Acoustic monitoring station at Chatham, NY
(click graph to change station)
American Redstart Black-and-white Warbler Black-throated Blue Warbler Canada Warbler Cape May Warbler Common Yellowthroat Chestnut-sided Warbler Double-up complex
Mourning Warbler Northern Parula Northern Waterthrush Ovenbird Savannah Sparrow Wilson's Warbler Zeep complex
Proportion of American Redstart type night flight calls among all warbler and sparrow night flight calls (nfcs). Comparison of the mean from 2012-2015 with 2016.
Daily datapoints are mid-week dates of weekly ratios, for example the first data (Aug 13) indicates the proportion of this species' nfcs among the accrued calling during the seven-day period from 9pm Aug 10 through 5am Aug 17.
American ReDstart Spectrographic Examples
7-night warbler and sparrow call totals: 2012 2013 2014 2015 2016