasimchook, V.V., V.N. Brodin, A.V. Kljausov, I.B. Russelo, P.V. Tishkov and N.B. Zaremba
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Age and growth of the Antarctic skate (Amblyraja georgiana) in the Ross Sea
Age and growth of the Antarctic skate in the Ross Sea been found in the enlarged thorns on the tail ... individual aged from thorns was 31 cm PL. Thorns from a 17.81 cm PL neonate A. georgiana found ... was usually fewer than those found in caudal thorns from the same specimens. This confi rms the preliminary ... georgiana aged in this study. Also shown for comparison are the range of thorn lengths found in a 63.3 cm ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 183–194 : Author(s): Francis, M.P. and C. Ó Maolagáin
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Low genetic diversity and temporal stability in the Antarctic toothfish (Dissostichus mawsoni) from near-continental seas of Antarctica
(age 0+ and 1+), with total length between 41 and 117 mm, are found during spring and summer ... and Gaffney (2005). Significant differences were also found with the work of Kuhn and Gaffney (2008 ... ), Kuhn and Gaffney (2008) indicate the presence of unique SNP, which was found only once in all ... character and was found in all popula- tions (Table 3). The discrepancies between data in this study ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 1–9 : Author(s): Mugue, N.S., A.F. Petrov, D.A. Zelenina, I.I. Gordeev and A.A. Sergeev
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Characteristics of seasonal variation in diurnal vertical migration and aggregation of Antarctic krill (Euphausia superba) in the Scotia Sea, using Japanese fishery data
are found closer to the surface at night than during the day (Loeb and Schulenberger, 1987; Fraser et al ... patterns were considered. On the basis of diurnal changes in average trawling depth, it was found ... with switching to alternative foods. Ichii (1987) found that the pattern of diurnal changes in CPUE showed ... in January and February, but was found to be higher during the day in March. In this study, the shift ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 163–172 : Author(s): Taki, K., T. Hayashi and M. Naganobu
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Surface areas of seabed within the 500 m isobath regions within the South Shetland Islands (Subarea 48.1)
48.1) C.D. Jones, S.N. Sexton and R.E. Cosgrove I11 National Oceanic and Atmospheric Administration ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 133–140 : Author(s): Jones, C.D., S.N. Sexton and R.E. Cosgrove III