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Article
Urška Ratajc, Auteur ; Martin Breskvar, Auteur ; Sašo Džeroski, Auteur ; Al Vrezec, AuteurDans Ibis (164(2) 2022)Montane temperate forests in central and southern Europe host diverse small mammal assemblages, but the fluctuations in these assemblages in correlation with owl predators are still poorly explored. The key questions of our study were how coexis[...]
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Al Vrezec, Auteur ; Matija Križnar, AuteurThe article presents a historical revision of data on the occurrence of the Cream-coloured Courser Cursorius cursor in Slovenia. A review of historical sources revealed that the species occurred in Slovenia at least three times after 1800, for t[...]
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Tina Petras, Auteur ; Al Vrezec, AuteurCapsule Long-term and non-standardized migratory bird ringing data can be used in models controlling variation in bird ringing methodology for reliable population trend estimations.Aims Bird ringing data usually cover long periods and might refl[...]
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Al Vrezec, Auteur ; Dare Fekonja, AuteurIn 2017, the Slovenian bird ringing scheme concluded 90 years of continuous ringing in the country. In 2017, we collected data on 176 bird species. We ringed 79,886 birds of 164 species, recorded 177 recoveries of birds ringed in Slovenia and fo[...]
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Al Vrezec, Auteur ; Pertti Saurola, Auteur ; Andris Avotins, Auteur ; Stiven Kocijančič, Auteur ; Seppo Sulkava, AuteurCapsule: Voles are the main prey of the Ural Owl Strix uralensis in Europe, with larger prey and higher prey diversity being positively associated with owl breeding performance.Aims: To assess the breeding diet and its influence on the breeding [...]
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Maja Derlink, Auteur ; Chris Wernham, Auteur ; Irena Bertoncelj, Auteur ; Andras Kovacs, Auteur ; Pertti Saurola, Auteur ; Guy Duke, Auteur ; Paola Movalli, Auteur ; Al Vrezec, AuteurCapsule: A questionnaire identified 1196 raptor monitoring species schemes within 236 monitoring programmes across 37 countries.Aims: To assess the level of monitoring of status/trends of raptors across Europe, to produce a web-based inventory o[...]
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Al Vrezec, Auteur ; Irena Bertoncelj, AuteurCapsule: Territory monitoring using playback of calls is a reliable approach for assessing population trends of Tawny Owls Strix aluco, particularly when human resources are limited or survey areas are difficult to access.Aims: To explore whethe[...]
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Tjaša Pršin, Auteur ; Darja Kušar, Auteur ; Tanja Obermajer, Auteur ; Al Vrezec, AuteurResults of the survey carried out in the territories of Tawny Owl Strix aluco in Ljubljana urban forests (Tivoli, Rožnik and Šišenski hrib Nature Park and Golovec Hill) were compared with the species territory density in non-urban forest of Mt. [...]
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Al Vrezec, Auteur ; Dare Fekonja, AuteurIn 2015, 170 bird species were recorded during bird ringing activities in Slovenia. We ringed 73,371 birds belonging to 162 species, there were 132 foreign recoveries of birds ringed in Slovenia, 120 recoveries of birds ringed abroad and found i[...]
Article
Al Vrezec, Auteur ; Dare Fekonja, AuteurIn 2015, 170 bird species were recorded during bird ringing activities in Slovenia. We ringed 73,371 birds belonging to 162 species, there were 132 foreign recoveries of birds ringed in Slovenia, 120 recoveries of birds ringed abroad and found i[...]
Article
Davorin Tome, Auteur ; Al Vrezec, Auteur ; Spela Ambrozic, Auteur ; Andrej Kapla, AuteurIn 2015, we used the same method as in the 1989-1996 period to count calling males of the Common Quail Coturnix coturnix in selected 1x1 km squares of Ljubljansko barje (central Slovenia). We counted 39 males, which is 87% less compared to the s[...]
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Davorin Tome, Auteur ; Al Vrezec, Auteur ; Spela Ambrozic, Auteur ; Andrej Kapla, AuteurIn 2015, we used the same method as in the 1989-1996 period to count calling males of the Common Quail Coturnix coturnix in selected 1x1 km squares of Ljubljansko barje (central Slovenia). We counted 39 males, which is 87% less compared to the s[...]
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Al Vrezec, Auteur ; Tomaž Mihelič, Auteur
Article
Al Vrezec, Auteur ; Dare Fekonja, Auteur ; Dare Sere, AuteurIn 2012, precisely 117,867 birds of 156 species were ringed in Slovenia with the Barn Swallow Hirundo rustica as the most numerous species. The commonest among local recoveries were Great Tits Parus major, while among recoveries from abroad Barn[...]
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Al Vrezec, Auteur ; Dare Fekonja, Auteur ; Katarina Denac, AuteurIn 2014, 162 bird species were recorded during the bird ringing activities in Slovenia. Of 155 species, 62,275 birds were ringed, and 107 recoveries of birds ringed in Slovenia and found abroad, 148 foreign recoveries in Slovenia and 1395 local [...]
Article
Tjaša Pršin, Auteur ; Darja Kušar, Auteur ; Tanja Obermajer, Auteur ; Al Vrezec, AuteurResults of the survey carried out in the territories of Tawny Owl Strix aluco in Ljubljana urban forests (Tivoli, Roznik and Sisenski hrib Nature Park and Golovec Hill) were compared with the species territory density in non-urban forest of Mt. [...]
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Al Vrezec, Auteur ; Dare Fekonja, Auteur ; Dare Sere, AuteurIn 2013, 73,529 birds of 161 species were ringed in Slovenia, with 114 finds from abroad, 73 finds of foreign-ringed birds and 1580 local finds. The most numerous ringed species were Blackcap Sylvia atricapilla and Barn Swallow Hirundo rustica, [...]
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Al Vrezec, AuteurBetween 1995 and 2015 the number of records of Short-eared Owl Asia flammeus in Slovenia increased drastically, especially after 2007, but the species occurred regularly every year since 2002. Before that, the Short-eared Owl was regarded as a v[...]
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Al Vrezec, Auteur ; Guy Duke, Auteur ; Andras Kovacs, Auteur ; Pertti Saurola, Auteur ; Chris Wernham, Auteur ; Ian Burfield, Auteur ; Paola Movalli, Auteur ; Irena Bertoncelj, AuteurDespite the key role of raptors (including birds of prey Falconiformes and owls Strigiformes) in ecosystems and their sensitivity to environmental change, a well coordinated, Europe-wide monitoring of raptors is lacking. EURAPMON, a Research Net[...]
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Roland Hausknecht, Auteur ; Susanne Jacobs, Auteur ; Jorg Mueller, Auteur ; Richard Zink, Auteur ; Hans Frey, Auteur ; Roar Solheim, Auteur ; Al Vrezec, Auteur ; Anton Krištín, Auteur ; Jozef Mihok, Auteur ; Ilze Kergalve, Auteur ; Pertti Saurola, Auteur ; Ralph Kuehn, AuteurThe distribution of the Ural Owl (Strix uralensis) in Europe shrank dramatically at the end of the nineteenth century, largely through direct persecution. No genetic information on this species is available that could provide a basis for ongoing[...]
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Al Vrezec, AuteurAmong 48 raptor species (birds of prey, owls, shrikes) recorded recently in Slovenia, some long-term monitoring activities are being conducted for more than half of them, mainly for conservation and research purposes. However, national coverage [...]
Article
Al Vrezec, Auteur ; Ksenja Kohek, AuteurThe Ural Owl Strix uralensis breeding phenology, use of nest-site types, clutch and brood size are presented for Slovenia. The data from 33 nests were analysed. The most common nest-site types are tree holes, semi-holes, and tree stumps, which a[...]
