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 Black-throated Blue Warbler 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.
Black-throated Blue WARBLER Spectrographic Examples
7-night warbler and sparrow call totals: 2012 2013 2014 2015 2016