Paul A Schwartz
26 Jan 1972
- 10.0 km S of San Carlos; Rio Negro frente a la Isla Cigarron
- 1.75 -67.0
- 100 meters
- NAGRA UNSPECIFIED IV
- Sennheiser MKH 405
- Parabola 61cm (24in)
NOTES: Neotropical Institute Cut # 11. Bulk reel: 412.
Weather: Fair. Natural song. Quality: 2-3. Level: +3.
Then, after I moved closer and also after some whistled imitation of questionable effectiveness. Quality: 2. Level: +3.
Then, bother calls that came after playback of above. (The identification of these calls is probably correct but not 100% certain.) Quality: 2-. Level: +3.