4.95s · 101 min after sunset · St Laurence Field, near Bradford on Avon
0.0 / 4.9s
Sound is slowed down 10 times to bring it into hearing range, so a call at 46 kHz is heard at 4.6 kHz.
What was detected
- Noctule, Leisler's or serotine · closest match Nyctalus leisleri of 3 · 11 calls · 26.2 kHz · strongest 0.767
- Noctule, Leisler's or serotine · closest match Eptesicus serotinus of 3 · 4 calls · 27.8 kHz · strongest 0.451
BSG-BAT and Kaleidoscope disagree. BSG-BAT found Eptesicus nilssonii (northern bat, not a UK resident) here. Kaleidoscope found a bat it could not identify here.
All 15 detections
| Time | Label | Band | Detection |
|---|---|---|---|
0.20s | Nyctalus leisleri | 24 to 30 kHz | 0.75 |
0.59s | Nyctalus leisleri | 24 to 32 kHz | 0.669 |
0.98s | Nyctalus leisleri | 25 to 33 kHz | 0.684 |
1.35s | Nyctalus leisleri | 25 to 32 kHz | 0.641 |
1.73s | Nyctalus leisleri | 25 to 34 kHz | 0.782 |
2.12s | Nyctalus leisleri | 25 to 34 kHz | 0.827 |
2.50s | Nyctalus leisleri | 25 to 34 kHz | 0.76 |
2.88s | Nyctalus leisleri | 25 to 35 kHz | 0.762 |
3.03s | Nyctalus leisleri | 25 to 39 kHz | 0.75 |
3.29s | Eptesicus serotinus | 26 to 38 kHz | 0.702 |
3.70s | Nyctalus leisleri | 26 to 33 kHz | 0.682 |
3.88s | Nyctalus leisleri | 27 to 36 kHz | 0.692 |
4.24s | Eptesicus serotinus | 26 to 38 kHz | 0.752 |
4.62s | Eptesicus serotinus | 27 to 42 kHz | 0.719 |
4.88s | Eptesicus serotinus | 26 to 41 kHz | 0.673 |