Acoustic monitoring station at Jamestown, NY

American Redstart        Black-and-white Warbler        Black-throated Blue Warbler        Canada Warbler        Cape May Warbler        Common Yellowthroat        Chestnut-sided Warbler        Double-up complex       

Hooded Warbler        Mourning Warbler        Northern Parula      Ovenbird    Wilson's Warbler        Zeep complex

Proportion of double-up complex* night flight calls among all warbler and sparrow night flight calls (nfcs).

Comparison of 2019 at Chautauqua Couty Airport station with 4-year average from 2013-2016 at Audubon Community Nature Center station (bars show standard deviation).

Daily datapoints are mid-week dates of weekly ratios, for example the first point (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.


Double-up complex Spectrographic examples


7-night warbler and sparrow call totals

* Double-up complex primarily includes Tennessee Warbler, Black-throated Green Warbler, Nashville Warbler and Orange-crowned Warbler.