Calvert County, Maryland Bluebird Trails
Yearly Trail Data Summary

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Graph created by Chris Crunkleton.

YEAR    Boxes    Nests    Eggs    Hatchlings Fledglings
 2014 (5)314  340 13121053889 
 2013 260  262  1050   891 805 
 2012 (4) 241 259   1030  787 736
 2011 (3) 196       585
 2010 183  201  819  631  577
 2009 271  351  1194  967  869
 2008 240  276  992  775  684
 2007 225  195  761  619  534
 2006 246  181  707  584  540
 2005 (2) 133  65  252  221  179
 2004 266  153  525  365  352
 2003 (1) 294  107  343  255  223
 2002 294  432  1518  1027  867
 2001 343  439  1641  1138  1041
 2000 360  416  1544  1132  1010
 1999 369  449  1521  1133  1045

1 Winter 2002-03 took a severe toll on bluebirds in Calvert County
2 No data received from Jefferson Patterson Park trail in 2005
3 No data for 2011 other than number of boxes and fledglings
4 No data received from Twin Shields and Chesapeake Hills golf courses in 2012
5 No data received from Chesapeake Hills Golf Course or Mill Creek Middle School; a new trail at Ward Road property was added

Battle Creek Nature Education Society is dedicated to
the protection and preservation of Calvert County’s natural heritage
and the creation of an environmentally literate and aware community.
We provide opportunities for appreciation and understanding of our natural world through
our outreach initiatives and in support of the mission of the Calvert County Natural Resources Division.
BCNES is a 501(c)3 organization.

Copyright Battle Creek Nature Education Society.
Mailing address: PO Box 122, Port Republic, MD 20676. info@calvertparks.org
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