Northern Prairie Wildlife Research Center
Human Disturbances to Waterfowl
Annotated Bibliography
20. Bordignon, L. 1985. Effetti del disturbo antropico su una popolazione
di germano reale Anas platyrhynchos. (Effects of human disturbance on
a population of mallard Anas platyrhynchos). Avocetta 9:87-88.
Mallards colonizing an artificial lake (0.47 km²) in northwestern Italy
were censused from the 1977, when the lake was filled, to 1984. After 1980
the population was severely reduced as a result of disturbance by from 30
to 200 anglers each day on the shores).
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