Planktonic or non-planktonic food in young-of-the-year European perch Perca fluviatilis in ponds
Higher biomass especially of some aquatic macrophyte species offered a higher density of phytophilous zoobenthos, but did not increase the proportion...
12/06/2014
09/05/2014
Dinitrogen fixation associated with shoots of aquatic carnivorous plants: Is it ecologically important?
Background and Aims Rootless carnivorous plants of the genus Utricularia are important components of many standing waters worldwide, as well as...
12/02/2014
Towards a better understanding of small scale distribution of littoral age-0 fish in a deep-valley reservoir: day or night surveys?
The effect of diel period and littoral habitats on the distribution of age-0 fish was tested in a deep-valley reservoir using boat-modified point...
08/11/2013
Chaos and stability of age-0 fish assemblages in a temperate deep reservoir: unpredictable success and stable habitat use
Large year-to-year variability in different fish species recruitment has been confirmed by previous studies while diurnal patterns of occupation in...
04/11/2013
Occurrence of age-0 year dwarf pikeperch Sander lucioperca in late summer – an overlooked phenomenon in reservoirs
Late summer sampling of pelagic age-0 year fish communities in five Czech reservoirs and one Dutch reservoir revealed extremely small age-0 year...
27/08/2013
Associations of fish with various types of littoral habitats in reservoirs
Fish associations with different types of littoral habitats were studied in four canyon-shaped reservoirs in the Czech Republic in years 2010 and...
28/06/2013
Avoidance reactions of fish in the trawl mouth opening in a shallow and turbid lake at night
Fish avoidance behaviour in the trawl mouth at night was investigated in the extremely shallow and turbid Lake Neusiedl in Austria. To evaluate fish...
25/01/2013
Carbon coatings on polymers and their biocompatibility
In this paper we modified the surface properties of polymer foils (polyethyleneterephthalate (PET) and polytetrafluoroethylene (PTFE)) by flash...
20/01/2013
The utility of predatory fish in biomanipulation of deep reservoirs
Piscivorous fish may drive trophic cascades and maintain good water quality in lakes and reservoirs. Biomanipulation by stocking piscivores has been...
15/12/2012
To migrate, or not to migrate: partial diel horizontal migration of fish in a temperate freshwater reservoir
The diel horizontal migration (DHM) of fish between the inshore and offshore zones of the Římov Reservoir (Czech Republic, deep, stratified,...
10/12/2012
Extremely shallow spawning of perch (Perca fluviatilis L.): the roles of sheltered bays, dense semi-terrestrial vegetation and low visibility in deeper water
The roles of wind protected bays, presence of littoral vegetation and light attenuation in the water column on spawning site selection and depth of...
26/11/2012
A simple method to correct the results of acoustic surveys for fish hidden in the dead zone
In lentic freshwater systems, vertical acoustics may underestimate fish abundance in the acoustic dead zone where fish detection capability is...
21/11/2012
What do results of common sequential fractionation and single-step extractions tell us about P binding with Fe and Al compounds in non-calcareous sediments?
Correct identification of P forms together with their main Fe and Al binding partners in non-calcareous sediments is of crucial importance for...
16/11/2012
Eel attacks-A new tool for assessing European eel (Anguilla anguilla) abundance and distribution patterns with gillnet sampling
Because of its complex life cycle, cryptic behavior, body shape, ability to excrete mucus and excellent maneuvering, the European eel (Anguilla...
30/08/2012
Surface properties of carbon structures evaporated on polytetrafluoroethylene
Carbon layers were deposited by flash evaporation from carbon fiber on polytetrafluoroethylene (PTFE). The layer thickness, surface roughness, and...
01/08/2012
Light as a factor affecting the concentration of simple organics in the traps of aquatic carnivorous Utricularia species
Rootless aquatic carnivorous Utricularia plants exude significant amounts of photosynthates into the trap fluid, where they have been shown to...
01/08/2012
Characterization and Cytocompatibility of Carbon Films
Carbon layers on polyethyleneterephtalate (PET) backing were prepared by 3 different deposition methods as evaporation, sputtering and photo induced...
12/07/2012
Comparison of Gill Nets and Fixed-Frame Trawls for Sampling Threadfin Shad in Tropical Reservoirs
Threadfin shad Dorosoma petenense populations were sampled quarterly from 2010 to 2011 to determine appropriate sampling techniques for this species...
10/06/2012
Littoral age 0+ fish distribution in relation to multi-scale spatial heterogeneity of a deep-valley reservoir
Littoral age 0+ fish were studied with respect to spatio-temporal heterogeneity in the deep-valley Římov Reservoir (Czech Republic) from June to...
08/05/2012
The size selectivity of the main body of a sampling pelagic pair trawl in freshwater reservoirs during the night
The aim of this study was to test the selectivity of a trawl main body, especially for small fish, during night sampling. The tested trawl had a mesh...