Green Hairstreak
Callophrys rubi
The green hairstreak is a small butterfly in the family Lycaenidae. Source
Where it is now
In the last 8 weeks this insect was recorded 1 times across 1 area (each area is a 5 degree square).
See the Green Hairstreak on the live map
Movement and weather
Over the weeks it was present in the past year, its centre in Europe ranged from 45°N in April to 67°N in June, about 2,400 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 | 6 April 2026 | 20 April 2026 | 20 April 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.