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First Annual Report of the CCAMLR Otolith Network, 2002
indicate major differences in the criteria used by the readers. Similarly, there was little evidence that ... several cases may be explained by apparent differences in the timing of formation of translucent zones ...
Meeting Document : WG-FSA-02/51
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Sources of variance in studies of krill population genetics
resurgence of interest in identifying distinct stocks of swarming krill species has been driven by the ... primarily by restricted gene flow between widely separated sampling sites may be incorrect. Our recent study ... and the boreal species Meganyctiphanes norvegica that used allozymes found no evidence for population ...
Meeting Document : WG-EMM-01/12 : Автор(ы): S.N. Jarman and S. Nicol (Australia)
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Improvements to the multiple-frequency method for in situ target strength measurements
improves the rejection of unresolvable and constructively interfering target multiples by combining ... integer multiples of each other. In this study, the method itself was improved by: 1) optimizing the ...
Meeting Document : WG-EMM-99/38 : Автор(ы): D.A. Demer (USA) and M.A. Soule (South Africa)
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Foraging partitioning between giant petrels Macronectes spp. and its relationship with breeding population changes at Bird Island, South Georgia
Abstract: We tracked by satellite the foraging trips of males and females of the two sibling ... may be reduced by the limited overlap in the activity range, with southern giant petrels foraging ...
Meeting Document : WG-FSA-99/39 : Автор(ы): J. González-Solís, J.P. Croxall and A.G. Wood (United Kingdom)
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Concordance of inter-annual fluctuations in densities of krill around South Georgia and Elephant Islands: biological evidence of same-year teleconnections across the Scotia Sea
mirrored by those at the other location; for example, 1991 and 1994 were years of very low krill density at ... similarities suggests that densities of krill at both locations are directly linked, and may be impacted by the ...
Meeting Document : WS-AREA 48-98/11 : Автор(ы): A.S. Brierley (UK), D.A. Demer, R.P. Hewitt (USA) and J.L. Watkins (UK)
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CCAMLR measures regulating the tagging of Dissostichus species, metrics used to assess vessel tagging performance, the potential for some anomalous results, and general recommendations on tagging; a view from the hauling room
performance measures implemented by CCAMLR to control and monitor the tagging of toothfish (Dissostichus ... in Annex 41-01/C is evaluated by means of simple simulations. The results of this analysis indicate ...
Meeting Document : WG-FSA-11/50 : Автор(ы): J.M. Fenaughty (New Zealand) and J. Brown (United Kingdom)
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KRILL CATCHES INDICATE THE IMPACT OF THE EL-NIŇO – SOUTHERN OSCILLATION RELATED PROCESSES ON THE DISTRIBUTION OF KRILL BIOMASS BETWEEN SUBAREAS OF THE ATLANTIC SECTOR OF ANTARCTIC
Programme findings as described by Loeb et al. (2009). It is shown that krill fisheries statistics may be ... with different oceanographical regime governed by ENSO. Author(s): V. Spiridonov (Russia) Title ...
Meeting Document : WG-EMM-09/47 : Автор(ы): V. Spiridonov (Russia)
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An acoustic survey of Antarctic krill on the South Georgia shelf, CCAMLR Subarea 48.3, in January 1992
the opportunity was taken in 1992 to produce a krill biomass estimate as a by-product of a fish stock ... estimates. The results were partitioned by depth to remove deep echoes that were thought to be mostly due to ...
Meeting Document : WG-EMM-96/42 : Автор(ы): Everson, I., Goss, C.
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Comparison of equal-area cylindrical and circular piston transducers
between cylindrical and circular piston transducers by comparing the performance of the two according to ... dimensions of six fabricated cylindrical transducers, whose beam patterns have been measured by the ...
Meeting Document : WG-EMM-95/08 : Автор(ы): Foote, K.G.
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RECRUITMENT AND BODY SIZE IN RELATION TO TEMPERATURE IN JUVENILE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) AT SOUTH GEORGIA
) conditions experienced by adults prior to spawning. Environmental temperatures experienced by toothfish eggs ... . Abundance of the 1+ juvenile fish cohort (13 to 15 month old dependent on survey date) was found to vary ... inter-annually and was found to be inversely correlated with the sea surface temperature (SST ...
Meeting Document : WG-FSA-08/P02 : Автор(ы): M. Belchier and M.A. Collins
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