Mgr. Luboš Kočvara

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

Contact details Phone: 387775831, 737839279
E-mail: lubos.kocvara@hbu.cas.cz
Room: 214NB

Others CV:

Date and place of birth:

2. 5. 1986, Turnov, Czech Republic

Education:

2012 MSc. at Faculty of Science, Department of Ecosystem Biology, University of South Bohemia. (Migration of perch (Perca fluviatilis) and bream (Abramis brama) in the Římov reservoir, supervisor: Prof. Jan Kubečka)

2012 BSc. at Faculty of Education, Department of Physical education and sport, University of South Bohemia. (History of rafting in the czech lands with a hint of its foundation in the world, supervisor: Mgr. Kristýna Gregrová)

2008 BSc. at Faculty of Science, Department of Ecosystem Biology, University of South Bohemia. (Aerophytic cyanobacteria from limestone quarry Malá Amerika, supervisor: RNDr. Tomáš Hauer, Ph.D.)

Professional experience:

since 2013 Institute of Hydrobiology, Biology Centre of the Czech Academy of Sciences, České Budějovice, Department of Fish and Zooplankton Ecology, (full-time)

2012-2103 Institute of Parasitology, Biology Centre of the Czech Academy of Sciences, České Budějovice, Laboratory of Helminthology

Participation in projects:

2023-2026 Sumava Fish Jewels (Interreg Bavorsko-Česko)

2021-2026 LIFE PREDATOR – “PREvent, Detect and combAT the spread Of Silurus glanis in south european lakes to protect biodiversity”

2018-2022 Biomanipulation as a tool for the improvement of water quality

2014-2017 Structuring effect of submerged macrophytes on trophic relationships and distribution of fish in deep lakes (MacFish) (Czech-Norwegian Research Programme)

2015-2016 Monitoring of cryptic species having indicative value using harmless sampling methods Czech Academy of Sciences; Strategy AV21 - Diversity of life and ecosystem health

2013-2015 Centre for Ecological Potential of Fish Communities in Reservoirs and Lakes (CEKOPOT). Ministry of Education, Youth and Sport of the Czech Republic administrate the support provided from EU funds

Total found: 47 records
Říha M., Rabaneda Bueno R., Prchalová M., Kajgrová L., Meador Travis B., Bláha M., Draštík V., Kočvara L., Kuklina I., Veselý L. (2026) Integrating high-resolution telemetry and stable isotope analysis to link behavior, diet, and growth in pond-reared carp. Aquacultural Engineering 112: 102641. DOI: 10.1016/j.aquaeng.2025.102641
Holubová M., Richta J., Čech M., Vejřík L., Kočvara L., Draštík V., Peterka J. (2025) Assessing the applicability of diver-based surveys for monitoring fish populations in lentic lakes. Fisheries Research 284: 107308. DOI: 10.1016/j.fishres.2025.107308
Říha M., Rabaneda Bueno R., Vejřík L., Jarić I., Prchalová M., Šmejkal M., Čech M., Draštík V., Blabolil P., Holubová M., Jůza T., Gjelland K.Ø., Sajdlová Z., Kočvara L., Tušer M., Peterka J. (2025) Hungry catfish—effect of prey availability on movement dynamics of a top predator. Freshwater Biology 70: e70017. DOI: 10.1111/fwb.70017
Říha M., Vejřík L., Rabaneda Bueno R., Jarić I., Prchalová M., Vejříková I., Šmejkal M., Blabolil P., Čech M., Draštík V., Holubová M., Jůza T., Gjelland K.Ø., Sajdlová Z., Kočvara L., Tušer M., Peterka J. (2025) Ecosystem, spatial and trophic dimensions of niche partitioning among freshwater fish predators. Movement Ecology 13: 36. DOI: 10.1186/s40462-025-00559-0
Symonová R., Jůza T., Tesfaye M., Brabec M., Bartoň D., Blabolil P., Draštík V., Kočvara L., Muška M., Prchalová M., Říha M., Šmejkal M., Souza A., Sajdlová Z., Tušer M., Vašek M., Skubic C., Kubečka J., Brabec J. (2025) Transition to piscivory seen through brain transcriptomics in a juvenile percid fish: Complex interplay of differential gene transcription, alternative splicing, and ncRNA activity. Journal of Experimental Zoology Part A: Ecological and Integrative Physiology 343: 257–277. DOI: 10.1002/jez.2886
Tesfaye M., Souza A.T., Šmejkal M., Jůza T., Sajdlová Z., Draštík V., Kočvara L., Symonová R., Meador Travis B., Vašek M., Kubečka J. (2025) Distinct intra-cohort resource utilization in young-of-the-year pikeperch (Sander lucioperca): Evidence from diet and isotopic analysis. Ecology and Evolution 15: e71973. DOI: 10.1002/ece3.71973
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
Jůza T., Muška M., Blabolil P., Kočvara L., Sajdlová Z., Dumpis J., Medne R. (2024) Spatial fish distribution in autumn in a shallow mesotrophic lake, assessed by hydroacoustic surveys, trawling, and beach seining. Journal of Fish Biology 104: 1525–1536. DOI: 10.1111/jfb.15691
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
Vejřík L., Vejříková I., Blabolil P., Bartoň D., Sajdlová Z., Kočvara L., Peterka J., Muška M., Duras J., Jůza T., Ribeiro F., Rivaes R., Ribeiro D., Castro B., Moncada M., Čech M. (2024) Long-lines for research monitoring and efficient population regulation of an invasive apex predator, European catfish (Silurus glanis). Heliyon 10: e34125. DOI: 10.1016/j.heliyon.2024.e34125
Vejřík L., Vejříková I., Sajdlová Z., Kočvara L., Kolařík T., Bartoň D., Jůza T., Blabolil P., Peterka J., Čech M., Vašek M. (2024) A non-lethal stable isotope analysis of valued freshwater predatory fish using blood and fin tissues as alternatives to muscle tissue. PLoS ONE 19: e0297070. DOI: 10.1371/journal.pone.0297070
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
Vejřík L., Vejříková I., Blabolil P., Sajdlová Z., Kočvara L., Kolařík T., Bartoň D., Jůza T., Šmejkal M., Peterka J., Čech M. (2023) Trophic position of the species and site trophic state affect diet niche and individual specialization: From apex predator to herbivore. Biology 12: 1113. DOI: 10.3390/biology12081113
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.
Kubečka J., Jůza T., Kočvara L. (2022) Tralová sestava. Užitný vzor. Úřad průmyslového vlastnictví ČR 36400.
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.

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