04/10/2026 at 19:48:21

4.95s · 68 min after sunset · Warleigh Nature Reserve, River Avon, near Bath

What was detected

Noctule, Leisler's or serotine · closest match Eptesicus serotinus of 3 · 22 calls · 27.4 kHz · strongest 0.651
Noctule, Leisler's or serotine · closest match Nyctalus leisleri of 3 · 5 calls · 25.5 kHz · strongest 0.57

All 3 classifiers agree.

All 30 detections

Time	Label	Band	Detection
`0.16s`	Eptesicus serotinus	25 to 40 kHz	0.726
`0.19s`	Eptesicus serotinus	25 to 37 kHz	0.691
`0.42s`	Eptesicus serotinus	25 to 39 kHz	0.759
`0.44s`	Eptesicus serotinus	26 to 39 kHz	0.714
`0.53s`	Eptesicus serotinus	31 to 40 kHz	0.617
`0.77s`	Eptesicus serotinus	25 to 42 kHz	0.722
`0.82s`	Eptesicus serotinus	25 to 43 kHz	0.674
`0.92s`	Eptesicus serotinus	31 to 41 kHz	0.537
`1.05s`	Eptesicus serotinus	25 to 37 kHz	0.682
`1.07s`	Eptesicus serotinus	25 to 48 kHz	0.735
`1.33s`	Eptesicus serotinus	25 to 43 kHz	0.772
`1.41s`	Nyctalus leisleri	25 to 37 kHz	0.698
`1.55s`	Eptesicus serotinus	25 to 44 kHz	0.75
`1.58s`	Eptesicus serotinus	25 to 46 kHz	0.678
`1.66s`	Eptesicus serotinus	28 to 44 kHz	0.698
`1.83s`	Eptesicus serotinus	25 to 47 kHz	0.741
`1.93s`	Eptesicus serotinus	25 to 42 kHz	0.72
`2.08s`	Eptesicus serotinus	25 to 36 kHz	0.657
`2.27s`	Eptesicus serotinus	25 to 48 kHz	0.78
`2.34s`	Eptesicus serotinus	24 to 46 kHz	0.698
`2.57s`	Nyctalus leisleri	25 to 42 kHz	0.76
`2.59s`	Nyctalus leisleri	25 to 47 kHz	0.742
`2.86s`	Eptesicus serotinus	24 to 40 kHz	0.722
`2.95s`	Nyctalus leisleri	24 to 37 kHz	0.672
`3.12s`	Eptesicus serotinus	24 to 42 kHz	0.722
`3.23s`	Eptesicus serotinus	25 to 43 kHz	0.734
`3.50s`	Eptesicus serotinus	24 to 42 kHz	0.706
`3.77s`	Eptesicus serotinus	24 to 45 kHz	0.731
`4.38s`	Nyctalus leisleri	21 to 24 kHz	0.506
`4.84s`	Eptesicus serotinus	25 to 33 kHz	0.53