Ypsolophus ustella
Where it is now
In the last 8 weeks this insect was recorded 13 times across 2 areas (each area is a 5 degree square).
See the Ypsolophus ustella on the live map
Arrival dates
The week it was first heard regularly in each region, after at least six weeks away. Dates differ from south to north, so a region has a range.
| Region | First arrival | Last arrival | Typical peak | Areas |
|---|---|---|---|---|
| Europe | 28 September 2026 | 28 September 2026 | 12 October 2026 | 1 |
Figures are effort corrected and come from automatic sound identification, which makes mistakes. How this is measured and how it compares with human observers.