Hooded Merganser  ( Harle couronné )

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Lophodytes cucullatus

Description:    Female Hooded Merganser
Photo Date:   July 17, 2007

Location:  

Hilliardton Marsh

Photographer:  

Michael Werner

General Notes

The North American population of this species has increased by over 1000% in the forty years spanning 1966 to 2006, according to a recent analysis of Christmas Bird Count 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.

Abundance: Common Earliest observed date:  

Typical arrival date:

April 4
Breeding Status: Breeding Latest observed date:  

Typical departure date:

November 18

 

Banding Results

Year

MNR
Air Boat

Hilliardton
Marsh

Mountain
Chutes

Year
Total

1996 15     15
1997 9     9
1998 7     7
1999 1     1
2000 2     2
2001 29 1   30
2002 11 1   12
2003 4 4   8
2004 18     18
2005 19     19
2006 6     6
2008 15     15