Bob Robertson
5 Papers
43 Citations
Bob Robertson is an academic researcher. The author has contributed to research in topics: Kestrel & Nest box. The author has an hindex of 5, co-authored 5 publications.
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Papers
Why are American Kestrel (Falco sparverius) Populations Declining in North America? Evidence from Nest-Box Programs
John A. Smallwood,Mark F. Causey,David H. Mossop,James R. Klucsarits,Bob Robertson,Sue Robertson,Joey Mason,Michael J. Maurer,Richard J. Melvin,Russell D. Dawson,Gary R. Bortolotti,John W. Parrish,Timothy F. Breen,Kenneth Boyd +13 more
TL;DR: In this paper, the authors examined trends in the numbers of both migratory and resident kestrel populations that use nest boxes in eight study areas in Florida, Georgia, Virginia and Maryland, New Jersey, Massachusetts, Pennsylvania, Saskatchewan, and the Yukon Territory, 1984-2007.
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Results from a long-term nest-box program for American Kestrels: implications for improved population monitoring and conservation
TL;DR: A long-term, volunteer-based nest-box program for American Kestrels breeding in eastern Pennsylvania was evaluated to identify ways to increase the efficiency of the program and to identify general principles that can be used to improve longterm conservation efforts for other nest box programs.
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Suspected predation by accipiters on radio-tracked american kestrels (falco sparverius) in eastern pennsylvania, u.s.a
TL;DR: Cinco muertes fueron directamente atribuibles a aves depredadoras de aves, presumiblemente del genero Accipiter.
Survival, Site Fidelity, and Population Trends of American Kestrels Wintering in Southwestern Florida
Daniel M. Hinnebusch,Jean-François Therrien,Marc-André Valiquette,Bob Robertson,Sue Robertson,Keith L. Bildstein +5 more
TL;DR: The winter population ecology of American Kestrel (Falco sparverius), one of the most abundant and widely distributed raptors in North America, is poorly understood and recent land-use change accompanied by increased human density and suburban expansion may be causing the observed trends.
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Nestbox use by American Kestrels (Falco sparverius) and European Starlings (Sturnus vulgaris) in Eastern Pennsylvania
Ursula Valdez,Sue Robertson,Bob Robertson,Keith L. Bildstein +3 more
- 01 Jan 2003
TL;DR: Bildstein et al. as mentioned in this paper reported on kestrel nesting nesting material and eggs also are but not starlings, but starling preference for nestboxes that opened to Kestrels and non-target species and on nests with nestlings are not disturbed.
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