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Auteur Jon J. Smallie |
Documents disponibles écrits par cet auteur (4)
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Article
Andrew R. Jenkins, Auteur ; Jon J. Smallie, Auteur ; Megan Diamond, AuteurMany large terrestrial and wetland birds and some smaller, fast-flying species are prone to colliding with overhead wires associated with power infrastructure. A high proportion of these are threatened species and for some, collision with power [...]![]()
Article
Andrew R. Jenkins, Auteur ; Jessica M. Shaw, Auteur ; Jon J. Smallie, Auteur ; Bradley Gibbons, Auteur ; Ronelle Visagie, Auteur ; Peter G. Ryan, AuteurLudwig's Bustard Neotis ludwigii, endemic to Africa's south-west arid zone, is susceptible to collisions with overhead power lines. Limited data from the south-eastern part of its range suggest that this factor may threaten its survival. We esti[...]![]()
Article
Jessica M. Shaw, Auteur ; Andrew R. Jenkins, Auteur ; Jon J. Smallie, Auteur ; Peter G. Ryan, AuteurThe Overberg wheatbelt population of Blue Cranes Anthropoides paradiseus in the Western Cape of South Africa is approximately half the global population of this vulnerable species. Blue Cranes are highly susceptible to collisions with overhead p[...]![]()
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Jessica M. Shaw, Auteur ; Andrew R. Jenkins, Auteur ; Peter G. Ryan, Auteur ; Jon J. Smallie, AuteurDans Ostrich (81(2) 2010)Avian mortality on power lines in South Africa is currently recorded on the Central Incident Register (CIR), which is a collation of incidentally reported cases. The true scale of the problem is unknown, so we report here on a survey of represen[...]



