Matt Medler calculated the 2000-2009 median and mean first arrival of Northern Waterthrush as 23 April with a standard deviation of 3 days
http://www.cayugabirdclub.org/Resources/cayuga-lake-basin-first-records
--Dave Nutter
On Apr 20, 2012, at 09:33 AM, Meena Haribal <[email protected]> wrote:
April 20 was the date I remembered for Northern Waterthrush in the past for the arrival. There it is one time!
What calendar is he using?
Meena
From: [email protected] [mailto:[email protected]] On Behalf Of Jay McGowan
Sent: Friday, April 20, 2012 9:31 AM
To: CAYUGABIRDS-L
Subject: [cayugabirds-l] Northern Waterthrush
At least one NORTHERN WATERTHRUSH is singing along the Woodleton Boardwalk on the Dryden side of Sapsucker Woods this morning.
Jay McGowan
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