Species Account

Select species and region:



Summary Data

Season (Adult / Immature):

National Status: Common

Local Status: Rare and very local resident.

Local Record: Grade 3   See here for explanation

Flight time: late Mar-early May.

Forewing: 5-8mm.

Foodplant: Birch.

IMPORTANT - Please note that the maps and accounts are provisional, subject to change and further update.  The whole dataset still needs to go through the final verification process and it is likely that a very small number of records will not satisfy the present requirements and there are other records that have not been formally submitted.  The information is for guidance only.

Record breakdown:

Year first recorded189120001891
Year last recorded201020002010
Number of records20142
Number of individuals650130
Unique positions17136
Unique locations19140
Adult records8016
Immature records4110

For the region, we have a total of 42 records from 40 sites. Earliest record on file is in 1891.


0013 Eriocrania semipurpurella 02 larva
© Jenny Seawright
0013 Eriocrania semipurpurella 01 leafmine on Betula
© Jenny Seawright

Species Account

Similar species: 0012 Eriocrania sangii.

For further information refer UK Moths.
Most records are of leafmines. Refer leafmines.co.uk
For information on genitalia determination refer to Lepidoptera Dissection Group 2013 website for male and female.

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