Lesser Noctule

Nyctalus leisleri

Lesser Noctule (Nyctalus leisleri)
Image: Wikipedia / Wikimedia Commons, CC BY-SA, wikipedia

The lesser noctule or the Leisler's bat, is a species of insectivorous bat belonging to the vesper bat family, Vespertilionidae. The species was named to honour the naturalist Johann Philipp Achilles Leisler. Source

Where is the Lesser Noctule now?

In the last 8 weeks this bat was recorded 106 times across 5 areas (each area is a 5 degree square).

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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.