This last migration Audubon's Vaux's Happening documented it's highest number of roosting swifts ever, 1,145,468, and the mother of all spreadsheets, with lots of pretty charts, is now up on the Vaux's Happening website. http://www.vauxhappening.org/Data.html

Larry Schwitters
Project Coordinator
Audubon Vaux's Happening
Issaquah, WA