kHz
ML513534521
作者
Oscar Johnson 该用户提供的媒体文件 档案
日期
地点
Percha Dam SP
Sierra, New Mexico, United States
该地点产生的媒体文件 配图名录- 年龄和性别
- 年龄性别未知 - 5
- 行为
- 飞行
- 发声
- 鸣叫; 飞行鸣叫
- 回放
- 未使用回放
媒体文件注释
Both species present on recording. Both species present in calls in first five seconds. Calls from 18-34 seconds are from an adult male Mallard. Calls from 43-57 seconds are Mexican Ducks. Applied +10 dB filter curve at 400 Hz and below, following Wildtronics recommendations for parabola, followed by 200 Hz 6 dB high pass filter.
额外物种
技术信息
- 录音机
- Roland R-26
- 话筒
- Wildtronics Feather Light 22 inch Pro Mono Parabolic Microphone
- 附件
- Parabola
- 原始文件大小
- 7.27 MB