Species Account

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Summary Data

Season (Adult / Immature):

National Status: Migrant

Local Status: Uncommon and thinly distributed or restricted migrant/wanderer.

Local Record: Grade 2   See here for explanation

Flight time: Jun-Nov, peak, Aug-Sep.

Forewing: 9-11mm.


Regional breakdown:

Year first recorded19631883188818831980
Year last recorded20142014201420142014
Number of records401236218465
Number of individuals5432570278187
Unique positions381114425
Unique locations401113425
Adult records401216118165
Immature records00000

For the county, we have a total of 735 records from 111 sites. First recorded in 1883.


1395 Udea ferrugalis (Rusty-dot Pearl) 03
© Andy Nunn
1395 Udea ferrugalis (Rusty-dot Pearl) 02
© Dave Shenton
1395 Udea ferrugalis (Rusty-dot Pearl) 01
© Charles Fletcher, 9 Sep 2005

Species Account

Sutton & Beaumont, 1989: A well known and regular immigrant species which is reported most years, particularly from coastal localities. In some years occurs widely and commonly inland, the most recent being 1980. Recorded from all five vice-counties.


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