26/08/2026
🦇 Late Summer: The Final Weeks of UK Bat Survey Season
As August draws on, we’re heading into the last stretch of the UK bat survey season. Nights are still warm, insects are plentiful, and bats are making the most of these final weeks before their activity naturally begins to taper.
For ecologists, this is the period where every remaining survey counts. Maternity colonies have dispersed, juveniles are confidently on the wing, and late‑season behaviour can reveal crucial details about how bats are using buildings, treelines, rivers and roost features before autumn sets in.
If you’re out surveying over the next few evenings:
Enjoy those rich, busy pipistrelle soundscapes.
Watch for noctules cruising high and fast over fields.
Keep an eye on long‑eared bats drifting out of woodland edges.
And remember — the final cut‑off for three‑survey activity assessments is 10th August, so we’re now in the closing window for most planning‑related bat work.
Late summer surveys always feel special: a mix of warm dusk air, shifting bat behaviour, and the sense of a season gently winding down.
Here’s to safe nights, clear calls, and making the most of these last surveys before autumn arrives.