Dark Green Fritillary (Argynnis aglaja)

Male
Male
Female - the lens-shaped marks around the edges of the wings are lighter than the ground colour of the wings.
Female - the lens-shaped marks around the edges of the wings are lighter than the ground colour of the wings.
Male underside
Male underside
Female underside
Female underside
Male underside
Male underside
Female underside
Female underside
 
Information

NERC Act S41: Not listed
Local status: Local. In good years dozens can be seen together. Established in county during the last two decades and now spreading along the chalk.
Size: Large.
Larval foodplant: Violets
No. of broods: One
Flight time(s): Mid June to early August
Winter: Larva
Habits: Rapid and active fliers, hard to approach.
Habitats: Currently only found on chalk grassland in Bedfordshire, but nationally can be found in other unimproved grasslands and may also use woodland rides, moorland and dunes. Wanderers may be found elsewhere but care should be taken to distinguish from Silver-washed Fritillary.
Distribution:

Normalized Weekly Abundance


Flight time graph


No. of Adults

Number of adults
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Number of 1km squares
No. of Records

Number of records
No. of Adults per record

Adults per record
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Percentage of all adults reported (of all species) in each year
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Percentage of all butterfly records
No. of adults per 10,000 records

Number of adults in every 10,000 butterfly records (of all species)