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Rainier Vaux's Swift Observation Results

 
With a total of 38 observations during the southbound migration, the Rainier, Ore Riverside Community Church chimney scored the third highest overall number of swifts (185,890), the second highest average count (4,892), and the second highest one-night count (17,889), compared to the 14 other major roost sites on the flyway. See this chart from Larry Schwitters on his website.
 
Congratulations, volunteers and supporters — a magnificent achievement for the birds and citizen science!
 
 

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