Hi Jerald,
I think some of the quality of the calls is lost when I convert your mp3s to
wav files. I had a bit of trouble reading the spectrograms. There were a number
of birds in those recordings. I could discern Swainson’s Thrush, Hermit Thrush,
one Rose-breasted Grosbeak, and perhaps one or
Same large flight down the Hudson River Valley last night with 2930 warbler and
sparrow calls recorded with a 21c mic between 9pm-5am at a station in Chatham,
NY (~20 miles southeast of Albany).
Hourly record as follows:
9-1088
10-11127
11-12151
12-1 211
1-2402
Hello all,
The winds were favorable for the most part this week, with north winds
almost every night. The number of calls almost doubled from last week, with
a grand total of 473 NFCs, 299 of which were identifiable. Veery was again
the most numerous species. Other thrushes began to come
