Buff Ermine
Spilarctia lutea

The buff ermine is a moth of the family Erebidae. It is sometimes placed in the genus Spilosoma. The species was first described by Johann Siegfried Hufnagel in 1766. It is found throughout the temperate belt of the Palearctic region south to northern Turkey, Georgia, Kazakhstan, southern Siberia, eastern Mongolia, Amur Region, China, Korea and Japan. Source
Where it is now
No records in the last 8 weeks. It may be out of season where the observers and sensors are.
See the Buff Ermine on the live map
Movement and weather
Each season it is first heard regularly where daytime highs are around 19°C (typically 15 to 22°C, from 5 areas).
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 | 18 May 2026 | 25 May 2026 | 15 June 2026 | 5 |
Figures are effort corrected and come from automatic sound identification, which makes mistakes. How this is measured and how it compares with human observers.