Season (Adult / Immature):
National Status: Common
Local Status: Fairly common and fairly widespread resident.
Local Record: Grade 1 See here for explanation
Flight time: One generation, Jun-Aug.
Foodplant: Pedunculate Oak, birches, Hazel, Hawthorn and sallows.
|Year first recorded||1904||1964||1883||1877||1883|
|Year last recorded||2014||2014||2014||2014||2014|
|Number of records||898||500||762||1034||176|
|Number of individuals||1114||659||928||1495||269|
For the county, we have a total of 3370 records from 552 sites. First recorded in 1877.
Sutton & Beaumont, 1989: Generally more frequent than H. tarsipennalis (Treitschke) but still not often common.
2012 (CHF): Common and widespread across the county. Numbers are stable. Usually recorded in smaller numbers than Fan-foot though it can be common at some sites eg 26 at Hackfall Woods on 9/7/2010.