doc. Ing. Josef Hejzlar, CSc.

Job Position: Senior scientist - Department of Hydrochemistry and Ecosystem Modelling (HEM)

Contact details

Phone: 420387775876
E-mail: hejzlar@hbu.cas.cz
Room: 323NB

Description

Limnology of lakes and reservoirs, mainly cycles of nutrients (carbon, nitrogen, phosphorus, sulphur etc.), eutrophication, material transport from the catchment in surface waters and mathematical modelling of hydrodynamics and water quality in water bodies

Curriculum vitae

Born: 1956 in Liberec, the Czech Republic
 
Education:
Master of Sciences, 1980, Institute of Chemical Technology in Prague. Emphasis on water technology and water analysis.
Doctor of Philosophy (PhD), 1985, Institute of Chemical Technology in Prague. Emphasis on water and environmental chemistry. Dissertation title: "Analysis of the high molecular weight dissolved organic substances produced by microorganisms of the activated sludge."
Habilitation, 2003, University of South Bohemia in České Budějovice. Thesis title: "Phosphorus cycling in the reservoir ecosystem"
 
Professional experience:
Institute of Landscape Ecology CAS, since April 1, 1990, Hydrobiological Institute CAS
1985-1992, research scientist, member of hydrochemical laboratory
Since 1993, senior scientist, member of hydrochemical laboratory
1998- 2015, head of the Department of Hydrochemistry and Ecosystem Modelling
Since 1995, Faculty of Science, University of South Bohemia in České Budějovice, a part-time contract as assistant or associated professor
 
Projects:
Principal investigator or co-investigator of 12 national projects (GACR, GAAVCR, MSMT-COST, MZe-NAZV) and participation in 2 EU projects focused on modeling the global and local impacts in aquatic and terrestrial ecosystems (EUROHARP, REFRESH)

Teaching

Description:

Tématika výuky zahrnuje limnologické a hydrochemické aspekty ekologie jezer a umělých nádrží, např. koloběhy živin (C, N, P, S), organické hmoty (primární produkce, humusové látky) a dalších prvků (Si, Fe, Mn, Al) v ekosystému "povodí - nádrž/jezero" a vododohospodářské řízení množství a kvality vody v nádržích.
 



Publications
Total found: 197 records
Kopáček J., Fluksová H., Hejzlar J., Kaňa J., Porcal P., Turek J. (2017) Changes in surface water chemistry caused by natural forest dieback in an unmanaged mountain catchment. Science of the Total Environment 584–585 : 971–981 .
DOI: 10.1016/j.scitotenv.2017.01.148
Kopáček J., Kaňa J., Bičárová S., Fernandez I., Hejzlar J., Kahounová M., Norton S., Stuchlík E. (2017) Climate change increasing calcium and magnesium leaching from granitic alpine catchments. Environmental Science & Technology 51 : 159–166.
DOI: 10.1021/acs.est.6b03575
Weyhenmeyer G., MacKay M., Stockwell J., Thiery W., Grossart H., Augusto-Silva P., Baulch H., De Eyto E., Hejzlar J., Kangur K., Kirillin G., Pierson D., Rusak J., Sadro S., Woolway R. (2017) Citizen science shows systematic changes in the temperature difference between air and inland waters with global warming Scientific Reports 7 : 43890.
DOI: 10.1038/srep43890
Appleyard S., Brookes J., Clasen T., Davison A., de Roda H., Deere D., Drewes J., Fastner J., Fergusson C., Hejzlar J., Hipsey M., Kirch P., Mälzer H.J. , Merkel B., Novotny V., Pond K., Rinehold A., Ringelband U., Rivett M., Schijven J., Stevens M., Straškrábová V., Sturm S., Teaf C., Varadi L., von S., Zabel T. (2016) Protecting Surface Water for Health. Identifying, Assessing and Managing Drinking-Water Quality Risks in Surface-Water Catchments World Health Organization, Geneva, ISBN 978-92-4-151055-4: 178 p. http://apps.who.int/iris/bitstream/10665/246196/1/9789241510554-eng.pdf.
Coppens J., Hejzlar J., Šorf M., Jeppesen E. , Erdogan S. , Scharfenberger U., Mahdy A., Noges P., Tuvikene A., Baho D. L., Trigal C., Papastergiadou E. , Stefanidis K., Olsen S., Beklioglu M. (2016) The influence of nutrient loading, climate and water depth on nitrogen and phosphorus loss in shallow lakes: a pan-European mesocosm experiment. Hydrobiologia 778 : 13–32.
DOI: 10.1007/s10750-015-2505-9
Čtvrtlíková M., Hejzlar J., Vrba J., Kopáček J., Nedoma J., Hekera P., Wade A., Roy S. (2016) Lake water acidification and temperature have a lagged effect on thepopulation dynamics of Isoëtes echinospora via offspring recruitment. Ecological Indicators 70 : 420–430.
DOI: 10.1016/j.ecolind.2016.06.042
Hejzlar J. (2016) Trendy bilance a látkových toků fosforu v ČR [Trends in the balance and material flows of phosphorus in the Czech Republic]. In: Sborník konference TVIP 2016 – Týden vědy a inovací pro praxi a životní prostředí, Hustopeče, March 15–18, 2016. CEMC, České ekologické manažerské centrum, Praha, ISBN 978–80–85990–28–7: 303/1–9.
Hejzlar J., Jarošík J., Nedoma J., Seďa J., Znachor P. (2016) Vliv přísunu živin, hydrometeorologických podmínek a provozních manipulací na fytoplankton ve vodárenské nádrži Římov na Malši In: Říhová Ambrožová, J., Petráková Kánská, K. (eds.) Sborník konference Vodárenská biologie 2016, Praha, February 3–4, 2016. Vodní zdroje Ekomonitor spol. s r. o., Chrudim, ISBN 978–80–86832–90–6: 71–76.
Hejzlar J., Vystavna Y., Kopáček J. (2016) Trends in the balance and material flows of phosphorus in the Czech Republic . Waste Forum 4 : 225-233.
Hejzlar J., Znachor P., Sobotíková Z., Rohlík V. (2016) Vysoká eutrofizační účinnost fosforu z odpadních vod v nádrži Lipno [High eutrophication efficiency of phosphorus from wastewater in the Lipno reservoir Vodní hospodářství 66 (6) : 9–13 .
Kopáček J., Hejzlar J., Kaňa J., Porcal P., Turek J. (2016) The sensitivity of water chemistry to climate in a forested, nitrogen-saturated catchment recovering from acidification. Ecological Indicators 63 : 196–208.
DOI: 10.1016/j.ecolind.2015.12.014
Kopáček J., Hejzlar J., Krám P., Oulehle F., Posch M. (2016) Effect of industrial dust on precipitation chemistry in the Czech Republic (Central Europe) from 1850–2013. Water Research 103 : 30–37.
DOI: 10.1016/j.watres.2016.07.017
Znachor P., Hejzlar J., Vrba J., Nedoma J., Seďa J., Šimek K., Komárková J., Kopáček J., Šorf M., Kubečka J., Matěna J., Říha M., Peterka J., Čech M., Vašek M. (2016) Brief history of long-term ecological research into aquatic ecosystems and their catchments in the Czech Republic. Part I: Manmade reservoirs. Biology Centre CAS, v. v. i., Institute of Hydrobiology, České Budějovice, ISBN 978–80–86668–38–3: 80 p.
Baho D. L., Tavsanoglu U. N., Šorf M., Stefanidis K., Drakare S., Scharfenberger U., Agasild H., Beklioglu M., Hejzlar J., Adrian R., Papastergiadou E. , Zingel P., Sondergaard M., Jeppesen E., Angeler D. G. (2015) Macroecological patterns of resilience inferred from a multinational, synchronized experiment. Sustainability 7 : 1142–1160.
DOI: 10.3390/su7021142
Hejzlar J., Borovec J., Zahrádka V., Rosendorf P. (2015) Vliv klecového chovu ryb na jakost vody v nádrži Nechranice [Influence of cage fish farming on water quality in the eutrophic Nechranice Reservoir]. In: Říhová Ambrožová, J., Petráková Kánská, K. (eds.) Sborník konference Vodárenská biologie 2015, Praha, February 4–5, 2015. Vodní zdroje Ekomonitor spol. s r.o., Chrudim, ISBN 978–80–86832–83–8: pp. 61–68.
Hejzlar J., Znachor P., Sobolíková Z., Rohlík V. (2015) Vysoká eutrofizační účinnost fosforu původem z odpadních vod v nádrži Lipno [High eutrophication efficiency of phosphorus originating from wastewaters in the Lipno Reservoir]. In: Kosour, D. et al. (ed.), Sborník konference Vodní nádrže 2015, Brno, October 6–7, 2015. Povodí Moravy, Brno, ISBN 978–80–260–8726–7: pp. 81–87.
Jan J., Borovec J., Kopáček J., Hejzlar J. (2015) Assessment of phosphorus associated with Fe and Al (hydr)oxides in sediments and soils. Journal of Soils and Sediments 15 : 1620–1629.
DOI: 10.1007%2Fs11368-015-1119-1
Kopáček J., Bičárová S., Hejzlar J., Hynštová M. M., Kaňa J., Mitošinková M., Porcal P., Stuchlík E., Turek J. (2015) Catchment biogeochemistry modifies long-term effects of acidic deposition on chemistry of mountain lakes. Biogeochemistry 125 : 315–335 .
DOI: 10.​1007/​s10533-015-0127-y
Kopáček J., Hejzlar J., Kaňa J., Norton S., Stuchlík E. (2015) Effects of acidic deposition on in –lake phosphorus availability: A lesson from lakes recovering from acidification. Environmental Science & Technology 49 : 2895–2903 .
DOI: 10.1021/es5058743
Krása J., Dostál T., Rosendorf P., Borovec J., Hejzlar J. (2015) Modelling of sediment and phosphorus loads in reservoirs in the Czech Republic. In: Fullen, M.A., Famodimu, J., Karyotis, T., Noulas, C., Panagopoulos, A., Rubio, J.L., Gabriels, D. (eds.) Innovative Strategies and Policies for Soil Conservation. Reiskirchen, Catena Verlag, ISBN 978–3–923381–62–3: pp. 21–34.

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CONTACT

Biology Centre CAS
Institute of Hydrobiology
Na Sádkách 702/7
370 05 České Budějovice

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