Triangle-marked Roller

Ancylis achatana

Ancylis achatana is a moth of the family Tortricidae. It is found from central and southern Europe including the United Kingdom and Ireland, east to the Baltic region, Asia Minor, Ukraine and Russia to the southern part of Trans-Ural. 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 Triangle-marked Roller 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.

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Figures are effort corrected and come from automatic sound identification, which makes mistakes. How this is measured and how it compares with human observers.