Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	39.043752	121.875	284.375	38.187504	39.9	1.7124960000000016	20250131_163850UTC_V00OS11.WAV
A	26.987496	27.08127499999965	203.1227249999997	26.662496	27.312496	0.6499999999999986	20250131_163850UTC_V00OS11.WAV
M	20.543752	27.083224999999715	135.41677499999972	20.237502	20.850002	0.6124999999999972	20250131_163850UTC_V00OS11.WAV
O	42.875	13.53949999999979	135.4144999999998	42.4625	43.2875	0.8250000000000028	20250131_163850UTC_V00OS11.WAV