Mallard  ( Canard colvert )

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Anas platyrhynchos

 

Description:    Pair of Mallards in breeding plumage
Photo Date:   April 15, 2009

Location:  

Hills Lake in Bryce Twp.

Photographer:  

Michael Werner

General Notes

The North American population of this species has increased by 100% between 1966 to 2006, doubling the population in forty years, according to a recent analysis of Christmas Bird Count and 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.

Abundance: Abundant Earliest observed date:  

Typical arrival date:

April 21
Breeding Status: Breeding Latest observed date:  

Typical departure date:

November 3

 

Banding Results

Year

MNR
Air Boat

Hilliardton
Marsh

Mountain
Chutes

Year
Total

1996 72     72
1997 75     75
1998 60 362   422
1999 12     12
2000 46 353   399
2001 260 229   489
2002 85 171   256
2003 20 165   185
2004 92 123   215
2005 185 104   289
2006 13 136   149
2007 17 72   89
2008 67     67
2009