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Survival, emigration and winter population structure of Harlequin Ducks.
(University of California Press, 2000-02)
A population of individually marked Harlequin Ducks (Histrionicus histrionicus) at White Rock, British Columbia, Canada was examined to measure the degree of population differentiation among birds which pair during the ...
A comparison of the Characteristics and Fate of Barrow's Goldeneye and Bufflehead Nests in Nest Boxes and Natural Cavities
(University of California Press, 2002)
Abstract. Barrow's Goldeneye (Bucephala islandica) and Bufflehead (B. albeola) are
cavity-nesting waterfowl that have received considerable attention in studies using nest
boxes, but little is known about their nesting ...
Long-term pair bonds in Harlequin Ducks.
(University of California Press, 2000-02)
We documented the frequency of pair reunion in Harlequin Ducks (Histrionicus histrionicus) on breeding streams in Alberta, and at a molting/wintering area in southwestern British Columbia. As long as their mate is alive, ...
Spacing Patterns, Mating systems, and winter Philopatry in Harlequin ducks.
(University of California Press, 2000)
Many species of waterfowl form pair bonds during the nonbreeding season, yet current descriptions of mating systems and patterns of philopatry in waterfowl focus on the breeding grounds. We studied wintering Harlequin Ducks ...
Molt and the basic plumage of male Harlequin Ducks.
(University of California Press, 1997-02)
Using observations on 28 individually marked male Harlequin Ducks from mid-June until late November, we describe plumage changes which occur as individuals proceed from the alternate plumage through basic to the return of ...
The Timing of Pair Formation in Harlequin Ducks.
(University of California Press, 1998-08)
The timing of pair formation varies within and among species of ducks. In this study we documented the chronology of pair formation in a population of wintering Harlequin Ducks (Histrionicus histrionicus) in southwestern ...