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Article
Sum Suzuki, Auteur ; Mary Anne Bishop, Auteur ; Daniel D. Roby, Auteur ; Kirsten S. Bixler, AuteurNorth America's northernmost, sizable colony of Caspian Terns (Hydroprogne caspia) is located on the Copper River Delta of south-central Alaska, USA. The colony was monitored in June during 2008-2016 and in July during 2009-2013. This 9-year per[...]
Article
M. James Lawonn, Auteur ; Daniel D. Roby, Auteur ; John F. Piatt, Auteur ; William H. Pyle, Auteur ; Robin M. Corcoran, AuteurLittle is known about the breeding ecology of Kittlitz's Murrelets (Brachyramphus brevirostris), a species suspected to have experienced both local and regional population declines in recent years. We studied aspects of their breeding ecology on[...]
Article
Donald E. Lyons, Auteur ; Allison G. L. Patterson, Auteur ; James Tennyson, Auteur ; Timothy J. Lawes, Auteur ; Daniel D. Roby, AuteurFor migratory waterbirds, the availability and quality of suitable stopover habitat can affect body condition and demographic parameters throughout the annual cycle. This study investigates the importance of the Salton Sea, a large saline lake l[...]
Article
Karen N. Courtot, Auteur ; Daniel D. Roby, Auteur ; Lauren H. Kerr, Auteur ; Donald E. Lyons, Auteur ; Jessica Y. Adkins, AuteurCapturing breeding adults of colonially nesting species can entail risks of nest failure and even colony abandonment, especially in species that react strongly to human disturbance. A low-disturbance technique for capturing specific adult Double[...]
Article
Allison G. L. Patterson, Auteur ; Alexander S. Kitaysky, Auteur ; Donald E. Lyons, Auteur ; Daniel D. Roby, AuteurStressful environmental conditions affect the adrenocortical function of developing animals, which can have consequences for their fitness. Discovery of the avian stress hormone corticosterone (CORT) in feathers has the potential to broaden the [...]
Article
Karen N. Fischer, Auteur ; Robert M. Suryan, Auteur ; Daniel D. Roby, Auteur ; Gregory R. Balogh, AuteurWe integrated satellite-tracking data from black-footed albatrosses (Phoebastria nigripes; n = 7) and Laysan albatrosses captured in Alaska (Phoebastria immutabilis; n = 18) with data on fishing effort and distribution from commercial fisheries [...]
Article
Donald E. Lyons, Auteur ; Daniel D. Roby, AuteurFor seabirds raising young under conditions of limited food availability, reducing chick provisioning and chick growth rates are the primary means available to avoid abandonment of a breeding effort. For most seabirds, however, baseline data cha[...]
