Paul A Schwartz
28 Mar 1966
- Rio Aricuaiza near junction with Rio Lora
- 9.58 -72.78
- 35 meters
- NAGRA III
- Electro-Voice 650
- Parabola 91.4cm (36in)
NOTES: Neotropical Institute Cut # 13. Bulk reel: 233
a) 6:50 AM. Typical calls by a distant pair (or more). Then ditto by a different group in the opposite direction. Quality: 2. Level: +10.
b) 7:30 AM. Then may be the same or different birds. Quality: 1-2. Level: +5.