Large Birch Bell

Epinotia brunnichana

Epinotia brunnichana is a moth of the family Tortricidae. It is found in most western, central and northern Europe, the Near East and further east to the eastern Palearctic realm, where it has been recorded from Russia, Kazakhstan, China, and Japan. Source

Where it is now

In the last 8 weeks this insect was recorded 13 times across 3 areas (each area is a 5 degree square).

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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.