Search Results - "Jurajda, P"

Parasite infection reflects host genetic diversity among non-native populations of pumpkinseed sunfish in Europe by Ondračková, M., Bartáková, V., Kvach, Y., Bryjová, A., Trichkova, T., Ribeiro, F., Carassou, L., Martens, A., Masson, G., Zechmeister, T., Jurajda, P.

“…Species introductions often coincide with loss of genetic diversity and natural enemies. Anthropogenic translocation of the North-American pumpkinseed Lepomis…”
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A review of Gobiid expansion along the Danube-Rhine corridor – geopolitical change as a driver for invasion by Roche, K.F., Janač, M., Jurajda, P.

“…Five Gobiid fish species have recently increased their ranges along the Danube/Rhine river corridor. Studies to date, however, have tended to be local, site…”
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First data on uranium uptake in three nototheniid fishes from Antarctica (James Ross Island) by Roche, K., Kuta, J., Sedláček, I., Červenka, R., Tomanová, K., Jurajda, P.

“…Recent studies have confirmed historic atmospheric deposition of uranium in Antarctica, with a steep and significant increase in levels deposited since the…”
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Non-native Gobiid species in the lower River Rhine (Germany): recent range extensions and densities by Borcherding, J, Staas, S, Krüger, S, Ondračková, M, Šlapanský, L, Jurajda, P

“…The tubenose goby (Proterorhinus semilunaris, Heckel, 1937; all names of gobiid fishes in accordance with Neilson and Stepien, 2009) was first registered in…”
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Carcass feeding as a cryptic foraging mode in round goby Neogobius melanostomus by Polačik, M., Jurajda, P., Blažek, R., Janáč, M.

“…Round gobies Neogobius melanostomus were observed readily consuming soft tissue from carcasses of larger fishes under both laboratory and field conditions…”
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Assemblage characteristics and diet of fish in the shallow coastal waters of James Ross Island, Antarctica by Jurajda, P., Roche, K., Sedláček, I., Všetičková, L.

“…This study presents data on fish assemblage structure for the relatively pristine and understudied Antarctic coastal zone (5–25 m). A total of 545…”
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Winter activity of common bream (Abramis brama L.) in a European reservoir by Jurajda, P., Roche, K., Halačka, K., Mrkvová, M., Zukal, J.

“…As temperatures drop and fish metabolism slows, cyprinids are generally assumed to form dense, static shoals or migrate to suitable sites up tributaries to…”
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First report of metacercariae of Cyathocotyle prussica parasitising a fish host in the Czech Republic, Central Europe by Kvach, Y., Ondračková, M., Jurajda, P.

“…Examination of western tubenose goby ( ) from the River Dyje (Czech Republic, Danube basin) for metazoan parasites revealed the presence of metacercariae of…”
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Parasite communities and infection levels of the invasive Chinese sleeper Perccottus glenii (Actinopterygii: Odontobutidae) from the Naab river basin, Germany by Kvach, Y, Janáč, M, Nehring, S, Ondračková, M, Jurajda, P

“…The Chinese sleeper (Perccottus glenii), an invasive Asian fish, was first registered in Germany in 2009 (westernmost extent of its invasive range). We sampled…”
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DIEL DIFFERENCES IN 0+ FISH SAMPLES: EFFECT OF RIVER SIZE AND HABITAT by Janáč, M., Jurajda, P.

“…ABSTRACT Studies of diel patterns in 0+ fish assemblages in rivers are scarce and produce contradictory results. We compared day and night electrofishing…”
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Parasite fauna of native and non-native populations of Neogobius melanostomus (Pallas, 1814) (Gobiidae) in the longitudinal profile of the Danube River by Francová, K., Ondračková, M., Polačik, M., Jurajda, P.

“…Summary Parasite fauna of round goby Neogobius melanostomus (Pallas, 1814) in the Danube River was investigated in both its native range (two sites in the…”
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A newly established round goby (Neogobius melanostomus) population in the upper stretch of the river Elbe by Roche, K., Janáč, M., Šlapanský, L., Mikl, L., Kopeček, L., Jurajda, P.

“…The invasive round goby (Neogobius melanostomus, Pallas, 1814) has increased its European range dramatically over recent decades, with international shipping…”
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Use of multiple fish-removal methods during biomanipulation of a drinking water reservoir – Evaluation of the first four years by Jurajda, P., Adámek, Z., Janáč, M., Roche, K., Mikl, L., Rederer, L., Zapletal, T., Koza, V., Špaček, J.

“…•We report on biomanipulation in a stratified drinking water reservoir.•Larvae, egg and spawning fish removal was efficient at reducing bream, roach and perch…”
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Reservoir to river passage of age-0+ year fishes, indication of a dispersion pathway for a non-native species by Janáč, M., Jurajda, P., Kružíková, L., Roche, K., Prášek, V.

“…This study demonstrates passage of age‐0+ year individuals of pikeperch Sander lucioperca, common bream Abramis brama and non‐native tubenose goby…”
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Invasive gobies in the Danube: invasion success facilitated by availability and selection of superior food resources by Polačik, M, Janáč, M, Jurajda, P, Adámek, Z, Ondračková, M, Trichkova, T, Vassilev, M

“…We investigated somatic condition, growth rate, diet and food resources of the native (lower Danube) and non-native (upper Danube) populations of invasive…”
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Mortality induced by electrofishing and handling in five young-of-the-year cyprinids: effect of the fish size, species and anode size by Janáč, M., Jurajda, P.

“…Summary Immediate mortality induced by electrofishing and handling of young‐of the‐year (YOY) fish of five cyprinid species (bitterling Rhodeus amarus, chub…”
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Carp feeding activity and habitat utilisation in relation to supplementary feeding in a semi-intensive aquaculture pond by Jurajda, P., Adámek, Z., Roche, K., Mrkvová, M., Štarhová, D., Prášek, V., Zukal, J.

“…A combination of radio telemetry and electrofishing was used to assess seasonal feeding activity and habitat utilisation of common carp ( Cyprinus carpio ) in…”
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Non-native western tubenose gobies Proterorhinus semilunaris show distinct site, sex and age-related differences in diet by Všetičková, L., Janáč, M., Vašek, M., Roche, K., Jurajda, P.

“…The tubenose goby, Proterorhinus semilunaris, has expanded its range throughout Europe. Comprehensive studies to identify its impact on native riverine…”
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Parasite diversity and microsatellite variability in native and introduced populations of four Neogobius species (Gobiidae) by Ondračková, M, Šimková, A, Civáňová, K, Vyskočilová, M, Jurajda, P

“…Species introduced into new areas often show a reduction in parasite and genetic diversity associated to the limited number of founding individuals. In this…”
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Environmental quality and natural food performance at feeding sites in a carp (Cyprinus carpio) pond by Adámek, Z., Mrkvová, M., Zukal, J., Roche, K., Mikl, L., Šlapanský, L., Janáč, M., Jurajda, P.

“…Just like other domesticated animals, common carp ( Cyprinus carpio ) are able to learn where food can easily be obtained. As a result, carp in semi-intensive…”
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