90.429675	143.393053	boat, slowing rpm in steps
\	2807.625488	3570.190674
216.525624	289.658196	call sequence, starting bout
\	347.222229	9618.055664
302.899040	434.999559	call sequence
\	537.634399	14193.547852
593.581766	705.821018	call, same type repeated
\	635.696777	10366.749023
705.821018	709.208211	call, descending
\	-1.000000	5698.924805
724.604542	735.997826	call sequence, repeated from previous
\	-1.000000	9247.311523
764.942928	804.665462	calls, last ones for a while...
\	520.833313	9652.778320
2677.783070	2682.248005	call, descending
\	352.564117	4711.538574
2687.482758	2693.333364	snaps, local
\	544.871826	16282.051758
2695.796777	2705.958355	calls, descending
\	416.666687	4423.076660
2736.135163	2957.072511	call sequence, faint, repeated, mostly descending?
\	320.512848	5480.769043
2770.007091	2851.453681	boat, tonal, abates
\	1730.769287	3173.076904
2995.871264	3119.041911	calls, in boat noise
\	320.512848	10064.102539
3644.518682	3803.716742	call sequence, after a hiatus
\	352.564117	10480.768555
3808.181678	3987.087043	call sequence, variable received levels
\	641.025696	11506.411133
4021.266897	4056.370531	calls, faint
\	769.230774	7820.512695
4112.875065	4234.814005	boat, noise levels increasing
\	-1.000000	8621.794922
4294.859696	4486.697978	boat, noise fading out slowly
\	-1.000000	9391.026367
4733.193234	4818.642870	call sequence, all descending, into onset of boat noise
\	320.512848	7371.794434
4845.278523	4950.743389	call sequence, in boat noise
\	-1.000000	6346.153809
4949.049792	4993.237262	call sequence, no boat noise, more power at higher frequencies?
\	608.974365	13685.897461
5129.340826	5145.199047	boat noise, brief
\	-1.000000	7211.538574
5448.198837	5488.075334	boat noise
\	-1.000000	13942.307617
5706.395305	5829.258025	call sequence, all descending, mostly T08s?
\	416.666687	8108.974121
5816.633034	5820.328153	T01
\	608.974365	8205.127930
5878.680247	5977.216765	calls, in boat noise
\	320.512848	11602.563477
5978.756398	6001.696931	calls, after boat noise
\	512.820496	7788.461426
6017.401188	6020.942344	T01?
\	512.820496	4391.025391
6025.715207	6033.721299	calls, overlapping
\	352.564117	14294.872070
6038.340198	6067.439263	call sequence, variable? aberrant?
\	801.282104	8429.487305
6264.050408	6492.224030	boat noise, lloyd's mirror effect
\	-1.000000	15384.615234
6549.806308	6632.792531	boat, variable noise levels with rpm changes
\	-1.000000	14519.231445
7361.654832	7374.741713	calls, faint
\	673.076965	4262.820312
7394.141090	7563.346766	call sequence, mostly T08s?
\	384.615387	6698.718262
7569.967188	7598.450400	call sequence, 2 RLs, overlap, higher call rate
\	352.564117	14294.872070
7604.147042	7641.098236	calls, faint
\	320.512848	4358.974609
7789.980755	7931.626999	boat noise
\	-1.000000	7371.794434
8077.892142	8177.814329	noise from airplane? or boat?
\	-1.000000	3461.538574
8694.053301	8808.140113	call sequence, mostly faint
\	320.512848	5128.205566
8996.129312	9000.000000	boat nosie
\	-1.000000	9455.127930