ML513534501

הערות

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.

מינים נוספים

• Mexican Duck Anas diazi