Endangered Species
Midwest Region

 

 

Map of Region 3 Minnesota Wisconsin Michigan

Kirtland's Warbler

Census Results: 1951, 1961, 1971 thru 2008

 

A total of 1,803 singing male Kirtland's warblers were counted during the annual census.

 

The first census took place in 1951, the second in 1961. Counts have been conducted annually since 1971.

 

Bar graph of Kirtland's warbler singing male population from 1951 to 2008.

 

 

Table 1. Results of the Kirtland's Warbler Singing Male Census from 1952, 1962, and 1971 thru 2008

 

Year Singing Males
2008
1,803
2007
1707
2006
1485
2005
1420
2004
1341
2003
1202
2002
1050
2001
1085
2000
891
1999
904
1998
804
1997
728
1996
692
1995
765
1994
633
1993
485
1992
397
1991
347
1990
265
1989
212
1988
207
1987
167
1986
210
1985
216
1984
215
1983
215
1982
207
1981
232
1980
243
1979
211
1978
200
1977
219
1976
200
1975
179
1974
167
1973
216
1972
200
1971
201
1961
502
1951
432

 

 

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Last updated: September 29, 2009