Selection	View	Channel	Begin Time (s)	End Time (s)	Low Freq (Hz)	High Freq (Hz)	Call Type	Quality	SNR Improvement (dB)
1	Spectrogram 1	1	30.649	33.416	10	200	rumble	improved	+2.8
2	Spectrogram 1	1	32.033	36.396	10	200	rumble	improved	+2.7
3	Spectrogram 1	1	33.310	40.759	10	200	rumble	improved	+3.0
