RNDr. Vladislav Draštík, Ph.D.

Position Job Position: Research Assistant
Department: Department of Fish and Zooplankton Ecology (FZE)
Workplace: Institute of Hydrobiology

Contact details Phone: 387775874
E-mail: v.drastik@gmail.com
Room: 223

Others Description:

Main interests are:
Temporal and spatial fish distribution in reservoir and lakes.
Fish behaviour in respect of biotic and abiotic factors.
Fish and macrophyte assessment based on hydroacoustic methods.
Intercalibration and standardization of hydroacoustic methods.

CV: Date and place of birth November 10, 1978, Pardubice, Czech Republic Education • 2000 BSc. in Ecology at Faculty of Sciences, University of South Bohemia, bachelor thesis: Avoidance reaction of fish to surveying vessel • 2002 MSc. in Ecology at Faculty of Sciences, University of South Bohemia, master thesis: Fish avoidance of acoustic survey boat in shallow waters • 2008 PhD in Hydrobiology at Faculty of Sciences, University of South Bohemia, PhD thesis: Fish community in man‐impacted cascade reservoirs on the Vltava River Scientific and professional experience: Present job (full time): research assistant in the Department of Fish and Zooplankton Ecology of the Institute of Hydrobiology, Biology Centre of the Academy of Sciences of the Czech Republic, České Budějovice. 2013 - 2014 post-doc stay in INRA, Thonon les Bain, France, topic: Intercalibration of different hydroacoustic systems with respect to assessment of fish populations in deep lakes and reservoirs: towards a method for fish population monitoring within the WFD Professional experience: • Leader and member of many holistic campaigns focused on fish assessment in reservoirs and lakes in Czech Republic and world-wide including presentation of results and final reports (more than 30 reservoir and lakes in CZ and in Netherlands, Austria, Hungary, Poland, Germany, France, Thailand) • 2013 - 2014 post-doc stay in INRA, Thonon les Bain, France, topic: Intercalibration of different hydroacoustic systems with respect to assessment of fish populations in deep lakes and reservoirs: towards a method for fish population monitoring within the WFD • Member of FishEcU group (Fish Ecology Unit, www.fishecu.cz) at Institu of Hydrobiology, aim on hydroacoustic surveys of fish communities and reservoirs heavily impacted by man • Web of Science ResearcherID: G-2222-2014, Total publications: 59, h-index: 19, Sum of times cited: 878, Without self citations: 689

Total found: 115 records
Blabolil P., Draštík V., Hůda J., Muška M., Jůza T., Peterka J., Vrba J., Kopáček J. (2024) Brown trout natural colonisation as a sign of full lake recovery from acidification. Water Air and Soil Pollution 235: 723. DOI: 10.1007/s11270-024-07537-z
Čech M., Draštík V., Sajdlová Z., Vejřík L. (2024) ProtectFish - projekt na kormorána, který přináší naději rybám i rybářům. [ProtectFish - project on great cormorant which brings the hope to both fish and fishermen.] Rybářství 6: 40-42.
Jůza T., Blabolil P., Čech M., Draštík V., Holubová M., Kočvara L., Kubečka J., Malinovskyi O., Policar T., Rychtecký P., Říha M., Sajdlová Z., Tušer M., Vašek M. (2024) Assessing the efficacy of spring stocking of pikeperch (Sander lucioperca) into a eutrophic reservoir. Lake and Reservoir Management 40: 196-204. DOI: 10.1080/10402381.2024.2333298
Jůza T., Kajgrová L., Bláha M., Škrabánek J., Draštík V., Kočvara L., Blabolil P. (2024) Readability of fin clipping during the growing season: Case study on the pikeperch (Sander lucioperca). Aquaculture Research 2024: 9788279. DOI: 10.1155/2024/9788279
Tesfaye M., Jůza T., Šmejkal M., Hejzlar J., Čech M., Prchalová M., Muška M., Tušer M., Kočvara L., Sajdlová Z., Draštík V., Říha M., Vašek M., Blabolil P., Symonová R., Brabec M., Kubečka J., Souza A.T. (2024) The impact of climatic conditions and food availability on bimodality size structure and density of YOY pikeperch (Sander lucioperca). Hydrobiologia 851: 3665–3681. DOI: 10.1007/s10750-024-05527-0
Čech M., Draštík V. (2023) Ochrana ryb před kormorány – teorie a praxe. [Fish protection against cormorants - theory and practice.] Rybářství 2: 40-45.
Jůza T., Blabolil P., Čech M., Draštík V., Hejzlar J., Kočvara L., Muška M., Peterka J., Sajdlová Z., Tušer M., Vašek M., Kubečka J. (2023) Distribution patterns, annual density changes, growth and mortality of pikeperch [Sander lucioperca (L. 1758)] fry following oligotrophication of a reservoir. Ecology of Freshwater Fish 32: 724-734. DOI: 10.1111/eff.12718
Kajgrová L., Drozd B., Regenda J., Draštík V., Kočvara L., Kolařík T., Peterka J., Blabolil P. (2023) A comparative study of three fishery methods for sampling the invasive topmouth gudgeon (Pseudorasbora parva) in ponds. Journal of Fish Biology 102: 1121–1128. DOI: 10.1111/jfb.15361
Ribeiro de Moraes K., Souza A., Muška M., Hladík M., Čtvrtlíková M., Draštík V., Kučerová A., Krolová M., Sajdlová Z., Šmejkal M., Kubečka J. (2023) Artificial floating islands: a promising tool to support juvenile fish in lacustrine systems. Hydrobiologia 850: 1969–1984. DOI: 10.1007/s10750-023-05204-8
Říha M., Prchalová M., Brabec M., Draštík V., Muška M., Tušer M., Bartoň D., Blabolil P., Čech M., Frouzová J., Holubová M., Jůza T., Ribeiro de Moraes K., Rabaneda Bueno R., Sajdlová Z., Souza A., Šmejkal M., Vašek M., Vejřík L., Vejříková I., Peterka J., Kubečka J. (2023) Calibration of fish biomass estimates from gillnets: Step towards broader application of gillnet data. Ecological Indicators 153: 110425. DOI: 10.1016/j.ecolind.2023.110425
Sajdlová Z., Jůza T., Draštík V., Seďa J., Čech M. (2023) The effect of littoral complexity on the diel distribution of early juvenile fish communities in temperate freshwater reservoirs. Ecology of Freshwater Fish 32: 783–794. DOI: 10.1111/eff.12740
Tušer M., Brabec M., Balk H., Draštík V., Kubečka J., Frouzová J. (2023) Feasibility of time-dependent amplitude in pulse-compressed broadband acoustic signals for determining the dorsal orientation of fish. Water 15: 1596. DOI: 10.3390/w15081596
Vašek M., Brabec M., Blabolil P., Čech M., Draštík V., Jůza T., Kubečka J., Muška M., Peterka J., Prchalová M., Říha M., Hejzlar J. (2023) Fish scale stable isotopes as potential indicators of nutrient pollution: Exploring the response of roach (Rutilus rutilus) scale δ15N and δ13C to a gradient of land use disturbance. Science of the Total Environment 865: 161198. DOI: 10.1016/j.scitotenv.2022.161198
Blabolil P., Griffiths N.P., Hänfling B., Jůza T., Draštík V., Knežević Jarić J., Dos Santos R.A., Mrkvička T., Peterka J. (2022) The true picture of environmental DNA, a case study in harvested fishponds. Ecological Indicators 142: 109241. DOI: 10.1016/j.ecolind.2022.109241
Golpour Dehsari A., Šmejkal M., Čech M., Dos Santos R.A., Souza A., Jůza T., Martinez C., Bartoň D., Vašek M., Draštík V., Kolařík T., Kočvara L., Říha M., Peterka J., Blabolil P. (2022) Similarities and differences in fish community composition accessed by electrofishing, gill netting, seining, trawling, and water eDNA metabarcoding in temperate reservoirs. Frontiers in Ecology and Evolution 10: 913279. DOI: 10.3389/fevo.2022.913279
Jůza T., Blabolil P., Čech M., Draštík V., Frouzová J., Sajdlová Z., Holubová M., Kočvara L., Kolařík T., Ribeiro de Moraes K., Muška M., Souza A., Vašek M., Říha M., Tušer M., Šmejkal M., Peterka J., Prchalová M., Kubečka J. (2022) Fish stock mass reduction is indicated in standard abundance and biomass estimates from gillnets and hydroacoustics. Fisheries Research 253: 106389. DOI: 10.1016/j.fishres.2022.106389
Jůza T., Blabolil P., Čech M., Draštík V., Holubová M., Hůda J., Kočvara L., Kolařík T., Muška M., Peterka J., Prchalová M., Říha M., Sajdlová Z., Tušer M., Vašek M., Vejřík L., Kubečka J. (2022) Odlovy nežádoucích druhů ryb z přehradních nádrží – Možnosti, efektivnost a ekonomické zhodnocení. [Ellimination of unwanted fish species from dam reservoirs - Possibilities, efficiency and economic evaluation.] Vodní nádrže 2022 148-153.
Peterka J., Bartoň D., Blabolil P., Čech M., Draštík V., Holubová M., Jůza T., Kočvara L., Kolařík T., Kubečka J., Ribeiro de Moraes K., Prachař Z., Říha M., Sajdlová Z., Souza A. (2022) Biomanipulace na nádrži Jordán úspěšně otestována. Co bude dál? [Biomanipulation of the Jordán Reservoir successfully tested. What is going to follow?] Rybářství 4: 48-51.
Peterka J., Blabolil P., Čech M., Draštík V., Holubová M., Jůza T., Kolařík T., Říha M., Sajdlová Z., Vejřík L. (2022) Rybolov na důlních jezerech: spása či zkáza? (1) [Angling in postmining lakes: salvation or devastation? (1)] Rybářství 1: 44-47.
Peterka J., Blabolil P., Čech M., Draštík V., Holubová M., Jůza T., Kolařík T., Říha M., Sajdlová Z., Vejřík L. (2022) Rybolov na důlních jezerech: spása či zkáza? (2) [Angling in postmining lakes: salvation or devastation? (2)] Rybářství 2: 44-47.

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