Electrical properties of flash-evaporated carbon nanolayers on PTFE
Potential application of flash-deposited carbon layers depends crucially on their mechanical properties. For applications in electron microscopy the...
30/10/2009
15/09/2009
Utricularia carnivory revisited: plants supply photosynthetic carbon to traps
The rootless, aquatic Utricularia species belong to the largest and most cosmopolitan carnivorous plant genus. Populations of Utricularia plants are...
26/08/2009
Au-nanoparticles grafted on plasma treated PE
Polyethylene (PE) surface was treated with At plasma. Activated surface was grafted from methanol solution of 1,2-ethanedithiol. Then the sample was...
17/07/2009
Differences in feeding selectivity and efficiency between young-of-the-year European perch (Perca fluviatilis) and roach (Rutilus rutilus) – field observations and laboratory experiments on the importance of prey movement apparency vs. evasiveness
Feeding selectivity and efficiency of young-of-the-year European perch and roach were compared under field and laboratory conditions. In laboratory...
03/05/2009
Distribution of egg strands of perch (Perca fluviatilis L.) with respect to depth and spawning substrate
The distribution of egg strands of perch Perca fluviatilis was studied in relation to water depth and spawning substrate during late April and early...
08/04/2009
Hydroacoustic estimates of fish stocks in temperate reservoirs: day or night surveys?
Day and night acoustic surveys were used to compare fish stock estimates at eight European reservoirs and one flooded mining pit. During both...
09/03/2009
Characterization of carbon nanolayers flash evaporated on PET and PTFE
Carbon nanolayers were prepared by flash evaporation of carbon filaments onto polyethyleneterephthalate and polytetrafluoroethylene substrates. The...
03/03/2009
Long-term development of fish populations in the Rimov Reservoir
The inshore fish community of the Římov Reservoir in the Czech Republic was evaluated over 21 years using shore seining at night. The development...
03/12/2008
Dependence of beach seine net efficiency on net length and diel period
The aim of this study was to quantify the efficiency of different lengths of beach seine nets for each diel period in freshwater reservoirs. Only...
19/11/2008
The effect of depth, distance from dam and habitat on spatial distribution of fish in an artificial reservoir
Spatial distribution of the fish community in the deep canyon-shaped Římov Reservoir, Czech Republic, was studied using overnight gillnetting...
10/09/2008
Size selectivity of standardized multimesh gillnets in sampling coarse European species
We studied gillnet selectivity by using a direct method to compare fish-size distributions from gillnet catches (Nordic type, mesh size range 5–135...
10/09/2008
The true picture of a lake or reservoir fish stock: A review of needs and progress
The conference ‘Fish Stock Assessment Methods for Lakes and Reservoirs: Towards the True Picture of Fish Stock’ (FSAMLR) was held in September...
05/09/2008
Diel variation in gillnet catches and vertical distribution of pelagic fishes in a stratified European reservoir
he diel changes in gillnet catch rates and vertical distributions of pelagic fishes were determined in a deep, moderately eutrophic European...
28/08/2008
Effects of the construction of a reservoir on the fish assemblage in an inflow river
The construction of the Římov Reservoir on the Malše River in 1978 significantly influenced the fish assemblage within the river, above the...
03/08/2008
Microbial community development in the traps of aquatic Utricularia species
We examined trap fluid of three aquatic carnivorous species of Utricularia (Lentibulariaceae) to assess the role of microbial community within their...
08/07/2008
Distribution patterns of fishes in a canyon-shaped reservoir
In August 2004 and 2005, an extensive study of the fish community was carried out in the largest water supply reservoir in the Czech Republic and...
10/06/2008
The use of pelagic habitat by cyprinids in a deep riverine impoundment: Rimov Reservoir, Czech Republic
In the deep and slightly eutrophic dam part of the Rímov Reservoir (Czech Republic), the fish use of open water habitat was studied by means of...
18/04/2008
Diet of larvae and juvenile perch, Perca fluviatilis performing diel vertical migrations in a deep reservoir
Feeding behaviour of two functional groups of 0+ perch Perca fluviatilis (epilimnetic, staying all 24 hours in epilimnion; hypolimnetic, daily...
17/11/2007
Overestimation of percid fishes (Percidae) in gillnet sampling
Overestimation of the number of percid fishes taken by gillnets was studied in eight reservoirs in the Netherlands and the Czech Republic during...