Vapourer
Orgyia antiqua

Orgyia antiqua, the rusty tussock moth or vapourer, is a moth in the family Erebidae. Source
Where it is now
In the last 8 weeks this insect was recorded 32 times across 8 areas (each area is a 5 degree square).
See the Vapourer on the live map
Movement and weather
Over the weeks it was present in the past year, its centre in Europe ranged from 49°N in June to 63°N in August, about 1,600 km apart.
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 | 25 May 2026 | 25 May 2026 | 31 August 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.