Holly Tortrix
Rhopobota naevana
Rhopobota naevana, the holly tortrix moth, holly leaf tier or blackheaded fireworm, is a moth of the family Tortricidae. It is found from Europe to eastern Russia, China, Taiwan, Mongolia, Korea and Japan. It is also present in India, Sri Lanka and North America. Source
Where it is now
In the last 8 weeks this insect was recorded 86 times across 7 areas (each area is a 5 degree square).
See the Holly Tortrix 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 | 6 July 2026 | 13 July 2026 | 10 August 2026 | 4 |
Figures are effort corrected and come from automatic sound identification, which makes mistakes. How this is measured and how it compares with human observers.