Resultados de la búsqueda
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Predicting changes in the Antarctic krill Euphausia superba population at South Georgia
of Antarctic krill Euphausia superba and subsequent effects on dependent predators. However, the ... nature and consequences of changes in krill population dynamics that accompany l1uctuations in its ... abundance are essentially unknown. A conceptual model, developed froll1 quantitative measures of krill ... the abundance and population structure of krill in 1998 and the consequences for predators. Consistent ...
Meeting Document : WG-EMM-99/37 : Autor(es): K. Reid, K.E. Barlow, J.P. Croxall and R.I. Taylor (UnitedKingdom)
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THE RESEARCH PROJECT TO DIGITIZE HISTORICAL SOVIET KRILL FISHING EXPEDITION DATA
Abstract: The research project to digitize former Soviet krill fishing research, exploratory and ... Fisheries and Oceanography. This valuable set of krill data was collected during Soviet Union krill-fishing ... collect data and samples and to create an estimation of the commercial exploitation of the Antarctic krill ... exclusive set of observations for investigation of the environment and the impact of climate change on krill ...
Meeting Document : WG-EMM-09/30 : Autor(es): L. Pshenichnov and G. Milinevsky (Ukraine)
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Krill biomass and distribution in Subarea 48.2 during summer 1996
Abstract: The results of hydroacoustic survey of krill biomass assessment in Subarea 48.2 ... presented. Taking in account close relation of krill and oceanographic structure of waters and currents ... , hydrorological conditions during surveys are also discussed in the paper. Average weighed density of krill in the ... study area amounted to 17 g/sq.m, obtained on the basis of diurnal surveys, and average weighted krill ...
Meeting Document : WG-EMM-97/49 : Autor(es): Kasatkina, S.M., Abramov, A.M., Polischuk, M.I., Sushin, V.A.
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RESULTS OF THE RESEARCH PROJECT TO DIGITIZE HISTORICAL SOVIET KRILL FISHING EXPEDITION DATA
Abstract: The research project to digitize former Soviet krill fishing research, exploratory and ... University of Kyiv. This valuable set of krill data was collected during Soviet Union krill-fishing ... collect data and samples and to create an estimation of the commercial exploitation of the Antarctic krill ... observations for investigation of the environment and the climate change impact on krill population in the ...
Meeting Document : CCAMLR-XXVIII/BG/18 : Autor(es): Delegation of Ukraine
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DEMOGRAPHIC PATTERNS OF ANTARCTIC KRILL (EUPHAUSIA SUPERBA) EXPLAIN THE SPATIAL SEGREGATION OF BALEEN WHALES (MYSTICETI) AROUND THE SOUTH SHETLAND ISLANDS, ANTARCTICA
Antarctic krill (Euphausia superba) abundance and demography near the South Shetland Islands (Antarctic ... Peninsula) and test whether whales exhibit interspecific differences in their exploitation of krill ... resources. Whale distributions were based on visual surveys and krill distribution, abundance and ... sampled over five years resulting in the most comprehensive linked whale-krill study in the SW Atlantic ...
Meeting Document : WG-EMM-09/33 : Autor(es): J.A. Santora, C.S. Reiss, V.J. Loeb and R.R. Veit (USA)
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Variability in krill length distribution in 48.1 derived from data collected by scientific observers
Abstract: Information on the length distribution of krill in the catch, and the spatial and ... temporal patterns of krill length in the population is essential to assess krill population status and ... krill (Euphausia superba) in CCAMLR Subarea 48.1 derived from data collected by scientific observers ... . Median krill length showed a complex pattern and varied significantly with fishing location, fishing ...
Meeting Document : WG-EMM-15/16 : Autor(es): P. Ziegler, S. Kawaguchi D. Welsford and A. Constable (Australia)
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Monitoring krill population variability using seabirds and seals at South Georgia – new samplers provide new insights
distribution and abundance of a single dominant zooplankton species, Antarctic krill Euphausia superba. At ... South Georgia interannual variability in the krill-based marine ecosystem has historically been most ... population size structure of krill in the diet of Antarctic fur seals Arctocephalus gazella, particularly ... associated with periods of low krill biomass, has shown that the population dynamics of krill is a major ...
Meeting Document : WG-EMM-04/63 : Autor(es): K. Reid, E.J. Murphy, J.P. Croxall and P.N. Trathan (United Kingdom)
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On influence of acoustic survey methodology improvement on krill biomass estimation. (A comparison of results of acoustic surveys based on single-frequency and double-frequency algorithms)
krill surveys have taken place for the recent twenty years. It has been attempted to determine the ... influence of such improvements on krill biomass estimation. The letter seems to become useful in comparative ... analysis of krill biomass data from the results of different acoustic surveys. There have been presented ... the results of krill biomass comparative estimation by single-frequency and double-frequency ...
Meeting Document : WG-EMM-01/41 : Autor(es): S.M. Kasatkina and A.P. Malyshko (Russia)
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Conservation of Antarctic pack-ice seals with increasing krill fishing and environmental change
Abstract: The management of Antarctic krill and conservation of its predators requires ... . For Antarctic pack-ice seals, a main group of krill predators, we report the spatial density and krill ... consider long-term changes in suitable pack-ice habitat, increased fishing pressure and potential krill ... and in the entire area, over 3 million crabeater seals can consume over 12 million tonnes of krill ...
Meeting Document : WS-MPA-11/24 : Autor(es): J. Forcada, P.N. Trathan (UK), P.L. Boveng (USA), I.L. Boyd (UK), D.P. Costa (USA), M. Fedak (UK), T.L. Rogers and C.J. Southwell (Australia)
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Characteristics of krill aggregations in 48.4 subdivision during January–February 2000
Abstract: It has been showed that krill spatial distribution in 48.4 Subarea was characterized by ... have been revealed differences between spatial distribution patterns of krill aggregations of different ... characteristics of some 2400 krill swarms detected and sized acoustically in the study area have been described ... been made an analysis of krill biomass horizontal and vertical distributions in the study area in ...
Meeting Document : WG-EMM-01/42 : Autor(es): S.M. Kasatkina, A.P. Malyshko, V.N.Shnar and O.A. Berezhinskiy (Russia)