Search Results - "Tomáš Jůza"

Calibration of fish biomass estimates from gillnets: Step towards broader application of gillnet data by Říha, Milan, Prchalová, Marie, Brabec, Marek, Draštík, Vladislav, Muška, Milan, Tušer, Michal, Bartoň, Daniel, Blabolil, Petr, Čech, Martin, Frouzová, Jaroslava, Holubová, Michaela, Jůza, Tomáš, R. Moraes, Karlos, Rabaneda-Bueno, Ruben, Sajdlová, Zuzana, Souza, Allan T., Šmejkal, Marek, Vašek, Mojmír, Vejřík, Lukáš, Vejříková, Ivana, Peterka, Jiří, Kubečka, Jan

“…•The aim of this study was to calibrate gillnet catches using Fish Biomass per Area obtained by active methods.•We found a strong positive linear relationship…”
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Long-term monitoring of fish in a freshwater reservoir: Different ways of weighting complex spatial samples by Tesfaye, Gashaw C., Souza, Allan T., Bartoň, Daniel, Blabolil, Petr, Čech, Martin, Draštík, Vladislav, Frouzová, Jaroslava, Holubová, Michaela, Kočvara, Luboš, Kolařík, Tomáš, Martinez, Carlos, Moraes, Karlos R., Muška, Milan, Prchalová, Marie, Říha, Milan, Sajdlová, Zuzana, Soukalová, Kateřina, Šmejkal, Marek, Tušer, Michal, Vašek, Mojmír, Vejřík, Lukáš, Vejříková, Ivana, Peterka, Jiří, Jůza, Tomáš, Kubečka, Jan

“…Anthropogenic activities continue to pose the greatest challenges to freshwater ecosystems. Therefore, long-term monitoring is essential for the management and…”
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Openness of Fish Habitat Matters: Lake Pelagic Fish Community Starts Very Close to the Shore by Moraes, Karlos, Souza, Allan T., Vašek, Mojmír, Bartoň, Daniel, Blabolil, Petr, Čech, Martin, Santos, Romulo A. dos, Draštík, Vladislav, Holubová, Michaela, Jůza, Tomáš, Kočvara, Luboš, Kolářová, Kateřina, Matěna, Josef, Peterka, Jiří, Říha, Milan, Sajdlová, Zuzana, Šmejkal, Marek, Tsering, Lobsang, Kubečka, Jan

“…Fish communities differ significantly between the littoral and the pelagic habitats. This paper attempts to define the shift in communities between the two…”
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A simple fish-based approach to assess the ecological quality of freshwater reservoirs in Central Europe by Blabolil, Petr, Říha, Milan, Ricard, Daniel, Peterka, Jiří, Prchalová, Marie, Vašek, Mojmír, Čech, Martin, Frouzová, Jaroslava, Jůza, Tomáš, Muška, Milan, Tušer, Michal, Draštík, Vladislav, Sajdlová, Zuzana, Šmejkal, Marek, Vejřík, Lukáš, Matěna, Josef, Boukal, David S., Ritterbusch, David, Kubečka, Jan

“…The assessment of ecological quality in freshwater ecosystems is a key issue in many countries, but conditions for the development of assessment methodologies…”
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Contrasting structural complexity differentiate hunting strategy in an ambush apex predator by Říha, Milan, Gjelland, Karl Ø., Děd, Vilém, Eloranta, Antti P., Rabaneda-Bueno, Ruben, Baktoft, Henrik, Vejřík, Lukáš, Vejříková, Ivana, Draštík, Vladislav, Šmejkal, Marek, Holubová, Michaela, Jůza, Tomas, Rosten, Carolyn, Sajdlová, Zuzana, Økland, Finn, Peterka, Jiří

“…Structural complexity is known to influence prey behaviour, mortality and population structure, but the effects on predators have received less attention. We…”
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Pelagic underyearling communities in a canyon-shaped reservoir in late summer by JŮZA, Tomáš, VAŠEK, Mojmír, KUBEČKA, Jan, SEĎA, Jaromír, MATĚNA, Josef, PRCHALOVÁ, Marie, PETERKA, Jiří, ŘÍHA, Milan, JAROLÍM, Oldřich, TUŠER, Michal, KRATOCHVÍL, Michal, ČECH, Martin, DRAŠTÍK, Vladislav, FROUZOVÁ, Jaroslava, HOHAUSOVÁ, Eva, ŽALOUDÍK, Jiří

“…The community of pelagic fish fry present during late summer was studied in the canyon-shaped and eutrophic Římov Reservoir, Czech Republic, using nighttime…”
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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 by Vašek, Mojmír, Brabec, Marek, Blabolil, Petr, Čech, Martin, Draštík, Vladislav, Jůza, Tomáš, Kubečka, Jan, Muška, Milan, Peterka, Jiří, Prchalová, Marie, Říha, Milan, Hejzlar, Josef

“…To examine the suitability of fish scales as potential tracers of nutrient pollution, we analysed the nitrogen and carbon stable isotope values (δ15N and δ13C)…”
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A non-lethal stable isotope analysis of valued freshwater predatory fish using blood and fin tissues as alternatives to muscle tissue by Vejřík, Lukáš, Vejříková, Ivana, Sajdlová, Zuzana, Kočvara, Luboš, Kolařík, Tomáš, Bartoň, Daniel, Jůza, Tomáš, Blabolil, Petr, Peterka, Jiří, Čech, Martin, Vašek, Mojmír

“…Stable isotope analysis (SIA) is widely used to study trophic ecology and food webs in aquatic ecosystems. In the case of fish, muscle tissue is generally…”
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A non-lethal stable isotope analysis of valued freshwater predatory fish using blood and fin tissues as alternatives to muscle tissue by Lukáš Vejřík, Ivana Vejříková, Zuzana Sajdlová, Luboš Kočvara, Tomáš Kolařík, Daniel Bartoň, Tomáš Jůza, Petr Blabolil, Jiří Peterka, Martin Čech, Mojmír Vašek

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Fish scale stable isotopes as potential indicators of nutrient pollution: Exploring the response of roach (Rutilus rutilus) scale δ 15 N and δ 13 C to a gradient of land use disturbance by Vašek, Mojmír, Brabec, Marek, Blabolil, Petr, Čech, Martin, Draštík, Vladislav, Jůza, Tomáš, Kubečka, Jan, Muška, Milan, Peterka, Jiří, Prchalová, Marie, Říha, Milan, Hejzlar, Josef

“…To examine the suitability of fish scales as potential tracers of nutrient pollution, we analysed the nitrogen and carbon stable isotope values (δ N and δ C)…”
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Influence of habitat on abundance, size and growth rate of pikeperch (Sander lucioperca) 0+ juveniles in a canyon‐shaped reservoir by Blabolil, Petr, Peterka, Jiří, Čech, Martin, Jůza, Tomáš

“…Abundance, size (standard length, LS) and growth rate of early pikeperch (Sander lucioperca) 0+ juveniles were monitored in the epipelagic and bathypelagic…”
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Case report: Diagnosis under the microscope - disseminated echninococcosis, the multilocular form with protoscoleces by Jůza, Tomáš, Jůzová, Alena, Gajdošová, Tatiana

“…Echinococcosis (hydatidosis) is a rare severe tissue parasitosis. In the Czech Republic it is caused by two species of tapeworm: Echinococcus granulosus or…”
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Brown Trout Natural Colonisation as a Sign of Full Lake Recovery from Acidification by Blabolil, Petr, Draštík, Vladislav, Hůda, Jan, Muška, Milan, Jůza, Tomáš, Peterka, Jiří, Vrba, Jaroslav, Kopáček, Jiří

“…A recent spontaneous return of a native brown trout population in Lake Laka and its tributaries followed the gradual recovery of the Bohemian Forest (Czechia)…”
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Spatial fish distribution in autumn in a shallow mesotrophic lake, assessed by hydroacoustic surveys, trawling, and beach seining by Jůza, Tomáš, Muška, Milan, Blabolil, Petr, Kočvara, Luboš, Sajdlová, Zuzana, Dumpis, Janis, Medne, Ruta

“…Day and nighttime autumn fish abundance and biomass were studied in the pelagic and littoral zones of Lake Sauka in Latvia. Both pelagic methods…”
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Environmental DNA metabarcoding uncovers environmental correlates of fish communities in spatially heterogeneous freshwater habitats by Blabolil, Petr, Harper, Lynsey R., Říčanová, Štěpánka, Sellers, Graham, Di Muri, Cristina, Jůza, Tomáš, Vašek, Mojmír, Sajdlová, Zuzana, Rychtecký, Pavel, Znachor, Petr, Hejzlar, Josef, Peterka, Jiří, Hänfling, Bernd

“…[Display omitted] •Non-invasive environmental DNA (eDNA) metabarcoding can be used to describe fish communities.•Temperature, water age and trophic status…”
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Quantification of Chaoborus and small fish by mobile upward-looking echosounding: Uplooking echosounding for Chaoborus and small fish by Baran, Roman, Tušer, Michal, Balk, Helge, Blabolil, Petr, Čech, Martin, Draštík, Vladislav, Frouzova, Jaroslava, Jůza, Tomáš, Kubecka, Jan

“…Chaoborus larvae inhabit frequently the water column of lakes, when they can be mistaken for small fish. Because larvae ascend up to the blind zone of…”
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High Mobility and Flexibility in the Habitat Use of Early Juvenile Pikeperch (Sander lucioperca) Based on a Mark-Recapture Experiment by Blabolil, Petr, Jůza, Tomáš, Čech, Martin, Peterka, Jiří

“…Disentangling the role of factors responsible for juvenile fish dispersal is essential to understand the ecology of individual species, setting the…”
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Possibilities of Using Multi-b-value Diffusion Magnetic Resonance Imaging for Classification of Brain Lesions by Kopřivová, Tereza, Keřkovský, Miloš, Jůza, Tomáš, Vybíhal, Václav, Rohan, Tomáš, Kozubek, Michal, Dostál, Marek

“…In contrast to conventional diffusion magnetic resonance imaging (MRI), multi-b-value diffusion MRI methods are able to separate the signal from free water,…”
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Readability of Fin Clipping during the Growing Season: Case Study on the Pikeperch by Jůza, Tomáš, Kajgrová, Lenka, Bláha, Ma, Škrabánek, Jan, Draštík, Vladislav, Kočvara, Luboš, Blabolil, Petr

“…Fin clipping is a common method of fish marking to distinguish between particular cohorts, yet a comparison of specific marks/clips has yet to be thoroughly…”
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The effect of littoral complexity on the diel distribution of early juvenile fish communities in temperate freshwater reservoirs by Sajdlová, Zuzana, Jůza, Tomáš, Draštík, Vladislav, Seďa, Jaromír, Čech, Martin

“…The diel distribution of early juvenile fish communities from two temperate freshwater reservoirs that differed in cover of submerged aquatic vegetation was…”
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