Main: (Tortricidae / Tortricinae)
49.116 [B&F: 0944] Aethes williana (Brahm, 1791)

 

Nationally scarce (Nb) in dry pastures and on downland in southern England. In Hampshire and on the Isle of Wight restricted to a few sites on the coast to the west of the region, including Hurst Castle. Wingspan 10-16 mm. Day-flying in warm, dry weather; similar to, but smaller than, A. margarotana with forewing tinged olive and more obvious white transverse spots or striae [Bradley]. Larva feeds within roots and lower stems of Wild Carrot, and perhaps also Sea Carrot.

Flightime guide
JFM AMJ JAS OND

Records Received By Year

% of total records
Max records: 1
                               
00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19

Percentage of Total Records

Total records
Max Percentage: 8.625002E-4
                               
00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19

Phenology - Adult Records

Max records: 4
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Phenology - Larval Records

Max records: 1
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Distribution Map

Historical distribution at tetrad resolution
Click for density map

Record Density

As above but the larger the symbol, the greater the number of records
Click for distribution map

Detail records

SiteDateQuantityRecorderStage
VC10 Isle of Wight
Afton Down (SZ38)1856-IWNHSAdult
Ventnor (SZ57)1880-SouthAdult
Freshwater (SZ38)1900-Fassnidge, WAdult
Freshwater (SZ38)1900-Blair, Dr K.G.Adult
Ventnor (SZ57)1900-Fassnidge, WAdult
Tennyson Down (SZ38)1959-Ffennell, DWHAdult
St. Catherine's Point (SZ47)1970-Dickson, RJAdult
Compton Bay (SZ38)1970-Dickson, RJAdult
Freshwater (SZ38)1970-Dickson, RJAdult
West High Down (SZ38)1970-Dickson, RJAdult
Tennyson Down (SZ38)12-Jun-1990-Knill-Jones, SAAdult
Totland (SZ38)07-Jun-2004oneKnill-Jones, SAAdult
Compton Down (SZ38)21-Jun-2013oneBeavan, SD; Heckford, RJAdult
VC11 South Hampshire
Hurst Castle (SZ38)04-Jun-1985-Langmaid, JR; Pelham-Clinton, EC; Wild, EHAdult
Milford on Sea (SZ29)01-Jan-1989-Langmaid, JR; Sterling, DH, PH & MJLarval
Hurst Castle (SZ38)02-Jun-1992-Langmaid, JR; Agassiz, DJL; Emmet, AMAdult
Hook Spit (SU40)07-Jun-2006oneDickson, RJAdult
Burton, nr Christchurch (SZ19)28-Aug-2015oneSouthworth, JAdult

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