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| | ducks (Site not responding. Last check: 2007-10-03) |
 | | The distribution, phenology, and prey of Harlequin Ducks, Histrionicus histrionicus, in a Cascade Mountain stream, Oregon. |
 | | We examined the phenology, abundance, and in-stream habitat use of Harlequin Ducks (Histrionicus histrionicus) and their primary prey, the caddisfly larvae Dicosmoecus gilvipes, in a Cascade Mountain stream from 1994-97. |
 | | After a severe flood in early 1996, we observed reductions in overall harlequin numbers, a seasonal delay in brood development, and a decrease in abundance of D. |
| www.uwplatt.edu /biology/wright/ducks.htm (157 words) |
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