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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        Northern Waterthrush        Ovenbird        Savannah Sparrow        Wilson's Warbler        Zeep complex

Proportion of Northern Waterthrush 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.

 

2012-2015 VARIANCE

 

Northern Waterthrush Spectrographic Examples

 

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