The atlas of butterflies in Kraków
The database includes information concerning Lepidoptera diversity in Cracow City (south-east Poland). The data was gathered from 2005 to 2008 . The area of Kraków has been divided up, using grid of geographical coordinates, into 84 atlas blocks (each of about 4 square km) area where information about lepidofauna richness was collected.
Jagiellonian University, Institute of Environmental Sciences: The atlas of butterflies in Kraków