Birds - Spears and Didion Ranches [ds315]
These data are summary statistics of abundances of birds counted within 100-m radius circles with 10-minute point counts at 15 sample points within Spears and Didion Ranches, Placer County, in the foothills of the Sierra Nevada Mountain Range. Bird surveys were conducted 1 April to 6 June 2005 and 19 March to 23 June …