Hi Chris,
I was hoping someone else would give you some feedback on your nice series of
thrush calls. Not only have I been talking too much lately but this topic can
be a special quagmire.
I want to note that I have one monitoring station that is the first landfall
directly southwest of the i
Hi all,
In the recent tagging study, the first juvenile Ipswich was detected on the
mainland on 17 September (Crysler et al. 2016, Movement Ecology DOI
10.1186/s40462-016-0067-8), and you’d expect a lower frequency call from this
bigger subspecies (its song is slightly lower, too), so this all
Hi Jerald,
This is a tough one. I agree it is too high for Palm Warbler. It could be a
high Yellow-rumped Warbler. It might also be an odd Ovenbird. I would lean
toward Ovenbird but should probably go with warbler species?
John
From: bounce-120824283-28417...@list.cornell.edu
[mailto:boun
Hi All,
As an update to my response to Preston’s post yesterday, Jerald sent me offline
a copy of a blog entry by Paul Driver on Ipswich Sparrow flight calls
(http://pjdeye.blogspot.ca/2009/12/ipswich-sparrow-flight-calls.html).
Recordings of the flight calls of Ipswich Sparrows in NJ show that
Albeit soft and slightly distant, this bird was recorded over Etna, NY on 23
September 2016 at 23:25.
I would consider this to be a classic example because its peak frequency is
above the 5kHz “safety” demarkation line.
This bird peaks around 5.25 kHz and has an overall duration of about 250
m