California Important Bird Areas

Summer Tanager Pelicans by John Van de Graaff

To cite the report, Mapping California’s Important Bird Areas:

Jones, A.L., M. Perlmutter, W.B. Monahan, and D. Yun. 2008. Mapping California’s Important Bird Areas. Prepared by Audubon California with support from California Polytechnic Institute. Audubon California, Sacramento, CA.

To cite Important Bird Areas of California website:

National Audubon Society. 2011.  Important Bird Areas of California.  Available at http://ca.audubon.org/iba/ibasiteinfo.php. Accessed <access date>.

Data Sources (used to generate layers the online IBA map):

California Department of Forestry and Fire Protection. 2004. County boundaries (1:24,000). http://atlas.ca.gov/download.html#/casil/boundaries

California Protected Areas Database [computer file]. 2011. San Francisco, CA: GreenInfo Network. Available: http://calands.org/download.php [February 7, 2011].

California Spatial Information Library. 2002. California political districts. http://atlas.ca.gov/download.html#/casil/boundaries

Homer, C. C. Huang, L. Yang, B. Wylie and M. Coan. 2004. Development of a 2001 National Landcover Database for the United States. Photogrammetric Engineering and Remote Sensing, Vol. 70, No. 7, July 2004, pp. 829-840.

National Audubon Society. 2011. California Important Bird Areas GIS layer. http://ca.audubon.org/iba/ibaGISdata.php