Species Account

Select species and region:



Summary Data

Season (Adult / Immature):

National Status: Common

Local Status: Very common and fairly widespread resident.

Local Record: Grade 1   See here for explanation

Flight time: One generation, Jun-Aug.

Forewing: 17-19mm.

Foodplant: Herbaceous plants.

Regional breakdown:

Year first recorded19291883188318831883
Year last recorded20142014201420142014
Number of records3263202011591930492
Number of individuals105876165337873312314
Unique positions15113717019550
Unique locations14813315319947
Adult records3224200611161820485
Immature records40012

For the county, we have a total of 8864 records from 680 sites. First recorded in 1883.


73.361 Double Square-spot 05
© Edward Evans
73.361 Double Square-spot 01
© Terry Box, 1 Jul 2017
73.361 Double Square-spot 03
© Paul Holmes, Jul 2007
73.361 Double Square-spot 02
© Ian Marshall, 4 Jul 2008

Species Account

Sutton & Beaumont, 1989: Primarily a woodland species, though it is frequent in other places' (PQW). Most commonly recorded in the south of VC63, but still widespread an frequent in the other four vice-counties.

2012 (CHF): Common and widespread in all areas with a significant increase in numbers in the last few years.

See background to species accounts.  Index of Vernacular names - Search - Random Species