prof. RNDr. Jaroslav Vrba, CSc.

Position Job Position: Research Scientist
Department: Department of Aquatic Microbial Ecology (AME)
Workplace: Institute of Hydrobiology

Contact details Phone: +420 387772346
E-mail: jaroslav.vrba@prf.jcu.cz
Room: B39, BB346

Others CV:

Born 1958

Education

2007 Assoc. Prof. (habilitation) – University of South Bohemia, České Budějovice; Hydrobiology (Activities of extracellular hydrolases – their sources and ecological role in freshwaters)

1989 Ph.D. – Charles University, Prague; Hydrobiology (Influence of environmental conditions on the occurrence of nitrification in freshwaters)

1982 M.S. – Charles University, Prague; Biology and Ecology (A share of bacteria-sized seston in different freshwaters)

Appointments

2012–present           Professor – University of South Bohemia, České Budějovice
2007–2012                 Associate Professor – University of South Bohemia, České Budějovice
2002–2007                 Teacher Assistant – University of South Bohemia, České Budějovice
2006–present           Senior Scientist – Biology Centre AS CR, České Budějovice
1990–2005                  Research Scientist – Institute of Hydrobiology AS CR, České Budějovice
1988–1989                  Research Scientist – Institute of Landscape Ecology CAS, České Budějovice
1983–1987                  Ph.D. – Student Institute of Landscape Ecology CAS, České Budějovice

Teaching

Courses at USB České Budějovice: Basics of limnology, Special limnology, Hydrobiology, Ecological stoichiometry and energy flux, Biology of water organisms I, Basic limnological methods;

Masaryk University, Brno: Ecology of stagnant water;

supervisor (tutor) of several bachelor, master, and PhD theses of hydrobiology;

member of the Specialist Board of the PhD program in Ecology, Palacký University in Olomouc (since 2002);

member of the Specialist Board of the PhD program in Hydrobiology/Limnology, USB České Budějovice, (since 2007, chair 2009–2024);

member of the Specialist Board of the PhD program in Ecological and evolutionary biology, Masaryk University, Brno (since 2015);

member of the Specialist Boards of the PhD programs in Environmental sciences and in Ecology, Charles University, Prague (since 2017 / 2020);

Competence and Projects

- hydrobiology, limnology, lake acidification, ecological stoichiometry
- aquatic microbial ecology, continuous cultivation, bacteria in nitrogen cycle
- extracellular enzymes, organic matter decomposition, phosphorus recycling

principal investigator:

CSF (206/97/0072) Biodiversity of microbial loop, carbon flow and nutrient cycling in acidified lakes in the Šumava Mountains: pathways and controlling mechanisms (1997–1999);

GA CAS (A6017202) Detection, localisation and quantification of extracellular enzymatic activities on cellular and population level in natural lake seston (2002–2005);

CSF (206/07/1200) Constrains and limits of biological recovery from acid stress: What is the future of headwater ecosystems in the Bohemian Forest? (2007–2011);

CSF (15-04034S) Do long-term zooplankton data in the Slapy reservoir reflect land use and/or climate changes in the past 50 years? (2015–2017);

CSF (17-09310S) Fishponds as models for exploring plankton diversity and dynamics of hypertrophic shallow lakes (2017–2019);

co-PI:

CSF (P504/11/0783) Hunters or gardeners? Probing plant-microbe interactions in rootless carnivorous Utricularia from a transcriptomic perspective (2011–2014);

CSF (19-16554S) Who eats whom and when? Zooming-in on alternative energy transfer pathways in planktonic food webs of shallow lakes (2019–2021);

GA ČR (22-18597S) Nutrients from fish or nutrition for fish: Unravelling hidden pollution risk and nutrient retention in fishponds by fish nutritional bioenergetics (2022–2024).

Web of Science ResearcherID: M-3780-2013, total publications: 117 (107 WoS Core Collection), H-index: 33, citations: 3 230 (without self-citations: 2 837)

memberships:

Czech Limnological Society (1994–2018 executive committee, 2009–2012 president);

Czech Society for Ecology

Total found: 134 records
Blabolil P., Draštík V., Holubová M., Hůda J., Jůza T., Muška M., Vrba J. (2024) Ichtyofauna v tocích historicky zasažených acidifikací pod Černým, Čertovým, Plešným a Prášilským jezerem. [Ichthyofauna in the streams historically impacted by acidification below the Černé, Čertovo, Plešné and Prášilské lakes.] Silva Gabreta 30: 121-140.
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
Kajgrová L., Kolář V., Roy K., Adámek Z., Blabolil P., Kopp R., Mráz J., Musil M., Pechar L., Potužák J., Vrba J. (2024) A stoichiometric insight into the seasonal imbalance of phosphorus and nitrogen in central European fishponds. Environmental Sciences Europe 36: 139. DOI: 10.1186/s12302-024-00968-9
Macek M., Vrba J., Hejzlar J., Řeháková K., Jarošík J., Šorf M., Šimek K. (2024) Two-decade changes in the ciliate assemblage feeding pattern reflect the reservoir nutrient load. Diversity 16: 534. DOI: 10.3390/d16090534
Vrba J., Šorf M., Nedoma J., Benedová Z., Kröpfelová L., Šulcová J., Tesařová B., Musil M., Pechar L., Potužák J., Regenda J., Šimek K., Řeháková K. (2024) Top‑down and bottom‑up control of plankton structure and dynamics in hypertrophic fishponds. Hydrobiologia 851: 1095–1111. DOI: 10.1007/s10750-023-05312-5
Čtvrtlíková M., Kopáček J., Nedoma J., Znachor P., Hekera P., Vrba J. (2023) Aquatic quillworts, Isoëtes echinospora and I. lacustris under acidic stress—A review from a temperate refuge. Ecology and Evolution 13: e9878. DOI: 10.1002/ece3.9878
Petruželová J., Bojková J., Sychra J., de Donnová S., Vrba J., Polášková V., Seifert L., Šorfová V., Kopáček J. (2023) Accelerated recovery of lake macroinvertebrates in the third decade since the reversal of acidification. Science of the Total Environment 892: 164553. DOI: 10.1016/j.scitotenv.2023.164553
de Donnová S., Petruželová J., Kintrová K., Šorfová V., Polášková V., Straka M., Vrba J., Bojková J. (2022) Rapid macroinvertebrate colonisation in restored channelised streams contiguous with natural stream reaches. Hydrobiologia 849: 4135–4152. DOI: 10.1007/s10750-022-04928-3
Fott J., Nedbalová L., Brabec M., Kozáková R., Řeháková K., Hejzlar J., Šorf M., Vrba J. (2022) Light as a controlling factor of winter phytoplankton in a monomictic reservoir. Limnologica 95: 125995. DOI: 10.1016/j.limno.2022.125995
Kajgrová L., Blabolil P., Drozd B., Roy K., Regenda J., Šorf M., Vrba J. (2022) Negative effects of undesirable fish on common carp production and overall structure and functioning of fishpond ecosystems. Aquaculture 549: 737811. DOI: 10.1016/j.aquaculture.2021.737811
Petruželová J., Bojková J., Sychra J., Šorfová V., Polášková V., Vrba J. (2022) Complex effects of acidification, habitat properties and fish stock on littoral macroinvertebrate assemblages in montane standing waters. Journal of Limnology 81: 2053. DOI: 10.4081/jlimnol.2022.2053
Šimek K., Mukherjee I., Nedoma J., Pires de Paula C., Jezberová J., Sirová D., Vrba J. (2022) CARD-FISH and prey tracer techniques reveal the role of overlooked flagellate groups as major bacterivores in freshwater hypertrophic shallow lakes. Environmental Microbiology 24: 4256–4273. DOI: 10.1111/1462-2920.15846
Francová K., Šumberová K., Kučerová A., Šorf M., Grill S., Exler N., Vrba J. (2021) Drivers of plant species composition of ecotonal vegetation in two fishpond management types. Wetlands Ecology and Management 29: 93–110. DOI: 10.1007/s11273-020-09770-9
Kopáček J., Bače R., Čtvrtlíková M., Hruška J., Kaňa J., Oulehle F., Tahovská K., Vrba J. (2021) Vliv globálních změn na šumavská jezera. [Effects of global changes on the Bohemian Forest lakes.] Živa 6: 290-300.
Blabolil P., Bartoň D., Kaštovský J., Kolář V., Kreidlová V., Kučerová A., Vebrová L., Vrba J. (2020) Výchova mladých hydrobiologů na Jihočeské univerzitě v Českých Budějovicích. [Education of young hydrobiologists at the University of South Bohemia in České Budějovice]. Vodní hospodářství 12: 24-26.
Čtvrtlíková M., Kopáček J., Nedoma J., Znachor P., Vrba J. (2020) Only the adults survive – A long-term resistance of Isoëtes lacustris to acidity and aluminium toxicity stress in a Bohemian Forest lake Ecological Indicators 111: 106026. DOI: 10.1016/j.ecolind.2019.106026
Kust A., Řeháková K., Vrba J., Maicher V., Mareš J., Hrouzek P., Chiriac M., Benedová Z., Tesařová M., Saurav K. (2020) Insight into unprecedented diversity of cyanopeptides in eutrophic ponds using an MS/MS networking approach Toxins 12: 561. DOI: doi:10.3390/toxins12090561
Sirová D., Kreidlová V., Adamec L., Vrba J. (2020) The ability of Tetrahymena utriculariae (Ciliophora, Oligohymenophorea) to colonize traps of different species of aquatic carnivorous Utricularia. Journal of Eukaryotic Microbiology 67: 608–611. DOI: doi:10.1111/jeu.12812
Zemanová J., Šorf M., Hejzlar J., Šorfová V., Vrba J. (2020) Planktivorous fish positively select Daphnia bearing advanced embryos Marine and Freshwater Research 71: 505-511 . DOI: 10.1071/MF18466
Znachor P., Čtvrtlíková M., Vrba J. (2020) Lahvenka velká, nečekaný obyvatel Prášilského jezera. [Ophrydium versatile, an unexpected inhabitant of Prášilské Lake.] Vesmír 99: 176-179.

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