Brick

Sunira circellaris

Agrochola circellaris, or The Brick, is a species of moth of the family Noctuidae. The species was first described by Johann Siegfried Hufnagel in 1766. It is distributed throughout most of Europe, Asia Minor and Armenia. Source

Where it is now

In the last 8 weeks this insect was recorded 148 times across 10 areas (each area is a 5 degree square).

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Movement and weather

Over the weeks it was present in the past year, its centre in Europe ranged from 50°N in August to 63°N in September, about 1,400 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.

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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.