Search Results - "Daniel Bartoň"

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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Testing the applicability of tagging the Great crested newt (Triturus cristatus) using passive integrated transponders by Weber, Lukáš, Šmejkal, Marek, Bartoň, Daniel, Rulík, Martin

“…Tracking individual animals with small-sized passive integrated transponder tags (PIT tags) has become a popular and widespread method, one which can be used…”
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Hydropeaking causes spatial shifts in a reproducing rheophilic fish by Bartoň, Daniel, Brabec, Marek, Sajdlová, Zuzana, Souza, Allan T., Duras, Jindřich, Kortan, David, Blabolil, Petr, Vejřík, Lukáš, Kubečka, Jan, Šmejkal, Marek

“…The hydropeaking regime below hydropower facilities represents a serious threat to riverine fauna and may cause declines in populations living under its…”
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Negative feedback concept in tagging: Ghost tags imperil the long-term monitoring of fishes by Šmejkal, Marek, Bartoň, Daniel, Děd, Vilém, Souza, Allan T, Blabolil, Petr, Vejřík, Lukáš, Sajdlová, Zuzana, Říha, Milan, Kubečka, Jan

“…Wildlife monitoring using passive telemetry has become a robust method for investigating animal migration. With increased use, this method progressively…”
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Sampling bias of invasive gibel carp and threatened crucian carp: Implications for conservation by Thomas, Kiran, Brabec, Marek, Tapkir, Sandip, Gottwald, Milan, Bartoň, Daniel, Šmejkal, Marek

“…Invasive alien species cause significant loss of biodiversity. The presence of invasive alien species is often left unnoticed until they become highly…”
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Nocturnal spawning as a way to avoid egg exposure to diurnal predators by Šmejkal, Marek, Souza, Allan T., Blabolil, Petr, Bartoň, Daniel, Sajdlová, Zuzana, Vejřík, Lukáš, Kubečka, Jan

“…Animals that do not provide parental care have to secure the survival of their offspring by ensuring a safe reproductive environment or smart timing tactics…”
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Use of a flow deflector to protect rheophilic fish spawning grounds during hydropeaking by Bartoň, Daniel, Sajdlová, Zuzana, Kolařík, Tomáš, Kubečka, Jan, Duras, Jindřich, Kortan, David, Šmejkal, Marek

“…Rheophilic fishes are one of the ecological groups of fishes declining most quickly in number due to various habitat modifications and discharge regulations…”
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Invasive gibel carp (Carassius gibelio) outperforms threatened native crucian carp (Carassius carassius) in growth rate and effectiveness of resource use: Field and experimental evidence by Tapkir, Sandip, Boukal, David, Kalous, Lukáš, Bartoň, Daniel, Souza, Allan T., Kolar, Vojtech, Soukalová, Kateřina, Duchet, Claire, Gottwald, Milan, Šmejkal, Marek

“…Invasive alien species pose a serious threat to biodiversity. They frequently compete with native species for resources, resulting in the decline or extinction…”
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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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Early life-history predator-prey reversal in two cyprinid fishes by Šmejkal, Marek, Baran, Roman, Blabolil, Petr, Vejřík, Lukáš, Prchalová, Marie, Bartoň, Daniel, Mrkvička, Tomáš, Kubečka, Jan

“…Predator-prey relationships are often perceived simply as a situation in which a predator enhances its own fitness while reducing the fitness of its prey…”
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The pros and cons of the invasive freshwater apex predator, European catfish Silurus glanis, and powerful angling technique for its population control by Vejřík, Lukáš, Vejříková, Ivana, Kočvara, Luboš, Blabolil, Petr, Peterka, Jiří, Sajdlová, Zuzana, Jůza, Tomáš, Šmejkal, Marek, Kolařík, Tomáš, Bartoň, Daniel, Kubečka, Jan, Čech, Martin

“…Catfish have spread across Europe and several countries out of this region within the last decades. Basic knowledge of this apex predator has revealed concerns…”
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Behaviour affects capture probability by active sampling gear in a cyprinid fish by Šmejkal, Marek, Bartoň, Daniel, Brabec, Marek, Sajdlová, Zuzana, Souza, Allan T., Moraes, Karlos R., Blabolil, Petr, Vejřík, Lukáš, Kubečka, Jan

“…Animal behaviour interacts with various relationships within biota, and its variation among individuals may cause bias in behavioural research because of its…”
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Effects of hydropeaking on the attached eggs of a rheophilic cyprinid species by Bartoň, Daniel, Bretón, Felipe, Blabolil, Petr, Souza, Allan T., Vejřík, Lukáš, Sajdlová, Zuzana, Kolařík, Tomáš, Kubečka, Jan, Šmejkal, Marek

“…Human‐induced changes in the hydrological regimes of lotic waters such as hydropeaking have significant negative impacts on riverine life. However, the impacts…”
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Sex-specific probability of PIT tag retention in a cyprinid fish by Šmejkal, Marek, Blabolil, Petr, Bartoň, Daniel, Duras, Jindřich, Vejřík, Lukáš, Sajdlová, Zuzana, Kočvara, Luboš, Kubečka, Jan

“…•2312 cyprinid fish (asp Leuciscus aspius) were tagged and tracked up to five years.•long-term retention rates of PIT-tags were assessed.•the female tag…”
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Can a Protected Area Help Improve Fish Populations under Heavy Recreation Fishing? by de Moraes, Karlos R., Souza, Allan T., Bartoň, Daniel, Blabolil, Petr, Muška, Milan, Prchalová, Marie, Randák, Tomáš, Říha, Milan, Vašek, Mojmír, Turek, Jan, Tušer, Michal, Žlábek, Vladimír, Kubečka, Jan

“…Freshwater protected areas are designated parts of the inland waters that restrict human activities. They were created as a mechanism to combat the decline of…”
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Isotopic niches reveal the impact of topmouth gudgeon and gibel carp on native crucian carp by Šmejkal, Marek, Thomas, Kiran, Šmejkalová, Zuzana, Stepanyshyna, Yevdokiia, Bartoň, Daniel, Tapkir, Sandip, Meador, Travis, Vašek, Mojmír

“…Invasive species pose a major threat to natural ecosystems and directly outcompete many native species, placing them at imminent threat of extinction. The…”
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Climbing up the ladder: male reproductive behaviour changes with age in a long-lived fish by Šmejkal, Marek, Bartoň, Daniel, Brabec, Marek, Sajdlová, Zuzana, Souza, Allan T., Moraes, Karlos R., Soukalová, Kateřina, Blabolil, Petr, Vejřík, Lukáš, Kubečka, Jan

“…High reproductive performance is the key attribute of male fitness, especially due to the high reproductive skew among the males of most animal species. Males…”
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Living on the edge: Reservoirs facilitate enhanced interactions among generalist and rheophilic fish species in tributaries by Šmejkal, Marek, Bartoň, Daniel, Duras, Jindřich, Horký, Pavel, Muška, Milan, Kubečka, Jan, Pfauserová, Nikola, Tesfaye, Million, Slavík, Ondřej

“…Most lotic ecosystems have been heavily modified in recent centuries to serve human needs, for example, by building dams to form reservoirs. However,…”
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Trophic Position of the Species and Site Trophic State Affect Diet Niche and Individual Specialization: From Apex Predator to Herbivore by Vejřík, Lukáš, Vejříková, Ivana, Blabolil, Petr, Sajdlová, Zuzana, Kočvara, Luboš, Kolařík, Tomáš, Bartoň, Daniel, Jůza, Tomáš, Šmejkal, Marek, Peterka, Jiří, Čech, Martin

“…Intra-species variability in isotopic niches, specifically isotopic total niche width (ITNW), isotopic individual niche width (IINW), and isotopic individual…”
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Diverse environmental cues drive the size of reproductive aggregation in a rheophilic fish by Šmejkal, Marek, Bartoň, Daniel, Blabolil, Petr, Kolařík, Tomáš, Kubečka, Jan, Sajdlová, Zuzana, Souza, Allan T, Brabec, Marek

“…Animal migrations are periodic and relatively predictable events, and their precise timing is essential to the reproductive success. Despite large scientific…”
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