Philadelphia Vireo  ( Viréo de Philadelphie )

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Vireo philadelphicus

Description:    Philadelphia Vireo
Photo Date:   June 7, 2009

Location:  

Kap-Kig-Iwan Provincial Park, Englehart

Photographer:  

Michael Werner

General Notes

The population of Philadelphia Vireo appears to be increasing, according to a recent analysis of Breeding Bird Survey records conducted by National Audubon Society scientists. It is possible that the North American population has increased by as much as 166% in the last 40 years. There is sufficient data about this species to have a very high level of statistical confidence in this magnitude of growth.

Abundance: Common Earliest observed date:  

Typical arrival date:

May 22
Breeding Status: Breeding Latest observed date:  

Typical departure date:

September 7

Documented Observations

 

May 22-24, June 11-13, 1993. Sixteen observed at Hilliardton Marsh during field work for a Master's thesis by David Locky.

July 14, 1998. One observed at Mountain Chutes Camp by Barry Kinch.

June 7, 2009. Two observed at Kap-Kig-Iwan Provincial Park by Serge Gendron and Michael Werner

 

Banding Results

Year

Gillies
Lake

Hilliardton
Marsh

Mountain
Chutes

Year
Total

1992 6     6
1997 1 2   3
1998 1 4   5
1999   13   13
2000 2 18 1 21
2001   9 5 14
2002   8 11 19
2003   8 4 12
2004   35   35
2005   3 3 6
2006 1 22 6 29
2007   15   15
2008        
2009