Figure
Grassland butterflies — population index (1990 = 100)
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Additional information
For this graph, the data used for grassland butterfly species were from Butterfly Monitoring Schemes in fifteen countries:
Belgium – Flanders (since 1991)
Estonia (since 2004)
Finland (since 1999)
France (since 2005), France – Doubs region (2001–2004)
Germany (since 2005), Germany – Nordrhein Westfalen (since 2001), Germany – Pfalz region (Phengaris nausithous only, since 1989)
Ireland (since 2007)
Jersey (since 2004)
Lithuania (since 2009)
Portugal (1998-2006)
Slovenia (since 2007)
Spain – Catalunya (since 1994)
Switzerland – Aargau (since 1998)
Netherlands (since 1990)
Ukraine – Transcarpathia (since 1990)
United Kingdom (since 1976)
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Geographic coverage
Temporal coverage
For references, please go to https://www.eea.europa.eu/data-and-maps/figures/grassland-butterflies-2014-population-index-1990 or scan the QR code.
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