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Database: UKBMS

The UK Butterfly Monitoring Scheme (UKBMS) generates butterfly count data that is used to assess trends in the abundance of butterflies within the United Kingdom and for conservation policy and research. This dataset includes records from traditional fixed transect sites, often called 'Pollard Walks'; data from the Wider Countryside Butterfly Survey is excluded and available within a separate dataset see https://registry.nbnatlas.org/public/show/dr1383

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