Annotation pos Low Freq (Hz) High Freq (Hz) Begin Time (s) End Time (s) duration filename T 37.018752 365.6272749999998 541.6687249999998 36.3875 37.650004 1.262504000000007 20250410_082835UTC_V00OS11.WAV E 50.956248 433.3312749999998 731.2477249999997 50.624998000000005 51.287498 0.6624999999999943 20250410_082835UTC_V00OS11.WAV O 54.975 365.62499999999983 528.1249999999998 54.225 55.725 1.5 20250410_082835UTC_V00OS11.WAV A 52.468752 67.70822499999986 216.66677499999983 52.100002 52.837502 0.7374999999999972 20250410_082835UTC_V00OS11.WAV T 55.0 392.7082250000002 541.6667750000001 54.1875 55.8125 1.625 20250410_082835UTC_V00OS11.WAV D 40.85 257.2895000000002 1069.7895000000003 40.7 41.0 0.2999999999999971 20250410_082835UTC_V00OS11.WAV D 41.912504 135.41774999999996 1096.8782499999998 41.750004 42.075004 0.3250000000000028 20250410_082835UTC_V00OS11.WAV