Paul A Schwartz
22 Apr 1967
- Rio Grande, km 9.5; El Palmar
- 7.9666667 -61.8833333
- 250 meters
- NAGRA III
- Electro-Voice 650
- Parabola 91.4cm (36in)
NOTES: Neotropical Institute Cut # 7 cont.. Bulk reel: 47; Extra cut(s) on bulk reel: 48; Extra cut length: 6:36 B
Weather: Fair. 7:25 PM.
a) Type B song, given naturally. Quality: 3. Level: +10.
b) After playback, bird now sings Type A song. Quality: 3. Level: +10.
Then after more playback, there are now two owls singing, both Type B song. Quality: 3. Level: +10.
As one voice is higher, I assume it's a female. Then male changes to Type A but female continues with Type B.
Then less insect and frog background noise. Then male also switches back to Type B. Quality: 2-3. Level: +10.
c) Cloudy. 11:30 PM & 12:30 AM. Now much quieter background. The presumed male sings Type A song. Quality: 2 to 1-2. Level: +5.
The presumed female isn't heard again.
Then recorded slightly off-focus. Quality: 1-2. Level: +5.