Wood Duck ( Canard branchu ) |
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| Aix sponsa | |||||||||||
General NotesThe North American population of this species has increased by 400% in the forty years spanning 1966 to 2006, according to a recent analysis of Breeding Bird Survey records conducted by National Audubon Society scientists. Though there is always some inherent variability in the source data, there is a sufficient quality and quantity of data for this species to be able to quantify the change in population with a high level of statistical confidence. |
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| Abundance: | Common | Earliest observed date: |
Typical arrival date: |
April 17 | |
| Breeding Status: | Breeding | Latest observed date: |
Typical departure date: |
October 11 |
Banding Results |
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Year |
MNR
|
Hilliardton
|
Mountain
|
Year
|
| 1996 | 3 | 3 | ||
| 1997 | 4 | 4 | ||
| 1998 | 40 | 40 | ||
| 2000 | 32 | 32 | ||
| 2001 | 2 | 2 | ||
| 2002 | 3 | 4 | 7 | |
| 2003 | 5 | 5 | ||
| 2004 | 2 | 2 | ||
| 2005 | 1 | 1 | ||
| 2007 | 1 | 2 | 3 | |
| 2008 | 3 | |||
| 2009 | ||||