Browsing NINA Brage by Author "Kočvara, Luboš"
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European catfsh (Silurus glanis) as a freshwater apex predator drives ecosystem via its diet adaptability
Vejřík, Lukáš; Vejříková, Ivana; Blabolil, Petr; Eloranta, Antti; Kočvara, Luboš; Peterka, Jiří; Sajdlová, Zuzana; The Chung, Son Hoang; Šmejkal, Marek; Kiljunen, Mikko; Cech, Martin (Journal article; Peer reviewed, 2017)Apex predators play a key role in ecosystem stability across environments but their numbers in general are decreasing. By contrast, European catfish (Silurus glanis), the European freshwater apex predator, is on the increase. ... -
Seasonal habitat use of three predatory fishes in a freshwater ecosystem
Říha, Milan; Rabaneda-Bueno, Ruben; Jarić, Ivan; Souza, Allan T.; Vejřík, Lukáš; Draštík, Vladislav; Blabolil, Petr; Holubová, Michaela; Jůza, Tomas; Gjelland, Karl Øystein; Rychtecký, Pavel; Sajdlová, Zuzana; Kočvara, Luboš; Tušer, Michal; Prchalová, Marie; Seďa, Jaromír; Peterka, Jiří (Peer reviewed; Journal article, 2022)To understand the spatiotemporal overlap in the habitat use of sympatric predators, we studied longitudinal activity and reservoir section and depth use of pike (Esox lucius), pikeperch (Sander lucioerca) and catfsh (Silurus ...