Water Ermine
Spilosoma urticae

Spilosoma urticae, the water ermine, is a moth of the family Erebidae. It is found in temperate belt of the Palearctic realm like similar Spilosoma lubricipedum, but prefers drier biotopes. So, S. urticae is more abundant in steppes and it is the single Spilosoma species in Central Asia. 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 Water Ermine 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 | 18 May 2026 | 18 May 2026 | 22 June 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.