Northern Prairie Wildlife Research Center

Human Disturbances to Waterfowl

Annotated Bibliography

23. Bouffard, S. H. 1983. Redhead egg parasitism of canvasback nests. Journal of Wildlife Management 47:213-216.

Nest failure of canvasback ducks (Aythya valisineria) was due mostly to human disturbance and cold weather during 1980 rather than to egg parasitism by redhead ducks (Aythya americana). However, some nest failures were caused by nest desertion immediately after a visit to the nest.

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