Mallow

Larentia clavaria

Larentia clavaria, the mallow, is a moth of the family Geometridae. The species was first described by Adrian Hardy Haworth in 1809. It is found from Siberia in the east to the Iberian Peninsula, North Africa, and the British Isles in the west. In the north it ranges to the Caucasus, Tajikistan and Fennoscandia. In the south it is found the western Mediterranean islands, Italy, the Balkans and Asia Minor. It occurs only locally and is almost always rare. In the Alps, it rises up to 1200 m above sea level. Source

Where it is now

In the last 8 weeks this insect was recorded 111 times across 5 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.