![Photo: thore27.jpg](../pics/t/thore27.jpg)
Grisons, Switzerland, July 2019
![Photo: thore30.jpg](../pics/t/thore30.jpg)
Grisons, Switzerland, July 2019
Field notes and information
There are two distinct populations in Europe - mountains of Scandinavia and the Alps. Those in the Alps are much duskier than the northern populations.
Identification & Similar species: The underside hindwing has a rather indistinct washed out look. On the whole it has a rather dusky appearance, particularly those from the Alps.
Distribution & Flight: Scandinavia and the Alps. Flight is mid June and July, seasonally dependant in Scandinavia.
Habitat & Behaviour: Damp clearings in woodland. Bogs. Flies low above grassy vegetation. Also on alpine slopes amongst light woodland.
Variation: The apline population thore is much duskier than the Scandinavian borealis.
![Photo: thore1.jpg](../pics/t/thore1.jpg)
Piedmont, Italy, June 2004
![Photo: thore17.jpg](../pics/t/thore17.jpg)
![Photo: thore18.jpg](../pics/t/thore18.jpg)
![Photo: thore16.jpg](../pics/t/thore16.jpg)
Grisons, Switzerland, July 2013
![Photo: thore13.jpg](../pics/t/thore13.jpg)
Piedmont, Italy, July 2012
![Photo: thore22.jpg](../pics/t/thore22.jpg)
Grisons, Switzerland, July 2019
![Photo: thore11.jpg](../pics/t/thore11.jpg)
Piedmont, Italy, July 2012
![Photo: thore20.jpg](../pics/t/thore20.jpg)
Grisons, Switzerland, July 2019
Sparring with Asian fritillary E. intermedia.
![Photo: thore31.jpg](../pics/t/thore31.jpg)
![Photo: thore32.jpg](../pics/t/thore32.jpg)
Grisons, Switzerland, July 2019
![Photo: thore29.jpg](../pics/t/thore29.jpg)
![Photo: thore26.jpg](../pics/t/thore26.jpg)
Grisons, Switzerland, July 2019
![Photo: thore28.jpg](../pics/t/thore28.jpg)
![Photo: thore25.jpg](../pics/t/thore25.jpg)
![Photo: thore23.jpg](../pics/t/thore23.jpg)
Grisons, Switzerland, July 2019
![Photo: thore15.jpg](../pics/t/thore15.jpg)
![Photo: thore19.jpg](../pics/t/thore19.jpg)
![Photo: thore14.jpg](../pics/t/thore14.jpg)
Grisons, Switzerland, July 2013
![Photo: thore12.jpg](../pics/t/thore12.jpg)
![Photo: thore9.jpg](../pics/t/thore9.jpg)
![Photo: thore10.jpg](../pics/t/thore10.jpg)
Piedmont, Italy, July 2012