Gray Wolf (Canis lupus)

Wolf Numbers in Minnesota, Wisconsin and Michigan (excluding Isle Royale) - 1976 to 2010

 

PDF Version - Table of Minnesota, Wisconsin, and Michigan Wolf Numbers

 

*The counts are conducted during mid- to late winter.

 

Year of Survey*	Minnesota	Wisconsin	Michigan
2011-2012		815
2010-2011		782	687
2009-2010		690	557
2008-2009		637	577
2007-2008	2,921	549	520
2006-2007		546	509
2005-2006		467	434
2004-2005		435	405
2003-2004	3,020	373	360
2002-2003		335	321
2001-2002		327	278
2000-2001		257	249
1999-2000		248	216
1998-1999		205	169
1997-1998	2,445	178	139
1996-1997		148	113
1995-1996		99	116
1994-1995		83	80
1993-1994		57	57
1992-1993		40	30
1991-1992		45	21
1990-1991		40	17
1989-1990		34	10
1988-1989	1,500 - 1,750	31	3
1987-1988		28	-
1986-1987		18	-
1985-1986		16	-
1984-1985		15	-
1983-1984		17	-
1982-1983		19	-
1981-1982		27	-
1980-1981		21	-
1979-1980		25	-
1978 -1979	1,235	-	-
1975-1976	1,000 - 1,200	-	-

 

References
Erb, John. 2008. DISTRIBUTION AND ABUNDANCE OF WOLVES IN MINNESOTA, 2007-08. Minnesota Department of Natural Resources Report.

 

Minnesota survey indicates wolf range, population similar to 2004. August 26, 2008

 

Huntzinger, B.A., J.A. Vucetich, T.D. Drummer, and R. O. Peterson. 2005. Wolf recovery in Michigan, 2002-2005 Summary Report. Michigan Technological University, Houghton, MI.

 

Status of Timber Wolf in Wisconsin Performance Reports. See http://dnr.wi.gov/org/land/er/publications/reports_by_topic.asp?topic=mammals

 

Revised October 2011

 

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