Bat recordings

Monday, 28 September 2026

St Laurence Field, near Bradford on Avon

56 recordings from 18:55:01 to 21:36:00. The first was 2 minutes after sunset.

Species detected

SpeciesRecordingsConfirmedActive
Common pipistrelle 26 26 +22 to +150 min
Greater horseshoe bat protected 17 17 +36 to +71 min
Brown long-eared bat · Long-eared bat 3 0 +90 to +95 min
Grey long-eared bat · Long-eared bat protected 2 0 +91 to +95 min
Lesser horseshoe bat protected 2 2 +110 to +150 min
Soprano pipistrelle 2 2 +89 to +132 min
Alcathoe bat · Myotis, 50 kHz group protected 1 1 +25 to +25 min
Daubenton's bat · Myotis, 50 kHz group 1 1 +163 to +163 min
Leisler's bat · Noctule, Leisler's or serotine 1 1 +69 to +69 min
Nathusius' pipistrelle 1 0 +29 to +29 min
Natterer's bat 1 0 +163 to +163 min
Noctule · Noctule, Leisler's or serotine 1 0 +90 to +90 min
Serotine · Noctule, Leisler's or serotine 1 0 +69 to +69 min

Confirmed means another classifier detected the same species on that recording.

Through the night

Recordings per 10 minutes, from 0 to 170 minutes after sunset. The shapes show when each species was active. Totals are on the right.
Common pipistrelle 20 to 30 min after sunset: 5 recordings30 to 40 min after sunset: 3 recordings80 to 90 min after sunset: 7 recordings90 to 100 min after sunset: 5 recordings100 to 110 min after sunset: 2 recordings110 to 120 min after sunset: 1 recording120 to 130 min after sunset: 1 recording130 to 140 min after sunset: 1 recording140 to 150 min after sunset: 1 recording 26
Greater horseshoe bat 30 to 40 min after sunset: 3 recordings40 to 50 min after sunset: 10 recordings50 to 60 min after sunset: 3 recordings70 to 80 min after sunset: 1 recording 17
Brown long-eared bat 80 to 90 min after sunset: 1 recording90 to 100 min after sunset: 2 recordings 3
Grey long-eared bat 90 to 100 min after sunset: 2 recordings 2
Lesser horseshoe bat 110 to 120 min after sunset: 1 recording150 to 160 min after sunset: 1 recording 2
sunset +30m +60m +90m +120m +150m

Recordings