Search results
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Potential effects of UV-B on krill – experimental and genetic studies
radiation 3–5 times below surface irradiance caused krill to die within a week, while animals in the dark ... to ultraviolet-A wavelengths was evident without an increase in mortality. The protein content of animals from ... 3–5 times below surface irradiance caused krill to die within a week, while animals in the dark survived ... -A wavelengths was evident without an increase in mortality. The protein content of animals from various ...
Meeting Document : WG-EMM-99/24 : Author(s): S. Newman, S. Jarman, S. Nicol, D. Ritz, H. Marchant, N. Elliot and A. McMinn (Australia)
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By-catch of fishes caught by the fishery vessel Niitaka Maru in the South Georgia area (August to September 2004)
of at least 3 different year classes. Similar pattern is also found in Gymnoscopelus nicholsi ... of the Myctophidae. At least in the net hauls of high krill CPUE (>20t?krill/h), few or no by-catch fish ... of at least 3 different year classes. Similar pattern is also found in Gymnoscopelus nicholsi ... of the Myctophidae. At least in the net hauls of high krill CPUE (>20t?krill/h), few or no by-catch fish was occurred ...
Meeting Document : WG-EMM-05/19 : Author(s): T. Iwami, T. Hayashi, K. Taki and M. Naganobu (Japan)
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RECENT TRENDS IN NUMBERS OF CROZET SHAGS BREEDING AT THE PRINCE EDWARD ISLANDS
0.30 and 0.66 chicks per pair per year from 1998/99– 2002/03 and 2003/04–2008/09, respectively ... in 2008/09. The trends are thought to have been influenced by breeding success, which averaged 0.30 ... and 0.66 chicks per pair per year from 1998/99– 2002/03 and 2003/04–2008/09, respectively ...
Meeting Document : WG-EMM-10/P2 : Author(s): R.J.M. Crawford, P.G. Ryan, B.M. Dyer and L. Upfold
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Recent trends in numbers of Crozet shags breeding at the Prince Edward Islands
0.30 and 0.66 chicks per pair per year from 1998/99–2002/03 and 2003/04–2008/09, respectively ... in 2008/09. The trends are thought to have been influenced by breeding success, which averaged 0.30 ... and 0.66 chicks per pair per year from 1998/99–2002/03 and 2003/04–2008/09, respectively ...
Meeting Document : WG-EMM-10/P02 : Author(s): R.J.M. Crawford, P.G. Ryan, B.M. Dyer and L. Upfold
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Fecundity and size at sexual maturity of the bigeye grenadier (Macrourus holotrachys) at South Georgia (CCAMLR Subarea 48.3)
at 20.57cm. The large difference between these values strongly suggests that yolk deposition and final ... than a year. Sex ratios of specimens caught in the longline fishery are highly skewed with females ... at 20.57cm. The large difference between these values strongly suggests that yolk deposition and final ... than a year. Sex ratios of specimens caught in the longline fishery are highly skewed with females ...
Meeting Document : WG-FSA-02/26 : Author(s): T. Mulvey, S.A. Morley, M. Belchier and J. Dickson (United Kingdom)
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An integrated stock assessment for the Heard Island and the McDonald Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.2
composition data to aid with the estimation of year class strength and selectivity functions of the trawl ... spawning biomass B 0 and year class strength, and (e) a split of the trawl sub-fishery into two periods ... . All model runs were conducted with the CASAL version 2.30-2012-03-21 that was agreed on by WG-SAM-14 ... data to aid with the estimation of year class strength and selectivity functions of the trawl, longline ...
Meeting Document : WG-FSA-15/52 : Author(s): P. Ziegler and D. Welsford (Australia)
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Report on marine debris collected at Cape Shirreff, Livingston Island, during the 1994/95 Antarctic season
litter at Cape Shirreff was carried out in 1993/94, with a total of 1,754 articles weighing 284.29 kg ... , during the present survey a total of 2,744 articles with 237.7 kg were obtained, indicating ... %; metalic pieces, 4.3%; and paper, 0.4%. From the plastic item, those used in fisheries (1,195 articles ... at Cape Shirreff was carried out in 1993/94, with a total of 1,754 articles weighing 284.29 kg, during ...
Meeting Document : CCAMLR-XIV/BG/24 : Author(s): Delegation of Chile
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Orientation of Antarctic krill in an aquarium
was slightly less than that when animals were hovering, 49.7° (SD=7.5°, N=50). Such an acute angle of elevation ... would tend to reduce the reflected echo intensity when compared to animals swimming horizontally ... that when animals were hovering, 49.7° (SD=7.5°, N=50). Such an acute angle of elevation would tend ... to reduce the reflected echo intensity when compared to animals swimming horizontally. Although mature ...
Meeting Document : WG-KRILL-93/24 : Author(s): Y. Endo (Japan)
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OCCURRENCE OF DWARF MINKE WHALES (BALAENOPTERA ACUTOROSTRATA SUBSP) AROUND THE ANTARCTIC PENINSULA
were identified by the reported external diagnostic characters for this species. Seven animals occurred ... around the South Shetland Island and four in the Gerlache Strait. In addition, another two animals were ... external diagnostic characters for this species. Seven animals occurred around the South Shetland Island ... and four in the Gerlache Strait. In addition, another two animals were identified as dwarf minke whales ...
Meeting Document : WG-EMM-11/P2 : Author(s): J. Acevedo, C. Olavarría, J. Plana, A. Aguayo-Lobo, A. Larrea and L.A. Pastene
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Relative abundance of large whales around South Georgia
photographed off South Georgia matched animals known from Peninsula Valdes, Argentina, a population known ... mother-calf pair was observed off the Shag Rocks in February 1997. Extirpation of animals from ... matched animals known from Peninsula Valdes, Argentina, a population known to be growing at 7% per annum ... off the Shag Rocks in February 1997. Extirpation of animals from this particular feeding ground ...
Meeting Document : WG-EMM-99/34 : Author(s): M.J. Moore (USA), S.D. Berrow (UK), B.A. Jensen (USA), P. Carr (UK), R. Sears (Canada) and V.J. Rowntree, R. Payne and P.K. Hamilton (USA)