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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       Ovenbird       Wilson's Warbler        Zeep complex

Proportion of Cape May Warbler type night flight calls among all warbler and sparrow night flight calls (nfcs).

Comparison of 2017 with average from previous 5 years (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.

 

Cape May WARBLER Spectrographic Examples

 

7-night warbler and sparrow call totals: 2012    2013    2014    2015    2016