Species Account

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Summary Data

Season (Adult / Immature):

National Status: Local

Local Status: Scarce and local resident.

Local Record: Grade 3   See here for explanation

Flight time: Aug-Sep.

Forewing: 9-10mm.

Foodplant: Oak.

Regional breakdown:

Year first recorded20031859199419892002
Year last recorded20141943201320142009
Number of records13353185
Number of individuals12075215
Unique positions831291
Unique locations831291
Adult records13352175
Immature records00100

For the county, we have a total of 92 records from 33 sites. First recorded in 1859.


17.009 Ypsolopha sylvella 02
© Ian Marshall, 10 Oct 2012
17.009 Ypsolopha sylvella 01
© Charles Fletcher, 21 Sep 2001

Species Account

Beaumont, 2002:
VC63. Elsecar Reservoir, 30.9.1994 (HEB); Elland, twelve 3.9-6.10.2000, (PT); Rossington, 10.9.2000 (RIH); Canklow, Rotherham, September 2000 (RFB). NEW VICE-COUNTY RECORD.
VC64. Meanwood, Leeds, 29.8.1989 det. HEB (GB). NEW VICE-COUNTY RECORD.

Argus 47, 2004: Has been reported quite widely during the past five years and is now recorded from all five vice-counties.
VC61. Holme-on-Spalding Moor, 4.9.2003, 4.8.2004 (EDC). NEW VICE-COUNTY RECORD.
VC65. Hutton Conyers, 30.9.2002, 9 & 27.9.2003 (CHF). NEW VICE-COUNTY RECORD.

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