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Documents disponibles écrits par cet auteur (11)
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Article
Bryan D. Watts, Auteur ; David F. Brinker, Auteur ; Michael D. Wilson, Auteur ; Fletcher M. Smith, Auteur ; Chance H. Hines, Auteur
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Bryan D. Watts, AuteurThe rufa subspecies of the Red Knot Calidris canutus rufa was elevated to threatened status by the United States Fish and Wildlife Service in December 2014. This population uses beaches along the Atlantic Coast of North America for a final refue[...]
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Alexandra L. Wilke, Auteur ; Ruth Boettcher, Auteur ; Adam Duerr, Auteur ; Pamela Denmon, Auteur ; Barry R. Truitt, Auteur ; Kevin Holcomb, Auteur ; Bryan D. Watts, AuteurAbstract. Information on demographic parameters needed to inform conservation strategies for American Oystercatchers (Haematopus palliatus) is lacking. The population dynamics of American Oystercatchers in Virginia, USA, were examined using a mu[...]
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Courtney Turrin, Auteur ; Bryan D. Watts, AuteurCompetition for nesting territory has been shown to act as a density-dependent feedback mechanism influencing population growth rate. However, little is known about the nature of territorial interactions between established breeders and floaters[...]
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Bryan D. Watts, Auteur ; Courtney Turrin, AuteurWe evaluated policies that pertain to the hunting of migratory shorebirds for jurisdictions (n = 57) throughout the Western Hemisphere. We focused on participation in international treaties and the existence and terms of domestic legislation wit[...]
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Michael D. Wilson, Auteur ; Bryan D. Watts, AuteurUnderstanding variation in the detectability of birds is fundamental to determining the reliability of survey methods. We examined the influence of lunar light conditions on the detection probability of Whip-poor-wills through repeated sampling [...]
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Bryan D. Watts, Auteur ; Eric T. Reed, Auteur ; Courtney Turrin, AuteurOf the 35 shorebird populations using the Western Atlantic Flyway for which trend data are available, more than 65% are experiencing declines. Due to their low reproductive potential, many shorebirds are vulnerable to perturbations in adult surv[...]
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Barton J. Paxton, Auteur ; Bryan D. Watts, AuteurCurrently, a protocol using body mass as the primary criterion for assigning sex of Northern Saw-whet Owls (Aegolius acadicus) is being used by banders. We assessed mass variation of owls using paired measurements of those recaptured (N = 372) d[...]
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Bryan D. Watts, Auteur ; Barry R. Truitt, Auteur ; Fletcher M. Smith, Auteur ; Elizabeth K. Mojica, Auteur ; B. J. Paxton, Auteur ; A. L. Wilke, Auteur ; A. E. Duerr, Auteur
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Bryan D. Watts, Auteur ; Fletcher M. Smith, AuteurABSTRACT We captured 1,055 Nelson?s (Ammodramus nelsoni) and Saltmarsh (Ammodramus caudacutus) sparrows during the winter season (2006?2014) within the outer Coastal Plain of Virginia to determine the composition of subspecies. Birds were captur[...]
