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North American Breeding Bird Survey, Results and Analysis 1966 - 2003

  Link Details for: North American Breeding Bird Survey, Results and Analysis 1966 - 2003
Link Title: North American Breeding Bird Survey, Results and Analysis 1966 - 2003 Open in a new window
Link URL: http://www.mbr-pwrc.usgs.gov/bbs/
Link Details: Monitoring program to estimate population changes for breeding birds in the continental United States and southern Canada. Recently expanded to include Alaska and northern Mexico.
Category: Top : Science : Environment : Biodiversity : Conservation : Birds
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North American Breeding Bird Survey, Results and Analysis 1966 - 2003